Double Star Calculator - Results


SHJ 368 AC - Astrometric and kinematic properties
Gaia Source ID - Star A          : 865209037088705024     Simbad
Gaia Source ID - Star B          : 865207490900482432     Simbad
Observation Epoch : J2025.165 / 2025-03-02 Angular Separation : 131.003 ± 0.0083 arcsec Position Angle : 221.22 ± 0.0037 degree
Star A/B Epoch : J2016.000 / J2016.000 Angular Separation : 132.210 ± 0.0007 arcsec Position Angle : 221.01 ± 0.0003 degree Projected Separation : 22013 au Spatial Separation : 268.07 ± 1.67 pc Spatial Separation : 874.34 ± 5.44 ly Parallax Significance : 29.42 σ 3D Space Velocity Angle : 163.93 ± 0.21 degree ΔProper Motion Angle : 119.57 ± 0.42 degree ΔTotal Proper Motion : 118.82 ± 0.85 mas/yr ΔTangential Velocity : 0.48 ± 0.64 km/s ΔRadial Velocity : 148.57 ± 1.96 km/s ΔSpeed (scalar) : 15.30 ± 1.91 km/s ΔRelative Velocity (3D) : 152.85 ± 1.91 km/s

Aladin Lite Sky Atlas



Star A - Stellar Data
Gaia Source ID                   : 865209037088705024           VizieR
Epoch : J2016.000 Right Ascension (RA) : 07h 27m 44.29s Declination (Dec) : 21° 26' 41.07" Distance : 32.46 ± 0.98 pc Distance : 105.87 ± 3.21 ly Magnitude (G-band) : 5.10 mag Absolute Magnitude : 2.54 ± 0.07 mag Stellar Extinction : 0.00 ± <0.01 mag Spectral Type (BP/RP) : F Bolometric correction : -0.02 mag Luminosity : 7.71 + 0.48 / − 0.45 L☉ Log(Luminosity) : 0.88725 Effective temperature (Teff) : 6470.49 + 3.82 / - 4.06 K Log(Teff) : 3.81094 Mass estimation : 1.67 M☉ RUWE : 9.81 Position Angle of Proper Motion : 205.00 ± 0.42 degree Total Proper Motion : 133.58 ± 0.85 mas/yr Tangential Velocity : 20.56 ± 0.64 km/s Radial Velocity (Simbad) : -82.30 ± 1.90 km/s Bibcode : 2006AstL...32..759G Space Velocity : 84.83 ± 1.85 km/s

Star A - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.15
Radius from GSP-Phot Aeneas      :       2.42  ±   0.08          R☉
Spectral type from ESP-ELS       :          F
Radius of the star from FLAME    :       2.12  ±   0.07          R☉
Bolometric correction            :       0.07                    mag
Luminosity of the star (FLAME)   :       7.07  ±   0.38          L☉
Mass of the star from FLAME      :       1.49  ±   0.04          M☉
FLAME quality indicators         :         00
  Quality                        :       OK
  Source                         :       Parallax used
Evolutionary stage from FLAME    :        276      Main Sequence (early)

Star A - Double Star Quality Metrics
Parallax over error :     32.987 : very good
RUWE                :      9.810 : poor astrometric fit, (possible double)
Non Single Star     :            : Astrometric Binary
Duplicated source   :      false : single source
G magnitude         :      5.099 : G > 3 mag, photometry reliable
Excess noise        :      5.862 : Poor fit
  Significance      :  40686.100 :   Possible binary or jitter
BP-RP excess factor :      1.152 : photometry consistent
Visibility periods  :         15 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.028 : unobtrusive (single star source)


Star B - Stellar Data
Gaia Source ID                   : 865207490900482432           VizieR
Epoch : J2016.000 Right Ascension (RA) : 07h 27m 38.08s Declination (Dec) : 21° 25' 1.30" Distance : 300.53 ± 1.35 pc Distance : 980.21 ± 4.40 ly Magnitude (G-band) : 10.47 mag Absolute Magnitude : 3.03 ± 0.02 mag Stellar Extinction : 0.04 ± 0.01 mag Spectral Type (BP/RP) : F Bolometric correction : -0.02 mag Luminosity : 4.91 + 0.07 / − 0.07 L☉ Log(Luminosity) : 0.69064 Effective temperature (Teff) : 6387.44 +36.07 / -17.28 K Log(Teff) : 3.80533 Mass estimation : 1.51 M☉ RUWE : 1.04 Position Angle of Proper Motion : 324.57 ± 0.06 degree Total Proper Motion : 14.77 ± 0.02 mas/yr Tangential Velocity : 21.04 ± 0.10 km/s Radial Velocity (Gaia) : 66.27 ± 0.50 km/s Space Velocity : 69.53 ± 0.48 km/s

