Double Star Calculator - Results


SHJ 368 AB - Astrometric and kinematic properties
Gaia Source ID - Star A          : 865209037088705024     Simbad
Gaia Source ID - Star B          : 865209105808181504     Simbad
Observation Epoch : J2025.165 / 2025-03-02 Angular Separation : 42.971 ± 0.0081 arcsec Position Angle : 323.94 ± 0.0116 degree
Star A/B Epoch : J2016.000 / J2016.000 Angular Separation : 42.956 ± 0.0007 arcsec Position Angle : 323.89 ± 0.0009 degree Projected Separation : 1427 au Spatial Separation : 1.53 ± 0.98 pc Spatial Separation : 5.01 ± 3.21 ly Parallax Significance : 1.49 σ 3D Space Velocity Angle : 123.34 ± 0.91 degree ΔProper Motion Angle : 0.18 ± 0.42 degree ΔTotal Proper Motion : 4.23 ± 0.85 mas/yr ΔTangential Velocity : 0.29 ± 0.64 km/s ΔRadial Velocity : 104.94 ± 1.99 km/s ΔSpeed (scalar) : 54.05 ± 1.90 km/s ΔRelative Velocity (3D) : 104.94 ± 1.99 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                   : 865209105808181504           VizieR
Epoch : J2016.000 Right Ascension (RA) : 07h 27m 42.48s Declination (Dec) : 21° 27' 15.77" Distance : 34.00 ± 0.02 pc Distance : 110.88 ± 0.07 ly Magnitude (G-band) : 10.27 mag Absolute Magnitude : 7.61 ± <0.01 mag Stellar Extinction : N/A Spectral Type (BP/RP) : K Bolometric correction : -0.63 mag Luminosity : 0.13 + 0.00 / − 0.00 L☉ Log(Luminosity) : -0.89519 Teff (bp_rp) : 4800.00 K Log(Teff) : 3.68124 Mass estimation : 0.68 M☉ RUWE : 1.06 Position Angle of Proper Motion : 204.82 ± 0.01 degree Total Proper Motion : 129.35 ± 0.02 mas/yr Tangential Velocity : 20.85 ± 0.01 km/s Radial Velocity (Gaia) : 22.64 ± 0.59 km/s Space Velocity : 30.77 ± 0.43 km/s

Star B - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.07
Spectral type from ESP-ELS       :          K

Star B - Double Star Quality Metrics
Parallax over error :   1548.619 : very good
RUWE                :      1.060 : good astrometric fit (single star)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :     10.265 : G > 3 mag, photometry reliable
Excess noise        :      0.106 : Good fit
  Significance      :     11.047 :   Minor noise, likely negligible
BP-RP excess factor :      1.299 : photometry consistent
Visibility periods  :         14 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.056 : 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)          :        0.03     (CPM)

Co-Moving

UWLE for Co-Moving Pairs (3D)      :
===================================
COMOV: Velocity Evidence Indicator :        0.00     (Unlikely)
COMOV: Distance Evidence Indicator :        0.22     (Weak)
Co-Moving Total Evidence Indicator :        0.00     (Unlikely)

rPM/COMOV Agreement                :                 (Discrepant)

Binarity

Separation, Sigma and Reliability  :
===================================
Projected Separation               :        1427     au
Spatial Separation                 :      316551  ±   203023  au
  1-Sigma Range                    : [    113528,     519574] au
  Significance                     :        1.49     σ
  Note: 3D distance not significantly resolved

3D spatial distance probabilities : =================================== P(D-3D <= 2855 au) : 0.1 % (2.0 * D-projected) P(D-3D <= 10000 au) : 0.6 % (Wide binary) P(D-3D <= 20000 au) : 1.2 % (Very wide binary) P(D-3D <= 50000 au) : 3.6 % (Extremely wide) P(D-3D <= 206265 au) : 24.8 % (Jacobi radius)

Proper Motion and Velocity         :
===================================
rPM (Proper Motion Ratio)          :        0.03     (CPM)
ΔRelative Velocity (3D)            :      104.94  ±  1.99   km/s

UWLE for Wide Binaries (3D)        :
===================================
WBS: Velocity Evidence Indicator   :        0.00     (Unlikely)
WBS: Distance Evidence Indicator   :        0.01     (Unlikely)
Binarity Total Evidence Indicator  :        0.00     (Unlikely)


