Double Star Calculator - Results


Discoverer & Number:    SEI 327 AB
Gaia Source ID - Star A          : 3449603176782095104     Simbad
Gaia Source ID - Star B          : 3449603176779548672     Simbad
Observation Epoch : J2025.055 / 2025-01-21 Angular Separation : 13.000 ± 0.0003 arcsec Position Angle : 343.71 ± 0.0012 degree
Star A/B Epoch : J2016.000 / J2016.000 Angular Separation : 13.078 < 0.0001 arcsec Position Angle : 343.61 ± 0.0001 degree Projected Separation : 6391.73 au Spatial Separation : 381.35 ± 7.15 pc Spatial Separation : 1243.79 ± 23.32 ly Parallax Significance (RI) : 52.43 σ ΔProper Motion Angle : 53.92 ± 0.43 degree ΔTotal Proper Motion : 6.56 ± 0.03 mas/yr ΔTangential Velocity : 28.69 ± 0.34 km/s ΔRadial Velocity : 45.08 ± 1.56 km/s ΔSpeed (scalar) : 24.41 ± 1.16 km/s ΔRelative Velocity (3D) : 54.99 ± 1.29 km/s

Aladin Lite Sky Atlas



Star A
Gaia Source ID                   : 3449603176782095104           VizieR
Epoch : J2016.000 Right Ascension (RA) : 05h 34m 12.63s Declination (Dec) : 34° 38' 0.31" Distance : 298.08 ± 2.93 pc Distance : 972.19 ± 9.57 ly Magnitude (G-band) : 8.37 mag Absolute Magnitude : 0.73 ± 0.02 mag Stellar Extinction : 0.28 ± 0.01 mag Spectral Type (BP/RP) : B Bolometric correction : -1.40 mag Luminosity : 146.17 + 3.08 / − 3.02 L☉ Log(Luminosity) : 2.16486 Effective temperature (Teff) : 9896.33 +44.49 / -36.13 K Log(Teff) : 3.99547 Mass estimation : 3.52 M☉ RUWE : 0.97 Position Angle of Proper Motion : 223.68 ± 0.42 degree Total Proper Motion : 4.18 ± 0.03 mas/yr Tangential Velocity : 5.90 ± 0.07 km/s Radial Velocity (Gaia) : -18.37 ± 0.82 km/s Space Velocity : 19.29 ± 0.78 km/s

Star A - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.03
Radius from GSP-Phot Aeneas      :       2.50  ±   0.04          R☉
Spectral type from ESP-ELS       :          A
Radius of the star from FLAME    :       2.45  ±   0.06          R☉
Bolometric correction            :      -0.30                    mag
Luminosity of the star (FLAME)   :      52.11  ±   1.13          L☉
Mass of the star from FLAME      :       2.49  ±   0.04          M☉
FLAME quality indicators         :         00
  Quality                        :       OK
  Source                         :       Parallax used
Evolutionary stage from FLAME    :        215      Main Sequence (early)

Star A - Double Star Quality Metrics
Parallax over error :    101.601 : very good
RUWE                :      0.970 : good astrometric fit (single star)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :      8.375 : G > 3 mag, photometry reliable
Excess noise        :      0.188 : Good fit
  Significance      :     26.467 :   Minor noise, likely negligible
BP-RP excess factor :      1.164 : photometry consistent
Visibility periods  :         16 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.084 : unobtrusive (single star source)


Star B
Gaia Source ID                   : 3449603176779548672           VizieR
Epoch : J2016.000 Right Ascension (RA) : 05h 34m 12.33s Declination (Dec) : 34° 38' 12.86" Distance : 679.42 ± 6.52 pc Distance : 2215.98 ± 21.27 ly Magnitude (G-band) : 12.38 mag Absolute Magnitude : 2.83 ± 0.02 mag Stellar Extinction : 0.39 ± 0.01 mag Spectral Type (BP/RP) : G Bolometric correction : -0.15 mag Luminosity : 6.68 + 0.13 / − 0.13 L☉ Log(Luminosity) : 0.82452 Effective temperature (Teff) : 6148.06 +12.18 / -12.45 K Log(Teff) : 3.78874 Mass estimation : 1.42 M☉ RUWE : 0.95 Position Angle of Proper Motion : 169.76 ± 0.08 degree Total Proper Motion : 10.74 ± 0.01 mas/yr Tangential Velocity : 34.59 ± 0.33 km/s Radial Velocity (Gaia) : 26.72 ± 1.32 km/s Space Velocity : 43.70 ± 0.85 km/s