Star B - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.15
Radius from GSP-Phot Aeneas      :       1.73  ±   0.03          R☉
Spectral type from ESP-ELS       :          F
Radius of the star from FLAME    :       1.74  ±   0.04          R☉
Bolometric correction            :       0.05                    mag
Luminosity of the star (FLAME)   :       4.53  ±   0.05          L☉
Mass of the star from FLAME      :       1.35  ±   0.04          M☉
FLAME quality indicators         :         00
  Quality                        :       OK
  Source                         :       Parallax used
Evolutionary stage from FLAME    :        276      Main Sequence (early)

Star B - Double Star Quality Metrics
Parallax over error :    223.000 : very good
RUWE                :      1.040 : good astrometric fit (single star)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :     10.467 : G > 3 mag, photometry reliable
Excess noise        :      0.091 : Very good fit
  Significance      :      9.714 :   Reliable single-star astrometry
BP-RP excess factor :      1.186 : photometry consistent
Visibility periods  :         17 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.099 : unobtrusive (single star source)

Hertzsprung-Russell Diagram of the Double-Star
Positions of both components within the HRD, either derived from calculated luminosities and
effective temperatures (Teff) from the Gaia GSP-Phot Aeneas library (plotted as solid circles)
or estimated from the color index (bp_rp) measured by Gaia (plotted as open circles).


Double Star plausibility checks
Common Proper Motion

Classification acc. to Harshaw     :
===================================
rPM (Proper Motion Ratio)          :        1.06     (DPM)

Co-Moving

UWLE for Co-Moving Pairs (3D)      :
===================================
COMOV: Velocity Evidence Indicator :        0.00     (Unlikely)
COMOV: Distance Evidence Indicator :        0.00     (Unlikely)
Co-Moving Total Evidence Indicator :        0.00     (Unlikely)

rPM/COMOV Agreement                :                 (High)

Binarity

Separation, Sigma and Reliability  :
===================================
Projected Separation               :       22013     au
Spatial Separation                 :      268.07  ±     1.67  pc
  1-Sigma Range                    : [    266.40,     269.74] pc
  Significance                     :       29.42     σ
  Note: High-confidence 3D separation

3D spatial distance probabilities : =================================== P(D-3D <= 44025 au) : 0.0 % (2.0 * D-projected) P(D-3D <= 50000 au) : 0.0 % (Extremely wide) P(D-3D <= 206265 au) : 0.0 % (Jacobi radius)

Proper Motion and Velocity         :
===================================
rPM (Proper Motion Ratio)          :        1.06     (DPM)
ΔRelative Velocity (3D)            :      152.85  ±  1.91   km/s

UWLE for Wide Binaries (3D)        :
===================================
WBS: Velocity Evidence Indicator   :        0.00     (Unlikely)
WBS: Distance Evidence Indicator   :        0.00     (Unlikely)
Binarity Total Evidence Indicator  :        0.00     (Unlikely)
UWLE Evidence Indicators - Parametrization:
===========================================
Mode                 Condition  s0         v0              Δx         Uncertainty
---------------------------------------------------------------------------------
Co-Moving                -         1.0 pc    5 km/s        spatial    σspatial
Wide Binaries (3D)       -      20,000 au  ∝√1/dspatial     spatial    σspatial
Wide Binaries (2D)   RI < 3.0   20,000 au  ∝√1/dprojected   projected  σspatial
Tight Binaries (2D)  RI < 3.0    1,000 au  ∝√1/dprojected   projected  σprojected

Metallicity (Experimental / Not validated)

Metallicity (Gaia DR3, GSP-Phot)   :
===================================
Metallicity Star A - [M/H]         :     -0.3710  ± 0.0214 dex
  Metallicity reliability factor A :        1.00
Metallicity Star B - [M/H]         :     -0.6661  ± 0.0293 dex
  Metallicity reliability factor B :        1.00
Metallicity Difference             :      0.2951           dex
Combined uncertainty               :      0.2131           dex
Sigma-Distance (Z-Score)           :      1.38 σ
  Compatibility                    :  Consistent (good agreement)

Note: Z-Score calculation accounts for a 0.21 dex systematic uncertainty
      floor based on Gaia DR3 GSP-Phot validation studies

-- Experimental module – results are preliminary and not validated --

RUWE parameters
RUWE probability for a binary system (Star A) :  9.81 : Very high
RUWE probability for a binary system (Star B) :  1.04 : Zero

Separation and position angle as a function of Julian Epoch
Note: Separation and position angle for different epochs are derived solely
from Gaia proper motion measurements; possible orbital motion is not considered.