UWLE for Wide Binaries (2D)        :
===================================
WBS: Velocity Evidence Indicator   :        0.00     (Unlikely)
WBS: Distance Evidence Indicator   :        0.10     (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

RUWE parameters
RUWE probability for a binary system (Star A) :  9.81 : Very high
RUWE probability for a binary system (Star B) :  1.06 : 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     42.762    0.103     323.284    0.146
1901.0     42.763    0.102     323.290    0.145
1902.0     42.765    0.101     323.295    0.144
1903.0     42.767    0.100     323.300    0.142
1904.0     42.768    0.099     323.305    0.141
1905.0     42.770    0.098     323.310    0.140
1906.0     42.772    0.098     323.316    0.139
1907.0     42.773    0.097     323.321    0.137
1908.0     42.775    0.096     323.326    0.136
1909.0     42.777    0.095     323.331    0.135
1910.0     42.778    0.094     323.337    0.133
1911.0     42.780    0.093     323.342    0.132
1912.0     42.782    0.092     323.347    0.131
1913.0     42.783    0.091     323.352    0.130
1914.0     42.785    0.090     323.358    0.128
1915.0     42.787    0.090     323.363    0.127
1916.0     42.788    0.089     323.368    0.126
1917.0     42.790    0.088     323.373    0.125
1918.0     42.792    0.087     323.378    0.123
1919.0     42.793    0.086     323.384    0.122
1920.0     42.795    0.085     323.389    0.121
1921.0     42.797    0.084     323.394    0.120
1922.0     42.798    0.083     323.399    0.118
1923.0     42.800    0.082     323.405    0.117
1924.0     42.801    0.082     323.410    0.116
1925.0     42.803    0.081     323.415    0.115
1926.0     42.805    0.080     323.420    0.113
1927.0     42.806    0.079     323.426    0.112
1928.0     42.808    0.078     323.431    0.111
1929.0     42.810    0.077     323.436    0.110
1930.0     42.811    0.076     323.441    0.108
1931.0     42.813    0.075     323.446    0.107
1932.0     42.815    0.074     323.452    0.106
1933.0     42.816    0.074     323.457    0.104
1934.0     42.818    0.073     323.462    0.103
1935.0     42.820    0.072     323.467    0.102
1936.0     42.821    0.071     323.473    0.101
1937.0     42.823    0.070     323.478    0.099
1938.0     42.825    0.069     323.483    0.098
1939.0     42.826    0.068     323.488    0.097
1940.0     42.828    0.067     323.493    0.096
1941.0     42.830    0.066     323.499    0.094
1942.0     42.831    0.066     323.504    0.093
1943.0     42.833    0.065     323.509    0.092
1944.0     42.835    0.064     323.514    0.091
1945.0     42.836    0.063     323.519    0.089
1946.0     42.838    0.062     323.525    0.088
1947.0     42.840    0.061     323.530    0.087
1948.0     42.841    0.060     323.535    0.086
1949.0     42.843    0.059     323.540    0.084
1950.0     42.845    0.058     323.546    0.083
1951.0     42.846    0.058     323.551    0.082
1952.0     42.848    0.057     323.556    0.081
1953.0     42.850    0.056     323.561    0.079
1954.0     42.851    0.055     323.566    0.078
1955.0     42.853    0.054     323.572    0.077
1956.0     42.855    0.053     323.577    0.075
1957.0     42.856    0.052     323.582    0.074
1958.0     42.858    0.051     323.587    0.073
1959.0     42.860    0.051     323.593    0.072
1960.0     42.861    0.050     323.598    0.070