Star B - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.00
Radius from GSP-Phot Aeneas      :       1.98  ±   0.02          R☉
Spectral type from ESP-ELS       :          F
Radius of the star from FLAME    :       2.01  ±   0.04          R☉
Bolometric correction            :       0.09                    mag
Luminosity of the star (FLAME)   :       5.19  ±   0.08          L☉
Mass of the star from FLAME      :       1.38  ±   0.04          M☉
FLAME quality indicators         :         00
  Quality                        :       OK
  Source                         :       Parallax used
Evolutionary stage from FLAME    :        318      Main Sequence (mid)

Star B - Double Star Quality Metrics
Parallax over error :    104.204 : very good
RUWE                :      0.950 : good astrometric fit (single star)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :     12.378 : G > 3 mag, photometry reliable
Excess noise        :      0.045 : Very good fit
  Significance      :      2.228 :   Reliable single-star astrometry
BP-RP excess factor :      1.204 : photometry consistent
Visibility periods  :         17 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.069 : 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)          :        0.83     (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               :     6391.73     au
Spatial Separation                 :      381.35     pc
  1-Sigma Range                    : [    374.20,     388.50] pc
  Significance (RI)                :       52.43     σ
  Note: High-confidence 3D separation


Proper Motion and Velocity         :
===================================
rPM (Proper Motion Ratio)          :        0.83     (DPM)
ΔRelative Velocity (3D)            :       54.99  ±  1.29   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]         :     -0.7726  ± 0.2734 dex
  Metallicity reliability factor A :        1.00
Metallicity Star B - [M/H]         :     -0.1052  ± 0.0108 dex
  Metallicity reliability factor B :        1.00
Metallicity Difference             :      0.6674           dex
Combined uncertainty               :      0.3449           dex
Sigma-Distance (Z-Score)           :      1.93 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) :  0.97 : Zero
RUWE probability for a binary system (Star B) :  0.95 : 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     14.078    0.003     342.442    0.014
1901.0     14.069    0.003     342.451    0.014
1902.0     14.060    0.003     342.461    0.014
1903.0     14.052    0.003     342.470    0.014
1904.0     14.043    0.003     342.480    0.014
1905.0     14.034    0.003     342.489    0.014
1906.0     14.026    0.003     342.498    0.014
1907.0     14.017    0.003     342.508    0.014
1908.0     14.008    0.003     342.517    0.013
1909.0     14.000    0.003     342.527    0.013
1910.0     13.991    0.003     342.536    0.013
1911.0     13.982    0.003     342.546    0.013
1912.0     13.974    0.003     342.555    0.013
1913.0     13.965    0.003     342.564    0.013
1914.0     13.957    0.003     342.574    0.013
1915.0     13.948    0.003     342.583    0.013
1916.0     13.939    0.003     342.593    0.012
1917.0     13.931    0.003     342.602    0.012
1918.0     13.922    0.003     342.612    0.012
1919.0     13.913    0.003     342.622    0.012
1920.0     13.905    0.003     342.631    0.012
1921.0     13.896    0.003     342.641    0.012
1922.0     13.887    0.003     342.650    0.012
1923.0     13.879    0.003     342.660    0.012
1924.0     13.870    0.003     342.669    0.012
1925.0     13.862    0.003     342.679    0.011
1926.0     13.853    0.003     342.689    0.011
1927.0     13.844    0.003     342.698    0.011
1928.0     13.836    0.003     342.708    0.011
1929.0     13.827    0.003     342.718    0.011
1930.0     13.818    0.002     342.727    0.011
1931.0     13.810    0.002     342.737    0.011
1932.0     13.801    0.002     342.747    0.011
1933.0     13.793    0.002     342.756    0.010