-- For epoch J[1900-2100], computed using Gaia proper motions --

Click to expand/collapse - Separation and Position Angle for J-Epoch:
Epoch      Sep[″]   e_Sep[″]    PA[°]     e_PA[°]
-------------------------------------------------
1900.0    147.626    0.104     218.706    0.042
1901.0    147.492    0.103     218.724    0.042
1902.0    147.358    0.102     218.742    0.041
1903.0    147.224    0.101     218.760    0.041
1904.0    147.091    0.100     218.778    0.041
1905.0    146.957    0.099     218.796    0.040
1906.0    146.823    0.098     218.814    0.040
1907.0    146.690    0.097     218.832    0.040
1908.0    146.556    0.097     218.850    0.039
1909.0    146.422    0.096     218.868    0.039
1910.0    146.288    0.095     218.886    0.039
1911.0    146.155    0.094     218.904    0.038
1912.0    146.021    0.093     218.922    0.038
1913.0    145.887    0.092     218.941    0.038
1914.0    145.754    0.091     218.959    0.037
1915.0    145.620    0.090     218.977    0.037
1916.0    145.487    0.089     218.995    0.037
1917.0    145.353    0.089     219.014    0.036
1918.0    145.220    0.088     219.032    0.036
1919.0    145.086    0.087     219.050    0.036
1920.0    144.952    0.086     219.069    0.035
1921.0    144.819    0.085     219.087    0.035
1922.0    144.685    0.084     219.106    0.035
1923.0    144.552    0.083     219.124    0.034
1924.0    144.419    0.082     219.143    0.034
1925.0    144.285    0.081     219.162    0.034
1926.0    144.152    0.081     219.180    0.033
1927.0    144.018    0.080     219.199    0.033
1928.0    143.885    0.079     219.218    0.033
1929.0    143.751    0.078     219.236    0.032
1930.0    143.618    0.077     219.255    0.032
1931.0    143.485    0.076     219.274    0.032
1932.0    143.351    0.075     219.293    0.031
1933.0    143.218    0.074     219.312    0.031
1934.0    143.085    0.073     219.331    0.031
1935.0    142.951    0.073     219.350    0.030
1936.0    142.818    0.072     219.369    0.030
1937.0    142.685    0.071     219.388    0.030
1938.0    142.552    0.070     219.407    0.029
1939.0    142.418    0.069     219.426    0.029
1940.0    142.285    0.068     219.445    0.029
1941.0    142.152    0.067     219.464    0.028
1942.0    142.019    0.066     219.483    0.028
1943.0    141.886    0.065     219.503    0.027
1944.0    141.752    0.065     219.522    0.027
1945.0    141.619    0.064     219.541    0.027
1946.0    141.486    0.063     219.560    0.026
1947.0    141.353    0.062     219.580    0.026
1948.0    141.220    0.061     219.599    0.026
1949.0    141.087    0.060     219.619    0.025
1950.0    140.954    0.059     219.638    0.025
1951.0    140.821    0.058     219.658    0.025
1952.0    140.688    0.057     219.677    0.024
1953.0    140.555    0.056     219.697    0.024
1954.0    140.422    0.056     219.717    0.024
1955.0    140.289    0.055     219.736    0.023
1956.0    140.156    0.054     219.756    0.023
1957.0    140.023    0.053     219.776    0.022
1958.0    139.890    0.052     219.796    0.022
1959.0    139.757    0.051     219.815    0.022
1960.0    139.624    0.050     219.835    0.021
1961.0    139.491    0.049     219.855    0.021
1962.0    139.358    0.048     219.875    0.021
1963.0    139.226    0.048     219.895    0.020
1964.0    139.093    0.047     219.915    0.020
1965.0    138.960    0.046     219.935    0.020
1966.0    138.827    0.045     219.955    0.019
1967.0    138.694    0.044     219.975    0.019
1968.0    138.562    0.043     219.996    0.018
1969.0    138.429    0.042     220.016    0.018
1970.0    138.296    0.041     220.036    0.018
1971.0    138.163    0.040     220.056    0.017
1972.0    138.031    0.040     220.077    0.017
1973.0    137.898    0.039     220.097    0.017
1974.0    137.765    0.038     220.118    0.016
1975.0    137.633    0.037     220.138    0.016
1976.0    137.500    0.036     220.158    0.015
1977.0    137.368    0.035     220.179    0.015
1978.0    137.235    0.034     220.200    0.015
1979.0    137.102    0.033     220.220    0.014
1980.0    136.970    0.032     220.241    0.014
1981.0    136.837    0.031     220.262    0.014
1982.0    136.705    0.031     220.282    0.013
1983.0    136.572    0.030     220.303    0.013
1984.0    136.440    0.029     220.324    0.012
1985.0    136.307    0.028     220.345    0.012
1986.0    136.175    0.027     220.366    0.012
1987.0    136.043    0.026     220.387    0.011
1988.0    135.910    0.025     220.407    0.011
1989.0    135.778    0.024     220.428    0.011
1990.0    135.645    0.023     220.450    0.010
1991.0    135.513    0.022     220.471    0.010
1992.0    135.381    0.022     220.492    0.009
1993.0    135.248    0.021     220.513    0.009
1994.0    135.116    0.020     220.534    0.009
1995.0    134.984    0.019     220.555    0.008
1996.0    134.852    0.018     220.577    0.008
1997.0    134.719    0.017     220.598    0.008