1961.0     42.863    0.049     323.603    0.069
1962.0     42.865    0.048     323.608    0.068
1963.0     42.866    0.047     323.613    0.067
1964.0     42.868    0.046     323.619    0.065
1965.0     42.870    0.045     323.624    0.064
1966.0     42.872    0.044     323.629    0.063
1967.0     42.873    0.043     323.634    0.062
1968.0     42.875    0.043     323.639    0.060
1969.0     42.877    0.042     323.645    0.059
1970.0     42.878    0.041     323.650    0.058
1971.0     42.880    0.040     323.655    0.057
1972.0     42.882    0.039     323.660    0.055
1973.0     42.883    0.038     323.665    0.054
1974.0     42.885    0.037     323.671    0.053
1975.0     42.887    0.036     323.676    0.052
1976.0     42.888    0.035     323.681    0.050
1977.0     42.890    0.035     323.686    0.049
1978.0     42.892    0.034     323.691    0.048
1979.0     42.893    0.033     323.697    0.047
1980.0     42.895    0.032     323.702    0.045
1981.0     42.897    0.031     323.707    0.044
1982.0     42.898    0.030     323.712    0.043
1983.0     42.900    0.029     323.717    0.042
1984.0     42.902    0.028     323.723    0.040
1985.0     42.903    0.027     323.728    0.039
1986.0     42.905    0.027     323.733    0.038
1987.0     42.907    0.026     323.738    0.036
1988.0     42.908    0.025     323.743    0.035
1989.0     42.910    0.024     323.749    0.034
1990.0     42.912    0.023     323.754    0.033
1991.0     42.913    0.022     323.759    0.031
1992.0     42.915    0.021     323.764    0.030
1993.0     42.917    0.020     323.769    0.029
1994.0     42.919    0.019     323.775    0.028
1995.0     42.920    0.019     323.780    0.026
1996.0     42.922    0.018     323.785    0.025
1997.0     42.924    0.017     323.790    0.024
1998.0     42.925    0.016     323.795    0.023
1999.0     42.927    0.015     323.801    0.021
2000.0     42.929    0.014     323.806    0.020
2001.0     42.930    0.013     323.811    0.019
2002.0     42.932    0.012     323.816    0.018
2003.0     42.934    0.012     323.821    0.016
2004.0     42.935    0.011     323.827    0.015
2005.0     42.937    0.010     323.832    0.014
2006.0     42.939    0.009     323.837    0.013
2007.0     42.940    0.008     323.842    0.011
2008.0     42.942    0.007     323.847    0.010
2009.0     42.944    0.006     323.853    0.009
2010.0     42.946    0.005     323.858    0.008
2011.0     42.947    0.004     323.863    0.006
2012.0     42.949    0.004     323.868    0.005
2013.0     42.951    0.003     323.873    0.004
2014.0     42.952    0.002     323.879    0.003
2015.0     42.954    0.001     323.884    0.002
2016.0     42.956    0.001     323.889    0.001
2017.0     42.957    0.001     323.894    0.002
2018.0     42.959    0.002     323.899    0.003
2019.0     42.961    0.003     323.905    0.004
2020.0     42.962    0.004     323.910    0.005
2021.0     42.964    0.004     323.915    0.006
2022.0     42.966    0.005     323.920    0.008
2023.0     42.968    0.006     323.925    0.009
2024.0     42.969    0.007     323.930    0.010
2025.0     42.971    0.008     323.936    0.011
2026.0     42.973    0.009     323.941    0.013
2027.0     42.974    0.010     323.946    0.014
2028.0     42.976    0.011     323.951    0.015
2029.0     42.978    0.012     323.956    0.016
2030.0     42.979    0.012     323.962    0.018