1934.0     13.784    0.002     342.766    0.010
1935.0     13.775    0.002     342.776    0.010
1936.0     13.767    0.002     342.786    0.010
1937.0     13.758    0.002     342.795    0.010
1938.0     13.749    0.002     342.805    0.010
1939.0     13.741    0.002     342.815    0.010
1940.0     13.732    0.002     342.825    0.010
1941.0     13.724    0.002     342.835    0.010
1942.0     13.715    0.002     342.844    0.009
1943.0     13.706    0.002     342.854    0.009
1944.0     13.698    0.002     342.864    0.009
1945.0     13.689    0.002     342.874    0.009
1946.0     13.680    0.002     342.884    0.009
1947.0     13.672    0.002     342.894    0.009
1948.0     13.663    0.002     342.904    0.009
1949.0     13.655    0.002     342.914    0.009
1950.0     13.646    0.002     342.924    0.008
1951.0     13.637    0.002     342.933    0.008
1952.0     13.629    0.002     342.943    0.008
1953.0     13.620    0.002     342.953    0.008
1954.0     13.611    0.002     342.963    0.008
1955.0     13.603    0.002     342.973    0.008
1956.0     13.594    0.002     342.983    0.008
1957.0     13.586    0.002     342.993    0.008
1958.0     13.577    0.002     343.003    0.007
1959.0     13.568    0.002     343.013    0.007
1960.0     13.560    0.002     343.023    0.007
1961.0     13.551    0.002     343.034    0.007
1962.0     13.542    0.002     343.044    0.007
1963.0     13.534    0.002     343.054    0.007
1964.0     13.525    0.001     343.064    0.007
1965.0     13.517    0.001     343.074    0.007
1966.0     13.508    0.001     343.084    0.006
1967.0     13.499    0.001     343.094    0.006
1968.0     13.491    0.001     343.104    0.006
1969.0     13.482    0.001     343.115    0.006
1970.0     13.474    0.001     343.125    0.006
1971.0     13.465    0.001     343.135    0.006
1972.0     13.456    0.001     343.145    0.006
1973.0     13.448    0.001     343.155    0.006
1974.0     13.439    0.001     343.166    0.005
1975.0     13.430    0.001     343.176    0.005
1976.0     13.422    0.001     343.186    0.005
1977.0     13.413    0.001     343.196    0.005
1978.0     13.405    0.001     343.207    0.005
1979.0     13.396    0.001     343.217    0.005
1980.0     13.387    0.001     343.227    0.005
1981.0     13.379    0.001     343.238    0.005
1982.0     13.370    0.001     343.248    0.004
1983.0     13.362    0.001     343.258    0.004
1984.0     13.353    0.001     343.269    0.004
1985.0     13.344    0.001     343.279    0.004
1986.0     13.336    0.001     343.289    0.004
1987.0     13.327    0.001     343.300    0.004
1988.0     13.319    0.001     343.310    0.004
1989.0     13.310    0.001     343.321    0.004
1990.0     13.301    0.001     343.331    0.003
1991.0     13.293    0.001     343.342    0.003
1992.0     13.284    0.001     343.352    0.003
1993.0     13.276    0.001     343.362    0.003
1994.0     13.267    0.001     343.373    0.003
1995.0     13.258    0.001     343.384    0.003
1996.0     13.250    0.001     343.394    0.003
1997.0     13.241    0.001     343.405    0.002
1998.0     13.232    0.001     343.415    0.002
1999.0     13.224    0.000     343.426    0.002
2000.0     13.215    0.000     343.436    0.002
2001.0     13.207    0.000     343.447    0.002
2002.0     13.198    0.000     343.457    0.002
2003.0     13.189    0.000     343.468    0.002
2004.0     13.181    0.000     343.479    0.002
2005.0     13.172    0.000     343.489    0.001
2006.0     13.164    0.000     343.500    0.001
2007.0     13.155    0.000     343.511    0.001
2008.0     13.146    0.000     343.521    0.001
2009.0     13.138    0.000     343.532    0.001
2010.0     13.129    0.000     343.543    0.001
2011.0     13.121    0.000     343.554    0.001
2012.0     13.112    0.000     343.564    0.001
2013.0     13.104    0.000     343.575    0.000
2014.0     13.095    0.000     343.586    0.000
2015.0     13.086    0.000     343.597    0.000
2016.0     13.078    0.000     343.608    0.000
2017.0     13.069    0.000     343.618    0.000