1998.0    134.587    0.016     220.619    0.007
1999.0    134.455    0.015     220.641    0.007
2000.0    134.323    0.014     220.662    0.006
2001.0    134.191    0.014     220.684    0.006
2002.0    134.058    0.013     220.705    0.006
2003.0    133.926    0.012     220.727    0.005
2004.0    133.794    0.011     220.749    0.005
2005.0    133.662    0.010     220.770    0.004
2006.0    133.530    0.009     220.792    0.004
2007.0    133.398    0.008     220.814    0.004
2008.0    133.266    0.007     220.836    0.003
2009.0    133.134    0.006     220.858    0.003
2010.0    133.002    0.005     220.879    0.002
2011.0    132.870    0.005     220.901    0.002
2012.0    132.738    0.004     220.923    0.002
2013.0    132.606    0.003     220.945    0.001
2014.0    132.474    0.002     220.967    0.001
2015.0    132.342    0.001     220.990    0.001
2016.0    132.210    0.001     221.012    0.000
2017.0    132.079    0.001     221.034    0.001
2018.0    131.947    0.002     221.056    0.001
2019.0    131.815    0.003     221.078    0.001
2020.0    131.683    0.004     221.101    0.002
2021.0    131.551    0.005     221.123    0.002
2022.0    131.420    0.005     221.146    0.002
2023.0    131.288    0.006     221.168    0.003
2024.0    131.156    0.007     221.191    0.003
2025.0    131.024    0.008     221.213    0.004
2026.0    130.893    0.009     221.236    0.004
2027.0    130.761    0.010     221.258    0.004
2028.0    130.630    0.011     221.281    0.005
2029.0    130.498    0.012     221.304    0.005
2030.0    130.366    0.013     221.327    0.006
2031.0    130.235    0.014     221.350    0.006
2032.0    130.103    0.014     221.372    0.007
2033.0    129.972    0.015     221.395    0.007
2034.0    129.840    0.016     221.418    0.007
2035.0    129.709    0.017     221.441    0.008
2036.0    129.577    0.018     221.464    0.008
2037.0    129.446    0.019     221.488    0.009
2038.0    129.314    0.020     221.511    0.009
2039.0    129.183    0.021     221.534    0.009
2040.0    129.052    0.022     221.557    0.010
2041.0    128.920    0.023     221.581    0.010
2042.0    128.789    0.023     221.604    0.011
2043.0    128.658    0.024     221.627    0.011
2044.0    128.526    0.025     221.651    0.012
2045.0    128.395    0.026     221.674    0.012
2046.0    128.264    0.027     221.698    0.012
2047.0    128.133    0.028     221.721    0.013
2048.0    128.001    0.029     221.745    0.013
2049.0    127.870    0.030     221.769    0.014
2050.0    127.739    0.031     221.792    0.014
2051.0    127.608    0.032     221.816    0.015
2052.0    127.477    0.033     221.840    0.015
2053.0    127.346    0.033     221.864    0.015
2054.0    127.215    0.034     221.888    0.016
2055.0    127.083    0.035     221.912    0.016
2056.0    126.952    0.036     221.936    0.017
2057.0    126.821    0.037     221.960    0.017
2058.0    126.690    0.038     221.984    0.018
2059.0    126.560    0.039     222.008    0.018
2060.0    126.429    0.040     222.033    0.018
2061.0    126.298    0.041     222.057    0.019
2062.0    126.167    0.042     222.081    0.019
2063.0    126.036    0.043     222.106    0.020
2064.0    125.905    0.043     222.130    0.020
2065.0    125.774    0.044     222.154    0.021
2066.0    125.643    0.045     222.179    0.021
2067.0    125.513    0.046     222.204    0.021
2068.0    125.382    0.047     222.228    0.022
2069.0    125.251    0.048     222.253    0.022
2070.0    125.120    0.049     222.278    0.023
2071.0    124.990    0.050     222.302    0.023
2072.0    124.859    0.051     222.327    0.024
2073.0    124.728    0.052     222.352    0.024
2074.0    124.598    0.053     222.377    0.025
2075.0    124.467    0.053     222.402    0.025
2076.0    124.337    0.054     222.427    0.025
2077.0    124.206    0.055     222.452    0.026
2078.0    124.076    0.056     222.478    0.026
2079.0    123.945    0.057     222.503    0.027
2080.0    123.815    0.058     222.528    0.027
2081.0    123.684    0.059     222.553    0.028
2082.0    123.554    0.060     222.579    0.028
2083.0    123.423    0.061     222.604    0.029
2084.0    123.293    0.062     222.630    0.029
2085.0    123.163    0.063     222.655    0.030
2086.0    123.032    0.063     222.681    0.030
2087.0    122.902    0.064     222.706    0.030
2088.0    122.772    0.065     222.732    0.031
2089.0    122.641    0.066     222.758    0.031
2090.0    122.511    0.067     222.784    0.032
2091.0    122.381    0.068     222.810    0.032
2092.0    122.251    0.069     222.835    0.033
2093.0    122.121    0.070     222.861    0.033
2094.0    121.991    0.071     222.887    0.034
2095.0    121.860    0.072     222.914    0.034
2096.0    121.730    0.073     222.940    0.035
2097.0    121.600    0.073     222.966    0.035
2098.0    121.470    0.074     222.992    0.036
2099.0    121.340    0.075     223.018    0.036
2100.0    121.210    0.076     223.045    0.037