2031.0     42.981    0.013     323.967    0.019
2032.0     42.983    0.014     323.972    0.020
2033.0     42.985    0.015     323.977    0.021
2034.0     42.986    0.016     323.982    0.023
2035.0     42.988    0.017     323.987    0.024
2036.0     42.990    0.018     323.993    0.025
2037.0     42.991    0.019     323.998    0.026
2038.0     42.993    0.019     324.003    0.028
2039.0     42.995    0.020     324.008    0.029
2040.0     42.996    0.021     324.013    0.030
2041.0     42.998    0.022     324.019    0.031
2042.0     43.000    0.023     324.024    0.033
2043.0     43.002    0.024     324.029    0.034
2044.0     43.003    0.025     324.034    0.035
2045.0     43.005    0.026     324.039    0.036
2046.0     43.007    0.027     324.044    0.038
2047.0     43.008    0.027     324.050    0.039
2048.0     43.010    0.028     324.055    0.040
2049.0     43.012    0.029     324.060    0.041
2050.0     43.013    0.030     324.065    0.043
2051.0     43.015    0.031     324.070    0.044
2052.0     43.017    0.032     324.075    0.045
2053.0     43.019    0.033     324.081    0.046
2054.0     43.020    0.034     324.086    0.048
2055.0     43.022    0.034     324.091    0.049
2056.0     43.024    0.035     324.096    0.050
2057.0     43.025    0.036     324.101    0.051
2058.0     43.027    0.037     324.107    0.053
2059.0     43.029    0.038     324.112    0.054
2060.0     43.030    0.039     324.117    0.055
2061.0     43.032    0.040     324.122    0.056
2062.0     43.034    0.041     324.127    0.058
2063.0     43.036    0.042     324.132    0.059
2064.0     43.037    0.042     324.138    0.060
2065.0     43.039    0.043     324.143    0.061
2066.0     43.041    0.044     324.148    0.063
2067.0     43.042    0.045     324.153    0.064
2068.0     43.044    0.046     324.158    0.065
2069.0     43.046    0.047     324.163    0.067
2070.0     43.048    0.048     324.169    0.068
2071.0     43.049    0.049     324.174    0.069
2072.0     43.051    0.050     324.179    0.070
2073.0     43.053    0.050     324.184    0.072
2074.0     43.054    0.051     324.189    0.073
2075.0     43.056    0.052     324.194    0.074
2076.0     43.058    0.053     324.200    0.075
2077.0     43.060    0.054     324.205    0.077
2078.0     43.061    0.055     324.210    0.078
2079.0     43.063    0.056     324.215    0.079
2080.0     43.065    0.057     324.220    0.080
2081.0     43.066    0.057     324.225    0.082
2082.0     43.068    0.058     324.231    0.083
2083.0     43.070    0.059     324.236    0.084
2084.0     43.072    0.060     324.241    0.085
2085.0     43.073    0.061     324.246    0.087
2086.0     43.075    0.062     324.251    0.088
2087.0     43.077    0.063     324.256    0.089
2088.0     43.078    0.064     324.261    0.090
2089.0     43.080    0.065     324.267    0.092
2090.0     43.082    0.065     324.272    0.093
2091.0     43.084    0.066     324.277    0.094
2092.0     43.085    0.067     324.282    0.095
2093.0     43.087    0.068     324.287    0.097
2094.0     43.089    0.069     324.292    0.098
2095.0     43.090    0.070     324.298    0.099
2096.0     43.092    0.071     324.303    0.100
2097.0     43.094    0.072     324.308    0.102
2098.0     43.096    0.072     324.313    0.103
2099.0     43.097    0.073     324.318    0.104
2100.0     43.099    0.074     324.323    0.105