2018.0     13.061    0.000     343.629    0.000
2019.0     13.052    0.000     343.640    0.000
2020.0     13.043    0.000     343.651    0.001
2021.0     13.035    0.000     343.662    0.001
2022.0     13.026    0.000     343.673    0.001
2023.0     13.018    0.000     343.684    0.001
2024.0     13.009    0.000     343.694    0.001
2025.0     13.000    0.000     343.705    0.001
2026.0     12.992    0.000     343.716    0.001
2027.0     12.983    0.000     343.727    0.001
2028.0     12.975    0.000     343.738    0.002
2029.0     12.966    0.000     343.749    0.002
2030.0     12.957    0.000     343.760    0.002
2031.0     12.949    0.000     343.771    0.002
2032.0     12.940    0.000     343.782    0.002
2033.0     12.932    0.000     343.793    0.002
2034.0     12.923    0.001     343.804    0.002
2035.0     12.915    0.001     343.816    0.003
2036.0     12.906    0.001     343.827    0.003
2037.0     12.897    0.001     343.838    0.003
2038.0     12.889    0.001     343.849    0.003
2039.0     12.880    0.001     343.860    0.003
2040.0     12.872    0.001     343.871    0.003
2041.0     12.863    0.001     343.882    0.003
2042.0     12.854    0.001     343.894    0.004
2043.0     12.846    0.001     343.905    0.004
2044.0     12.837    0.001     343.916    0.004
2045.0     12.829    0.001     343.927    0.004
2046.0     12.820    0.001     343.938    0.004
2047.0     12.812    0.001     343.950    0.004
2048.0     12.803    0.001     343.961    0.004
2049.0     12.794    0.001     343.972    0.004
2050.0     12.786    0.001     343.984    0.005
2051.0     12.777    0.001     343.995    0.005
2052.0     12.769    0.001     344.006    0.005
2053.0     12.760    0.001     344.018    0.005
2054.0     12.751    0.001     344.029    0.005
2055.0     12.743    0.001     344.040    0.005
2056.0     12.734    0.001     344.052    0.005
2057.0     12.726    0.001     344.063    0.006
2058.0     12.717    0.001     344.075    0.006
2059.0     12.709    0.001     344.086    0.006
2060.0     12.700    0.001     344.097    0.006
2061.0     12.691    0.001     344.109    0.006
2062.0     12.683    0.001     344.120    0.006
2063.0     12.674    0.001     344.132    0.006
2064.0     12.666    0.001     344.143    0.007
2065.0     12.657    0.001     344.155    0.007
2066.0     12.649    0.001     344.167    0.007
2067.0     12.640    0.001     344.178    0.007
2068.0     12.631    0.001     344.190    0.007
2069.0     12.623    0.002     344.201    0.007
2070.0     12.614    0.002     344.213    0.007
2071.0     12.606    0.002     344.225    0.008
2072.0     12.597    0.002     344.236    0.008
2073.0     12.589    0.002     344.248    0.008
2074.0     12.580    0.002     344.260    0.008
2075.0     12.572    0.002     344.271    0.008
2076.0     12.563    0.002     344.283    0.008
2077.0     12.554    0.002     344.295    0.008
2078.0     12.546    0.002     344.306    0.009
2079.0     12.537    0.002     344.318    0.009
2080.0     12.529    0.002     344.330    0.009
2081.0     12.520    0.002     344.342    0.009
2082.0     12.512    0.002     344.354    0.009
2083.0     12.503    0.002     344.365    0.009
2084.0     12.494    0.002     344.377    0.009
2085.0     12.486    0.002     344.389    0.010
2086.0     12.477    0.002     344.401    0.010
2087.0     12.469    0.002     344.413    0.010
2088.0     12.460    0.002     344.425    0.010
2089.0     12.452    0.002     344.437    0.010
2090.0     12.443    0.002     344.449    0.010
2091.0     12.435    0.002     344.461    0.011
2092.0     12.426    0.002     344.472    0.011
2093.0     12.417    0.002     344.484    0.011
2094.0     12.409    0.002     344.496    0.011
2095.0     12.400    0.002     344.508    0.011
2096.0     12.392    0.002     344.521    0.011
2097.0     12.383    0.002     344.533    0.011
2098.0     12.375    0.002     344.545    0.012
2099.0     12.366    0.002     344.557    0.012
2100.0     12.358    0.002     344.569    0.012