Measurements for SHJ 368 AC

WDS ID      Discovr     Comp  #    Sep      PA       Epoch      Obs  Telescope     Camera    Note
-------------------------------------------------------------------------------------------------
07277+2127  SHJ 368     AC    1    131.0"   221.1°   B2025.169  HWI  120/900 APO   ASI678MM  

-- Image of SHJ-368-AC-taken with Equinox 120/900 APO --


WDS record for SHJ 368 AC
wds_id                       : 07277+2127
discoverer_code              : SHJ
discoverer_number            : 368
discoverer_components        : AC
date_first                   : 1894
date_last                    : 2006
num_of_obs                   : 7
pa_first                     : 218
pa_last                      : 221
sep_first                    : 148.4
sep_last                     : 133.3
mag_primary                  : 5.28
mag_secondary                : 10.7
spectral_type                : F5V
primary_proper_motion_RA     : -50
primary_proper_motion_DEC    : -124
secondary_proper_motion_RA   : -7
secondary_proper_motion_DEC  : 12
dm_number                    : 
notes                        : N
precise_coordinate           : 072744.39+212644.0
                             : 07:27:44.39 +21:26:44.0

WDS Notes:
----------
N: Notes found in WDSNOT MEMO of WDS



Parsed GAIA Input Data
Click to expand/collapse the Gaia Input Data:
Star A - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 865209037088705024
source_id = 865209037088705024
random_index = 97210360
ref_epoch = 2016.0
ra = 111.93455265828278
ra_error = 0.76860815
dec = 21.444740945380808
dec_error = 0.6939176
parallax = 30.806744651221553
parallax_error = 0.93391484
parallax_over_error = 32.986675
pm = 133.5815
pmra = -56.44965365870399
pmra_error = 1.0026919
pmdec = -121.06796948023165
pmdec_error = 0.815047
ra_dec_corr = -0.08162669
ra_parallax_corr = -0.19465673
ra_pmra_corr = 0.08795127
ra_pmdec_corr = 0.09348897
dec_parallax_corr = -0.44116634
dec_pmra_corr = 0.14154881
dec_pmdec_corr = 0.027338652
parallax_pmra_corr = -0.10259191
parallax_pmdec_corr = 0.053172205
pmra_pmdec_corr = -0.20574272
astrometric_n_obs_al = 160
astrometric_n_obs_ac = 160
astrometric_n_good_obs_al = 160
astrometric_n_bad_obs_al = 0
astrometric_gof_al = 94.658844
astrometric_chi2_al = 751198.44
astrometric_excess_noise = 5.861502
astrometric_excess_noise_sig = 40686.1
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.6131285
astrometric_matched_transits = 18
visibility_periods_used = 15
astrometric_sigma5d_max = 1.4392314
matched_transits = 18
new_matched_transits = 5
matched_transits_removed = 9
ipd_gof_harmonic_amplitude = 0.027790207
ipd_gof_harmonic_phase = 142.766
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 9.810427
duplicated_source = false
phot_g_n_obs = 153
phot_g_mean_flux = 171968817.61742818
phot_g_mean_flux_error = 432151.16
phot_g_mean_flux_over_error = 397.93674
phot_g_mean_mag = 5.0987425
phot_bp_n_obs = 17
phot_bp_mean_flux = 98866349.46954381
phot_bp_mean_flux_error = 88298.11
phot_bp_mean_flux_over_error = 1119.6882
phot_bp_mean_mag = 5.350921
phot_rp_n_obs = 15
phot_rp_mean_flux = 99206153.25612997
phot_rp_mean_flux_error = 231785.25
phot_rp_mean_flux_over_error = 428.0089
phot_rp_mean_mag = 4.756549
phot_bp_rp_excess_factor = 1.1517931
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 0
phot_proc_mode = 0
bp_rp = 0.5943723
bp_g = 0.25217867
g_rp = 0.3421936
phot_variable_flag = NOT_AVAILABLE
l = 197.22686380664612
b = 17.299565819701844
ecl_lon = 110.34658945676178
ecl_lat = -0.45854509614333383
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 1
has_xp_continuous = false
has_xp_sampled = false
has_rvs = false
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = true
has_mcmc_msc = true
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.1952646e-13
classprob_dsc_combmod_galaxy = 5.9702867e-13
classprob_dsc_combmod_star = 0.9982671
teff_gspphot = 6470.4863
teff_gspphot_lower = 6466.4277