Measurements for SHJ 368 AB

WDS ID      Discovr     Comp  #    Sep      PA       Epoch      Obs  Telescope     Camera    Note
-------------------------------------------------------------------------------------------------
07277+2127  SHJ 368     AB    1    42.9"    323.7°   B2025.169  HWI  120/900 APO   ASI678MM  

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


WDS record for SHJ 368 AB
wds_id                       : 07277+2127
discoverer_code              : SHJ
discoverer_number            : 368
discoverer_components        : AB
date_first                   : 1831
date_last                    : 2017
num_of_obs                   : 12
pa_first                     : 325
pa_last                      : 324
sep_first                    : 50.0
sep_last                     : 42.7
mag_primary                  : 5.28
mag_secondary                : 10.92
spectral_type                : F5V
primary_proper_motion_RA     : -50
primary_proper_motion_DEC    : -124
secondary_proper_motion_RA   : -53
secondary_proper_motion_DEC  : -118
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 865209105808181504
source_id = 865209105808181504
random_index = 1532688136
ref_epoch = 2016.0
ra = 111.92699687966798
ra_error = 0.020748781
dec = 21.45438046497199
dec_error = 0.015688108
parallax = 29.416011698878545
parallax_error = 0.018995
parallax_over_error = 1548.6188
pm = 129.35426
pmra = -54.294707478512876
pmra_error = 0.025007345
pmdec = -117.40788151273753
pmdec_error = 0.01880996
ra_dec_corr = 0.27789587
ra_parallax_corr = -0.035931174
ra_pmra_corr = 0.24553257
ra_pmdec_corr = 0.4501408
dec_parallax_corr = -0.25401935
dec_pmra_corr = 0.43697104
dec_pmdec_corr = 0.1320675
parallax_pmra_corr = -0.0070177424
parallax_pmdec_corr = -0.015654521
pmra_pmdec_corr = 0.20310499
astrometric_n_obs_al = 201
astrometric_n_obs_ac = 201
astrometric_n_good_obs_al = 196
astrometric_n_bad_obs_al = 5
astrometric_gof_al = 1.1487093
astrometric_chi2_al = 414.49466
astrometric_excess_noise = 0.10635145
astrometric_excess_noise_sig = 11.047392
astrometric_params_solved = 31
astrometric_primary_flag = true
nu_eff_used_in_astrometry = 1.3891423
astrometric_matched_transits = 23
visibility_periods_used = 14
astrometric_sigma5d_max = 0.037133817
matched_transits = 28
new_matched_transits = 7
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.0561195
ipd_gof_harmonic_phase = 103.538956
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.0575665
duplicated_source = false
phot_g_n_obs = 193
phot_g_mean_flux = 1475443.903677658
phot_g_mean_flux_error = 2774.6724
phot_g_mean_flux_over_error = 531.7543
phot_g_mean_mag = 10.26506
phot_bp_n_obs = 21
phot_bp_mean_flux = 511285.4029160451
phot_bp_mean_flux_error = 7945.9917
phot_bp_mean_flux_over_error = 64.34507
phot_bp_mean_mag = 11.066884
phot_rp_n_obs = 21
phot_rp_mean_flux = 1405310.4739199874
phot_rp_mean_flux_error = 7058.1743
phot_rp_mean_flux_over_error = 199.10396
phot_rp_mean_mag = 9.378465
phot_bp_rp_excess_factor = 1.2989961
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 = 1.6884193
bp_g = 0.8018236
g_rp = 0.8865957
radial_velocity = 22.638115
radial_velocity_error = 0.59106195
rv_method_used = 1
rv_nb_transits = 6
rv_nb_deblended_transits = 1
rv_visibility_periods_used = 6
rv_expected_sig_to_noise = 70.197395
rv_renormalised_gof = 2.5108926
rv_chisq_pvalue = 0.0027416146
rv_time_duration = 945.31
rv_amplitude_robust = 2.5424309
rv_template_teff = 4250.0
rv_template_logg = 4.5
rv_template_fe_h = 0.5
rv_atm_param_origin = 101
phot_variable_flag = NOT_AVAILABLE
l = 197.21469215831928
b = 17.29685928480927
ecl_lon = 110.33820264156013
ecl_lat = -0.45005736121216683
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 0
has_xp_continuous = false
has_xp_sampled = false
has_rvs = false
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = false
has_mcmc_msc = true
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.0964923e-13
classprob_dsc_combmod_galaxy = 5.4769237e-13
classprob_dsc_combmod_star = 0.9992449
- 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 = 865209105808181504
classprob_dsc_combmod_quasar = 1.0964923e-13
classprob_dsc_combmod_galaxy = 5.4769237e-13
classprob_dsc_combmod_star = 0.9992449
classprob_dsc_combmod_whitedwarf = 2.1522794e-12
classprob_dsc_combmod_binarystar = 0.0007551012
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.9297402
classprob_dsc_specmod_whitedwarf = 0.0
classprob_dsc_specmod_binarystar = 0.07025983
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
ew_espels_halpha = 0.07714757
ew_espels_halpha_uncertainty = 0.04956868
ew_espels_halpha_flag = 1
ew_espels_halpha_model = -0.384227
flags_esphs = 93
spectraltype_esphs = K
activityindex_espcs_input = M2
mh_msc = -0.66169536
mh_msc_upper = -0.6254617
mh_msc_lower = -0.6994722
azero_msc = 0.0136939995
azero_msc_upper = 0.054392703
azero_msc_lower = 0.0
distance_msc = 34.018898
distance_msc_upper = 34.25808
distance_msc_lower = 33.81077
teff_msc1 = 4082.4895
teff_msc1_upper = 4096.667
teff_msc1_lower = 4071.5642
teff_msc2 = 3601.6836
teff_msc2_upper = 3685.9243
teff_msc2_lower = 3527.0107
logg_msc1 = 4.799884
logg_msc1_upper = 4.8060493
logg_msc1_lower = 4.7914677
logg_msc2 = 5.00199
logg_msc2_upper = 5.0236573
logg_msc2_lower = 4.9829497
ag_msc = 0.009986879
ag_msc_upper = 0.039660476
ag_msc_lower = 0.0
logposterior_msc = -134.42029
mcmcaccept_msc = 0.3219809
mcmcdrift_msc = 0.52313775
flags_msc = 0




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 08:27:48 +0200



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