WDS record for SEI 327 AB
EP-51: Failed to find valid entry in WDS catalog



Parsed GAIA Input Data
Click to expand/collapse the Gaia Input Data:
Star A - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 3449603176782095104
source_id = 3449603176782095104
random_index = 1673138891.0
ref_epoch = 2016.0
ra = 83.5526182183428
ra_error = 0.02627036
dec = 34.633419838360744
dec_error = 0.021996077
parallax = 3.354851935567935
parallax_error = 0.033019986
parallax_over_error = 101.60065
pm = 4.1759844
pmra = -2.884196216249164
pmra_error = 0.034022618
pmdec = -3.0199764269704232
pmdec_error = 0.026113331
ra_dec_corr = 0.08643213
ra_parallax_corr = -0.12221033
ra_pmra_corr = -0.24207115
ra_pmdec_corr = 0.04143723
dec_parallax_corr = -0.40910912
dec_pmra_corr = -0.024715103
dec_pmdec_corr = -0.46850598
parallax_pmra_corr = 0.31615278
parallax_pmdec_corr = 0.2976974
pmra_pmdec_corr = -0.04997313
astrometric_n_obs_al = 254
astrometric_n_obs_ac = 254
astrometric_n_good_obs_al = 253
astrometric_n_bad_obs_al = 1
astrometric_gof_al = -0.63195246
astrometric_chi2_al = 923.1806
astrometric_excess_noise = 0.1875564
astrometric_excess_noise_sig = 26.46705
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.721602
astrometric_matched_transits = 29
visibility_periods_used = 16
astrometric_sigma5d_max = 0.04838577
matched_transits = 29
new_matched_transits = 12
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.0842206
ipd_gof_harmonic_phase = 1.4181347
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 0.9704281
duplicated_source = false
phot_g_n_obs = 245
phot_g_mean_flux = 8413090.14619199
phot_g_mean_flux_error = 2992.4365
phot_g_mean_flux_over_error = 2811.4514
phot_g_mean_mag = 8.374978
phot_bp_n_obs = 27
phot_bp_mean_flux = 5938067.907270148
phot_bp_mean_flux_error = 2525.8616
phot_bp_mean_flux_over_error = 2350.908
phot_bp_mean_mag = 8.404429
phot_rp_n_obs = 28
phot_rp_mean_flux = 3852189.7495029834
phot_rp_mean_flux_error = 2210.0562
phot_rp_mean_flux_over_error = 1743.028
phot_rp_mean_mag = 8.283627
phot_bp_rp_excess_factor = 1.1636934
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 = 0.12080288
bp_g = 0.02945137
g_rp = 0.09135151
radial_velocity = -18.368633
radial_velocity_error = 0.82341695
rv_method_used = 1
rv_nb_transits = 13
rv_nb_deblended_transits = 0
rv_visibility_periods_used = 10
rv_expected_sig_to_noise = 157.1577
rv_renormalised_gof = 0.31995153
rv_chisq_pvalue = 0.5033996
rv_time_duration = 885.3635
rv_amplitude_robust = 9.179947
rv_template_teff = 9500.0
rv_template_logg = 4.5
rv_template_fe_h = 0.25
rv_atm_param_origin = 555
vbroad = 42.886215
vbroad_error = 3.8277671
vbroad_nb_transits = 12
grvs_mag = 8.233233
grvs_mag_error = 0.005834727
grvs_mag_nb_transits = 13
phot_variable_flag = NOT_AVAILABLE
l = 173.88626387696135
b = 0.9759301273925334
ecl_lon = 84.59330915755005
ecl_lat = 11.315066045337831
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 = false
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.04738334e-13
classprob_dsc_combmod_galaxy = 5.231627e-13
classprob_dsc_combmod_star = 0.9997314
teff_gspphot = 9896.334
teff_gspphot_lower = 9860.206
teff_gspphot_upper = 9940.82
logg_gspphot = 3.9515
logg_gspphot_lower = 3.927
logg_gspphot_upper = 3.9708
mh_gspphot = -0.7726
mh_gspphot_lower = -1.0078
mh_gspphot_upper = -0.461
distance_gspphot = 304.2413
distance_gspphot_lower = 299.1462
distance_gspphot_upper = 310.1808
azero_gspphot = 0.288
azero_gspphot_lower = 0.281
azero_gspphot_upper = 0.2965