teff_gspphot_upper = 6474.3027
logg_gspphot = 3.8078
logg_gspphot_lower = 3.7874
logg_gspphot_upper = 3.8319
mh_gspphot = -0.371
mh_gspphot_lower = -0.3926
mh_gspphot_upper = -0.3497
distance_gspphot = 37.6801
distance_gspphot_lower = 36.4603
distance_gspphot_upper = 38.7902
azero_gspphot = 0.0001
azero_gspphot_lower = 0.0
azero_gspphot_upper = 0.0003
ag_gspphot = 0.0001
ag_gspphot_lower = 0.0
ag_gspphot_upper = 0.0003
ebpminrp_gspphot = 0.0
ebpminrp_gspphot_lower = 0.0
ebpminrp_gspphot_upper = 0.0002
libname_gspphot = MARCS
radial_velocity = -82.3
radial_velocity_error = 1.9
    Star B - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 865207490900482432
source_id = 865207490900482432
random_index = 1169074087
ref_epoch = 2016.0
ra = 111.908665559385
ra_error = 0.013928694
dec = 21.417027097218494
dec_error = 0.012024096
parallax = 3.3274191718720516
parallax_error = 0.014921185
parallax_over_error = 222.99966
pm = 14.7662325
pmra = -8.56026225318882
pmra_error = 0.017491536
pmdec = 12.03177190531547
pmdec_error = 0.014745653
ra_dec_corr = -0.107832044
ra_parallax_corr = -0.046997193
ra_pmra_corr = -0.064833276
ra_pmdec_corr = 0.26553953
dec_parallax_corr = -0.22607403
dec_pmra_corr = 0.22513089
dec_pmdec_corr = -0.13640156
parallax_pmra_corr = 0.13625962
parallax_pmdec_corr = 0.01972089
pmra_pmdec_corr = -0.12753257
astrometric_n_obs_al = 258
astrometric_n_obs_ac = 258
astrometric_n_good_obs_al = 258
astrometric_n_bad_obs_al = 0
astrometric_gof_al = 0.9083548
astrometric_chi2_al = 698.1248
astrometric_excess_noise = 0.09099377
astrometric_excess_noise_sig = 9.713529
astrometric_params_solved = 31
astrometric_primary_flag = true
nu_eff_used_in_astrometry = 1.6045579
astrometric_matched_transits = 29
visibility_periods_used = 17
astrometric_sigma5d_max = 0.024961991
matched_transits = 30
new_matched_transits = 9
matched_transits_removed = 1
ipd_gof_harmonic_amplitude = 0.09896816
ipd_gof_harmonic_phase = 104.89211
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.039317
duplicated_source = false
phot_g_n_obs = 249
phot_g_mean_flux = 1224860.1021915583
phot_g_mean_flux_error = 377.16528
phot_g_mean_flux_over_error = 3247.542
phot_g_mean_mag = 10.467151
phot_bp_n_obs = 26
phot_bp_mean_flux = 716575.6709352237
phot_bp_mean_flux_error = 348.33682
phot_bp_mean_flux_over_error = 2057.1345
phot_bp_mean_mag = 10.700387
phot_rp_n_obs = 26
phot_rp_mean_flux = 735579.4199752264
phot_rp_mean_flux_error = 315.31525
phot_rp_mean_flux_over_error = 2332.8381
phot_rp_mean_mag = 10.081322
phot_bp_rp_excess_factor = 1.1855681
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 0
phot_proc_mode = 0
bp_rp = 0.6190653
bp_g = 0.23323631
g_rp = 0.38582897
radial_velocity = 66.26724
radial_velocity_error = 0.49796242
rv_method_used = 1
rv_nb_transits = 9
rv_nb_deblended_transits = 2
rv_visibility_periods_used = 8
rv_expected_sig_to_noise = 54.776485
rv_renormalised_gof = -0.314222
rv_chisq_pvalue = 0.74762785
rv_time_duration = 911.60205
rv_amplitude_robust = 4.1444244
rv_template_teff = 6500.0
rv_template_logg = 4.0
rv_template_fe_h = -0.5
rv_atm_param_origin = 222
grvs_mag = 9.920176
grvs_mag_error = 0.009839659
grvs_mag_nb_transits = 6
phot_variable_flag = NOT_AVAILABLE
l = 197.2437142005965
b = 17.266552794545916
ecl_lon = 110.32687455331354
ecl_lat = -0.4895303101620919
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 0
has_xp_continuous = true
has_xp_sampled = true
has_rvs = false
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = true
has_mcmc_msc = true
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.1952646e-13
classprob_dsc_combmod_galaxy = 5.9702867e-13
classprob_dsc_combmod_star = 0.9982671
teff_gspphot = 6387.438
teff_gspphot_lower = 6370.16
teff_gspphot_upper = 6423.5063
logg_gspphot = 3.9665
logg_gspphot_lower = 3.9576
logg_gspphot_upper = 3.9932
mh_gspphot = -0.6661
mh_gspphot_lower = -0.6844
mh_gspphot_upper = -0.6258
distance_gspphot = 296.8443
distance_gspphot_lower = 291.0402
distance_gspphot_upper = 299.0955
azero_gspphot = 0.051
azero_gspphot_lower = 0.0421
azero_gspphot_upper = 0.0691
ag_gspphot = 0.0443
ag_gspphot_lower = 0.0366
ag_gspphot_upper = 0.0602
ebpminrp_gspphot = 0.024
ebpminrp_gspphot_lower = 0.0198
ebpminrp_gspphot_upper = 0.0327
libname_gspphot = MARCS
- gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 865209037088705024
classprob_dsc_combmod_quasar = 1.1952646e-13
classprob_dsc_combmod_galaxy = 5.9702867e-13
classprob_dsc_combmod_star = 0.9982671
classprob_dsc_combmod_whitedwarf = 2.6809628e-09
classprob_dsc_combmod_binarystar = 0.0017328612
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.8520753
classprob_dsc_specmod_whitedwarf = 1.1417036e-05
classprob_dsc_specmod_binarystar = 0.14791329
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
teff_gspphot = 6470.4863
teff_gspphot_lower = 6466.4277
teff_gspphot_upper = 6474.3027
logg_gspphot = 3.8078
logg_gspphot_lower = 3.7874
logg_gspphot_upper = 3.8319
mh_gspphot = -0.371
mh_gspphot_lower = -0.3926
mh_gspphot_upper = -0.3497
distance_gspphot = 37.6801
distance_gspphot_lower = 36.4603
distance_gspphot_upper = 38.7902
azero_gspphot = 0.0001
azero_gspphot_lower = 0.0
azero_gspphot_upper = 0.0003
ag_gspphot = 0.0001
ag_gspphot_lower = 0.0
ag_gspphot_upper = 0.0003
abp_gspphot = 0.0001
abp_gspphot_lower = 0.0
abp_gspphot_upper = 0.0003
arp_gspphot = 0.0001
arp_gspphot_lower = 0.0
arp_gspphot_upper = 0.0002
ebpminrp_gspphot = 0.0
ebpminrp_gspphot_lower = 0.0
ebpminrp_gspphot_upper = 0.0002
mg_gspphot = 2.2415
mg_gspphot_lower = 2.1792
mg_gspphot_upper = 2.3135
radius_gspphot = 2.4244
radius_gspphot_lower = 2.3452
radius_gspphot_upper = 2.4955
logposterior_gspphot = -1666.776
mcmcaccept_gspphot = 0.32181817
libname_gspphot = MARCS
ew_espels_halpha = 0.13595061
ew_espels_halpha_uncertainty = 0.054791424
ew_espels_halpha_flag = 0
ew_espels_halpha_model = 0.22946
flags_esphs = 91
spectraltype_esphs = F
activityindex_espcs_input = M1
radius_flame = 2.1156657
radius_flame_lower = 2.0461848
radius_flame_upper = 2.1889987
lum_flame = 7.0694523
lum_flame_lower = 6.7011514
lum_flame_upper = 7.469722
mass_flame = 1.493427
mass_flame_lower = 1.4489583
mass_flame_upper = 1.5383772
age_flame = 2.1838796
age_flame_lower = 1.8784543
age_flame_upper = 2.4884176
flags_flame = 00
evolstage_flame = 276
gravredshift_flame = 0.36657172
gravredshift_flame_lower = 0.3602036
gravredshift_flame_upper = 0.37437293
bc_flame = 0.07333333
mh_msc = -0.0065158373
mh_msc_upper = 0.24529773
mh_msc_lower = -0.1901364
azero_msc = 0.10012174
azero_msc_upper = 0.30981922
azero_msc_lower = 0.0
distance_msc = 36.036507
distance_msc_upper = 40.293365
distance_msc_lower = 30.274483
teff_msc1 = 6704.624
teff_msc1_upper = 7414.1064
teff_msc1_lower = 6404.5654
teff_msc2 = 6300.4785
teff_msc2_upper = 6946.6064
teff_msc2_lower = 5116.284
logg_msc1 = 4.054506
logg_msc1_upper = 5.0141025
logg_msc1_lower = 3.7879968
logg_msc2 = 4.5663652
logg_msc2_upper = 5.2
logg_msc2_lower = 2.3175583
ag_msc = 0.08701303
ag_msc_upper = 0.27215922
ag_msc_lower = 0.0
logposterior_msc = 470.2475
mcmcaccept_msc = 0.1768019
mcmcdrift_msc = 0.03260708
flags_msc = 0
neuron_oa_id = 202105281205440325
neuron_oa_dist = 5.206328e-06
neuron_oa_dist_percentile_rank = 95
flags_oa = 0002
    - gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 865207490900482432
classprob_dsc_combmod_quasar = 1.1952646e-13
classprob_dsc_combmod_galaxy = 5.9702867e-13
classprob_dsc_combmod_star = 0.9982671
classprob_dsc_combmod_whitedwarf = 2.6809628e-09
classprob_dsc_combmod_binarystar = 0.0017328612
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.8520753
classprob_dsc_specmod_whitedwarf = 1.1417036e-05
classprob_dsc_specmod_binarystar = 0.14791329
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
teff_gspphot = 6387.438
teff_gspphot_lower = 6370.16
teff_gspphot_upper = 6423.5063
logg_gspphot = 3.9665