ag_gspphot = 0.2755
ag_gspphot_lower = 0.2687
ag_gspphot_upper = 0.2838
ebpminrp_gspphot = 0.1468
ebpminrp_gspphot_lower = 0.1432
ebpminrp_gspphot_upper = 0.1512
libname_gspphot = A
    Star B - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 3449603176779548672
source_id = 3449603176779548672
random_index = 723366193.0
ref_epoch = 2016.0
ra = 83.55137217801682
ra_error = 0.011912034
dec = 34.63690486538407
dec_error = 0.009500232
parallax = 1.4718364519094473
parallax_error = 0.014124588
parallax_over_error = 104.20385
pm = 10.7391205
pmra = 1.9092684497757983
pmra_error = 0.015087056
pmdec = -10.568036820711171
pmdec_error = 0.01159458
ra_dec_corr = 0.01246499
ra_parallax_corr = 0.06184293
ra_pmra_corr = -0.19158041
ra_pmdec_corr = 0.079215
dec_parallax_corr = -0.3185114
dec_pmra_corr = 0.0050944886
dec_pmdec_corr = -0.40954196
parallax_pmra_corr = 0.23453863
parallax_pmdec_corr = 0.24507819
pmra_pmdec_corr = -0.036086727
astrometric_n_obs_al = 262
astrometric_n_obs_ac = 262
astrometric_n_good_obs_al = 262
astrometric_n_bad_obs_al = 0
astrometric_gof_al = -1.1032206
astrometric_chi2_al = 359.5034
astrometric_excess_noise = 0.045157176
astrometric_excess_noise_sig = 2.228451
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.5433635
astrometric_matched_transits = 30
visibility_periods_used = 17
astrometric_sigma5d_max = 0.021189712
matched_transits = 30
new_matched_transits = 12
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.06883048
ipd_gof_harmonic_phase = 1.1161584
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 0.9504603
duplicated_source = false
phot_g_n_obs = 254
phot_g_mean_flux = 210682.2462707035
phot_g_mean_flux_error = 42.53744
phot_g_mean_flux_over_error = 4952.866
phot_g_mean_mag = 12.378297
phot_bp_n_obs = 28
phot_bp_mean_flux = 110368.30714627924
phot_bp_mean_flux_error = 75.263855
phot_bp_mean_flux_over_error = 1466.4185
phot_bp_mean_mag = 12.731431
phot_rp_n_obs = 28
phot_rp_mean_flux = 143349.63813204004
phot_rp_mean_flux_error = 63.292
phot_rp_mean_flux_over_error = 2264.8936
phot_rp_mean_mag = 11.856904
phot_bp_rp_excess_factor = 1.2042682
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 = 0.874527
bp_g = 0.35313416
g_rp = 0.5213928
radial_velocity = 26.715298
radial_velocity_error = 1.3249005
rv_method_used = 1
rv_nb_transits = 15
rv_nb_deblended_transits = 1
rv_visibility_periods_used = 11
rv_expected_sig_to_noise = 22.50661
rv_renormalised_gof = 1.7877213
rv_chisq_pvalue = 0.01065931
rv_time_duration = 885.3635
rv_amplitude_robust = 16.070053
rv_template_teff = 5750.0
rv_template_logg = 1.5
rv_template_fe_h = -0.5
rv_atm_param_origin = 111
grvs_mag = 11.592494
grvs_mag_error = 0.022721542
grvs_mag_nb_transits = 14
phot_variable_flag = NOT_AVAILABLE
l = 173.88277956956196
b = 0.9769595110569816
ecl_lon = 84.59242660181826
ecl_lat = 11.31859415991127
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 = false
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.02347716e-13
classprob_dsc_combmod_galaxy = 5.1122165e-13
classprob_dsc_combmod_star = 0.99996775
teff_gspphot = 6148.062
teff_gspphot_lower = 6135.614
teff_gspphot_upper = 6160.2417
logg_gspphot = 4.0144
logg_gspphot_lower = 4.009
logg_gspphot_upper = 4.02
mh_gspphot = -0.1052
mh_gspphot_lower = -0.1159
mh_gspphot_upper = -0.0942
distance_gspphot = 661.7646
distance_gspphot_lower = 656.028
distance_gspphot_upper = 667.9728
azero_gspphot = 0.46
azero_gspphot_lower = 0.4527
azero_gspphot_upper = 0.4669
ag_gspphot = 0.3889
ag_gspphot_lower = 0.3826
ag_gspphot_upper = 0.3948
ebpminrp_gspphot = 0.2097
ebpminrp_gspphot_lower = 0.2063
ebpminrp_gspphot_upper = 0.2129
libname_gspphot = MARCS
- gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 3449603176782095104
classprob_dsc_combmod_quasar = 1.04738334e-13
classprob_dsc_combmod_galaxy = 5.231627e-13
classprob_dsc_combmod_star = 0.9997314
classprob_dsc_combmod_whitedwarf = 5.8548824e-09
classprob_dsc_combmod_binarystar = 0.0002686032
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.97380704
classprob_dsc_specmod_whitedwarf = 2.8468648e-05
classprob_dsc_specmod_binarystar = 0.02616453
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
teff_gspphot = 9896.334
teff_gspphot_lower = 9860.206
teff_gspphot_upper = 9940.82
logg_gspphot = 3.9515
logg_gspphot_lower = 3.927
logg_gspphot_upper = 3.9708
mh_gspphot = -0.7726
mh_gspphot_lower = -1.0078
mh_gspphot_upper = -0.461
distance_gspphot = 304.2413
distance_gspphot_lower = 299.1462
distance_gspphot_upper = 310.1808
azero_gspphot = 0.288
azero_gspphot_lower = 0.281
azero_gspphot_upper = 0.2965
ag_gspphot = 0.2755
ag_gspphot_lower = 0.2687
ag_gspphot_upper = 0.2838
abp_gspphot = 0.3239
abp_gspphot_lower = 0.3159
abp_gspphot_upper = 0.3335
arp_gspphot = 0.1771
arp_gspphot_lower = 0.1727
arp_gspphot_upper = 0.1823
ebpminrp_gspphot = 0.1468
ebpminrp_gspphot_lower = 0.1432
ebpminrp_gspphot_upper = 0.1512
mg_gspphot = 0.6643
mg_gspphot_lower = 0.6178
mg_gspphot_upper = 0.7007
radius_gspphot = 2.5002
radius_gspphot_lower = 2.4585
radius_gspphot_upper = 2.5422
logposterior_gspphot = -1896.1318
mcmcaccept_gspphot = 0.4751724
libname_gspphot = A
ew_espels_halpha = 0.46995807
ew_espels_halpha_uncertainty = 0.026169028
ew_espels_halpha_flag = 0
ew_espels_halpha_model = 0.507148
azero_esphs = 0.21091272
azero_esphs_uncertainty = 0.011791201
ag_esphs = 0.2016749
ag_esphs_uncertainty = 0.011152186
ebpminrp_esphs = 0.10725963
ebpminrp_esphs_uncertainty = 0.005946411
teff_esphs = 9524.193
teff_esphs_uncertainty = 55.118217
logg_esphs = 3.9258013
logg_esphs_uncertainty = 0.015829278
vsini_esphs = 50.84165
vsini_esphs_uncertainty = 1.2039433
flags_esphs = 01
spectraltype_esphs = A
radius_flame = 2.4541187
radius_flame_lower = 2.3984418
radius_flame_upper = 2.510161
lum_flame = 52.10848
lum_flame_lower = 50.992313
lum_flame_upper = 53.257153
mass_flame = 2.4926958
mass_flame_lower = 2.450712
mass_flame_upper = 2.5348508
age_flame = 0.35778335
age_flame_lower = 0.2927336
age_flame_upper = 0.42267323
flags_flame = 00
evolstage_flame = 215
gravredshift_flame = 0.5218662
gravredshift_flame_lower = 0.4973336
gravredshift_flame_upper = 0.5535041
bc_flame = -0.30188188
mh_msc = -0.09995468
mh_msc_upper = -0.09967364
mh_msc_lower = -0.100214705
azero_msc = 0.099361315
azero_msc_upper = 0.10088317
azero_msc_lower = 0.0979913
distance_msc = 310.1693
distance_msc_upper = 311.64606
distance_msc_lower = 308.67975
teff_msc1 = 7600.0586
teff_msc1_upper = 7602.9346
teff_msc1_lower = 7598.5156
teff_msc2 = 7600.2256
teff_msc2_upper = 7603.2676
teff_msc2_lower = 7597.6377
logg_msc1 = 3.8986244
logg_msc1_upper = 3.9076676
logg_msc1_lower = 3.8930597
logg_msc2 = 3.899893
logg_msc2_upper = 3.9014142
logg_msc2_lower = 3.897864
ag_msc = 0.09058145
ag_msc_upper = 0.09197351
ag_msc_lower = 0.08933601
logposterior_msc = -53572.32
mcmcaccept_msc = 0.30210024
mcmcdrift_msc = 2.180377
flags_msc = 1
    - gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 3449603176779548672
classprob_dsc_combmod_quasar = 1.02347716e-13