logg_gspphot_lower = 3.9576
logg_gspphot_upper = 3.9932
mh_gspphot = -0.6661
mh_gspphot_lower = -0.6844
mh_gspphot_upper = -0.6258
distance_gspphot = 296.8443
distance_gspphot_lower = 291.0402
distance_gspphot_upper = 299.0955
azero_gspphot = 0.051
azero_gspphot_lower = 0.0421
azero_gspphot_upper = 0.0691
ag_gspphot = 0.0443
ag_gspphot_lower = 0.0366
ag_gspphot_upper = 0.0602
abp_gspphot = 0.0548
abp_gspphot_lower = 0.0453
abp_gspphot_upper = 0.0744
arp_gspphot = 0.0308
arp_gspphot_lower = 0.0254
arp_gspphot_upper = 0.0417
ebpminrp_gspphot = 0.024
ebpminrp_gspphot_lower = 0.0198
ebpminrp_gspphot_upper = 0.0327
mg_gspphot = 3.0577
mg_gspphot_lower = 3.0419
mg_gspphot_upper = 3.0865
radius_gspphot = 1.7294
radius_gspphot_lower = 1.6869
radius_gspphot_upper = 1.7438
logposterior_gspphot = -1275.4857
mcmcaccept_gspphot = 0.37056425
libname_gspphot = MARCS
teff_gspspec = 6799.0
teff_gspspec_lower = 6744.0
teff_gspspec_upper = 6863.0
logg_gspspec = 4.36
logg_gspspec_lower = 4.28
logg_gspspec_upper = 4.43
mh_gspspec = -0.26
mh_gspspec_lower = -0.35
mh_gspspec_upper = -0.17
alphafe_gspspec = 0.12
alphafe_gspspec_lower = 0.05
alphafe_gspspec_upper = 0.22
fem_gspspec = 0.3
fem_gspspec_lower = 0.14
fem_gspspec_upper = 0.47
fem_gspspec_nlines = 1
fem_gspspec_linescatter = 0.0
cafe_gspspec = 0.09
cafe_gspspec_lower = -0.01
cafe_gspspec_upper = 0.2
cafe_gspspec_nlines = 5
cafe_gspspec_linescatter = 0.02
flags_gspspec = 00000010000009999999900999900999999999999
logchisq_gspspec = -3.5441597
ew_espels_halpha = 0.1945398
ew_espels_halpha_uncertainty = 0.016826356
ew_espels_halpha_flag = 0
ew_espels_halpha_model = 0.207437
flags_esphs = 91
spectraltype_esphs = F
activityindex_espcs = 0.03301262
activityindex_espcs_uncertainty = 0.00077536795
activityindex_espcs_input = M1
radius_flame = 1.7352297
radius_flame_lower = 1.6992271
radius_flame_upper = 1.771699
lum_flame = 4.5297017
lum_flame_lower = 4.4796834
lum_flame_upper = 4.5882115
mass_flame = 1.3501263
mass_flame_lower = 1.3098977
mass_flame_upper = 1.3905419
age_flame = 2.734086
age_flame_lower = 2.315094
age_flame_upper = 3.1433516
flags_flame = 00
evolstage_flame = 276
gravredshift_flame = 0.3720204
gravredshift_flame_lower = 0.36762124
gravredshift_flame_upper = 0.38437268
bc_flame = 0.047751978
mh_msc = -0.021596195
mh_msc_upper = 0.19314593
mh_msc_lower = -0.49404436
azero_msc = 0.030593615
azero_msc_upper = 0.27534518
azero_msc_lower = 0.0
distance_msc = 321.2489
distance_msc_upper = 351.90625
distance_msc_lower = 296.26843
teff_msc1 = 6664.205
teff_msc1_upper = 6758.8096
teff_msc1_lower = 6614.4688
teff_msc2 = 5613.364
teff_msc2_upper = 6162.1577
teff_msc2_lower = 5051.5864
logg_msc1 = 4.2777557
logg_msc1_upper = 4.3528814
logg_msc1_lower = 4.2085238
logg_msc2 = 4.495673
logg_msc2_upper = 4.8595476
logg_msc2_lower = 4.3205833
ag_msc = 0.026499562
ag_msc_upper = 0.23859864
ag_msc_lower = 0.0
logposterior_msc = 335.85233
mcmcaccept_msc = 0.21052507
mcmcdrift_msc = 0.13843727
flags_msc = 0
neuron_oa_id = 202105281205440355
neuron_oa_dist = 6.394054e-06
neuron_oa_dist_percentile_rank = 75
flags_oa = 0012




Observation Date:


Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2026. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0.


Acknowledgements
The Double Star Calculator makes use of data from the European Space Agency (ESA) mission Gaia, processed by the Gaia Data Processing and Analysis Consortium (DPAC). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement. Additionally, it incorporates data from the Washington Double Star Catalog, maintained at the U.S. Naval Observatory, and makes use of the Aladin Sky Atlas developed at CDS, Strasbourg Observatory, France. This research has made use of the SIMBAD database, operated at CDS, Strasbourg, France.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2591 $)
Report created: 2026-09-09 08:28:00 +0200



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