classprob_dsc_combmod_galaxy = 5.1122165e-13
classprob_dsc_combmod_star = 0.99996775
classprob_dsc_combmod_whitedwarf = 2.0089598e-12
classprob_dsc_combmod_binarystar = 3.221543e-05
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.9967887
classprob_dsc_specmod_whitedwarf = 0.0
classprob_dsc_specmod_binarystar = 0.0032113823
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
teff_gspphot = 6148.062
teff_gspphot_lower = 6135.614
teff_gspphot_upper = 6160.2417
logg_gspphot = 4.0144
logg_gspphot_lower = 4.009
logg_gspphot_upper = 4.02
mh_gspphot = -0.1052
mh_gspphot_lower = -0.1159
mh_gspphot_upper = -0.0942
distance_gspphot = 661.7646
distance_gspphot_lower = 656.028
distance_gspphot_upper = 667.9728
azero_gspphot = 0.46
azero_gspphot_lower = 0.4527
azero_gspphot_upper = 0.4669
ag_gspphot = 0.3889
ag_gspphot_lower = 0.3826
ag_gspphot_upper = 0.3948
abp_gspphot = 0.486
abp_gspphot_lower = 0.4782
abp_gspphot_upper = 0.4934
arp_gspphot = 0.2763
arp_gspphot_lower = 0.2718
arp_gspphot_upper = 0.2805
ebpminrp_gspphot = 0.2097
ebpminrp_gspphot_lower = 0.2063
ebpminrp_gspphot_upper = 0.2129
mg_gspphot = 2.8861
mg_gspphot_lower = 2.8646
mg_gspphot_upper = 2.9042
radius_gspphot = 1.9815
radius_gspphot_lower = 1.9632
radius_gspphot_upper = 2.001
logposterior_gspphot = -1715.7041
mcmcaccept_gspphot = 0.5230721
libname_gspphot = MARCS
teff_gspspec = 6699.0
teff_gspspec_lower = 6573.0
teff_gspspec_upper = 6871.0
logg_gspspec = 4.06
logg_gspspec_lower = 3.95
logg_gspspec_upper = 4.19
mh_gspspec = 0.4
mh_gspspec_lower = 0.24
mh_gspspec_upper = 0.53
alphafe_gspspec = 0.14
alphafe_gspspec_lower = 0.02
alphafe_gspspec_upper = 0.31
flags_gspspec = 00000020000009999999999999999999999999999
logchisq_gspspec = -2.815975
ew_espels_halpha = 0.17878713
ew_espels_halpha_uncertainty = 0.015933773
ew_espels_halpha_flag = 0
ew_espels_halpha_model = 0.158024
flags_esphs = 91
spectraltype_esphs = F
activityindex_espcs = -0.0008286142
activityindex_espcs_uncertainty = 0.0019472862
activityindex_espcs_input = M2
radius_flame = 2.0067246
radius_flame_lower = 1.9624524
radius_flame_upper = 2.0490434
lum_flame = 5.1869802
lum_flame_lower = 5.09037
lum_flame_upper = 5.2563596
mass_flame = 1.3841254
mass_flame_lower = 1.3436134
mass_flame_upper = 1.4243923
age_flame = 3.0628452
age_flame_lower = 2.683932
age_flame_upper = 3.4425495
flags_flame = 00
evolstage_flame = 318
gravredshift_flame = 0.476527
gravredshift_flame_lower = 0.4752578
gravredshift_flame_upper = 0.47789094
bc_flame = 0.08980159
mh_msc = -8.355349e-05
mh_msc_upper = 0.05448001
mh_msc_lower = -0.07014077
azero_msc = 0.5144558
azero_msc_upper = 0.65969205
azero_msc_lower = 0.35179114
distance_msc = 612.31384
distance_msc_upper = 737.71484
distance_msc_lower = 379.83643
teff_msc1 = 5822.0625
teff_msc1_upper = 5853.586
teff_msc1_lower = 5748.1514
teff_msc2 = 5343.9614
teff_msc2_upper = 5562.1743
teff_msc2_lower = 5130.4897
logg_msc1 = 4.195266
logg_msc1_upper = 4.2698145
logg_msc1_lower = 4.1039753
logg_msc2 = 4.2793465
logg_msc2_upper = 5.00865
logg_msc2_lower = 3.7385035
ag_msc = 0.41805112
ag_msc_upper = 0.5342879
ag_msc_lower = 0.28740728
logposterior_msc = -19.383911
mcmcaccept_msc = 0.15255369
mcmcdrift_msc = 0.06270456
flags_msc = 0




Observation Date:


Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. 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.


Report Information
Double Star Calculator: Version 1.0 ($Rev: 2309 $)
Report created: 2026-05-10 17:28:19 +0200



www.stella-vega.de