Double Star Calculator - Results


STF 1579 AB C - Astrometric and kinematic properties
Gaia Source ID - Star A          : 774274752546451840     Simbad
Gaia Source ID - Star B          : 774274748251116672     Simbad
Observation Epoch : J2025.321 / 2025-04-28 Angular Separation : 3.913 ± 0.0046 arcsec Position Angle : 41.58 ± 0.0631 degree
Star A/B Epoch : J2016.000 / J2016.000 Angular Separation : 3.914 ± 0.0003 arcsec Position Angle : 41.45 ± 0.0040 degree Projected Separation : 633 au Spatial Separation : 132.03 ± 6.22 pc Spatial Separation : 430.62 ± 20.28 ly Parallax Significance : 9.12 σ 3D Space Velocity Angle : 3.56 ± 6.39 degree ΔProper Motion Angle : 4.58 ± 3.20 degree ΔTotal Proper Motion : 0.46 ± 0.34 mas/yr ΔTangential Velocity : 7.01 ± 0.34 km/s ΔRadial Velocity : 5.98 ± 4.44 km/s ΔSpeed (scalar) : 9.21 ± 2.84 km/s ΔRelative Velocity (3D) : 9.23 ± 2.88 km/s

Aladin Lite Sky Atlas



Star A - Stellar Data
Gaia Source ID                   : 774274752546451840           VizieR
Epoch : J2016.000 Right Ascension (RA) : 11h 55m 5.76s Declination (Dec) : 46° 28' 36.63" Distance : 95.78 ± 6.09 pc Distance : 312.38 ± 19.85 ly Magnitude (G-band) : 6.76 mag Absolute Magnitude : 1.85 ± 0.14 mag Stellar Extinction : N/A Spectral Type (BP/RP) : B Bolometric correction : -1.34 mag Luminosity : 49.12 + 6.66 / − 5.86 L☉ Log(Luminosity) : 1.69126 Teff (bp_rp) : 15000.00 K Log(Teff) : 4.17609 Mass estimation : 2.67 M☉ RUWE : 19.02 Position Angle of Proper Motion : 78.05 ± 3.20 degree Total Proper Motion : 10.41 ± 0.34 mas/yr Tangential Velocity : 4.73 ± 0.34 km/s Radial Velocity (Simbad) : -3.90 ± 4.40 km/s Bibcode : 2006AstL...32..759G Space Velocity : 6.13 ± 2.81 km/s

Star A - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.23
Spectral type from ESP-ELS       :          A

Star A - Double Star Quality Metrics
Parallax over error :     15.739 : good
RUWE                :     19.020 : poor astrometric fit, (possible double)
Non Single Star     :            : Single Star
Duplicated source   :       true : possible close pair or data artifact
G magnitude         :      6.758 : G > 3 mag, photometry reliable
Excess noise        :      4.344 : Poor fit
  Significance      :  24067.781 :   Possible binary or jitter
BP-RP excess factor :      1.267 : photometry consistent
Visibility periods  :         19 : high, indicates well observed star
IPD multi-peak frac :        42% : mulitple peaks detected (possible double)
IDP GoF harmonic amp:      0.099 : unobtrusive (single star source)


Star B - Stellar Data
Gaia Source ID                   : 774274748251116672           VizieR
Epoch : J2016.000 Right Ascension (RA) : 11h 55m 6.01s Declination (Dec) : 46° 28' 39.57" Distance : 227.81 ± 1.27 pc Distance : 743.00 ± 4.15 ly Magnitude (G-band) : 8.68 mag Absolute Magnitude : 1.90 ± 0.01 mag Stellar Extinction : N/A Spectral Type (BP/RP) : B Bolometric correction : -1.34 mag Luminosity : 47.15 + 0.53 / − 0.52 L☉ Log(Luminosity) : 1.67345 Teff (bp_rp) : 15000.00 K Log(Teff) : 4.17609 Mass estimation : 2.65 M☉ RUWE : 0.96 Position Angle of Proper Motion : 82.63 ± 0.14 degree Total Proper Motion : 10.86 ± 0.01 mas/yr Tangential Velocity : 11.73 ± 0.07 km/s Radial Velocity (Gaia) : -9.88 ± 0.56 km/s Space Velocity : 15.34 ± 0.36 km/s

Star B - Selected astrophysical parameters
DSC-Combmod binary star          :       0.01
DSC-Specmod binary star          :       0.40

Star B - Double Star Quality Metrics
Parallax over error :    179.200 : very good
RUWE                :      0.960 : good astrometric fit (single star)
Non Single Star     :            : Single Star
Duplicated source   :       true : possible close pair or data artifact
G magnitude         :      8.684 : G > 3 mag, photometry reliable
Excess noise        :      0.136 : Good fit
  Significance      :     27.738 :   Minor noise, likely negligible
BP-RP excess factor :      1.198 : photometry consistent
Visibility periods  :         20 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.009 : 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)          :        0.09     (CPM)

Co-Moving

UWLE for Co-Moving Pairs (3D)      :
===================================
COMOV: Velocity Evidence Indicator :        0.07     (Unlikely)
COMOV: Distance Evidence Indicator :        0.00     (Unlikely)
Co-Moving Total Evidence Indicator :        0.00     (Unlikely)

rPM/COMOV Agreement                :                 (Discrepant)

Binarity

Separation, Sigma and Reliability  :
===================================
Projected Separation               :         633     au
Spatial Separation                 :      132.03  ±     6.22  pc
  1-Sigma Range                    : [    125.81,     138.25] pc
  Significance                     :        9.12     σ
  Note: High-confidence 3D separation

3D spatial distance probabilities : =================================== P(D-3D <= 1267 au) : 0.0 % (2.0 * D-projected) P(D-3D <= 2500 au) : 0.0 % (Wide binary) P(D-3D <= 10000 au) : 0.0 % (Wide binary) P(D-3D <= 20000 au) : 0.0 % (Very wide binary) 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)          :        0.09     (CPM)
ΔRelative Velocity (3D)            :        9.23  ±  2.88   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

RUWE parameters
RUWE probability for a binary system (Star A) : 19.02 : Very high
RUWE probability for a binary system (Star B) :  0.96 : 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      3.937    0.058      39.855    0.766
1901.0      3.936    0.057      39.868    0.760
1902.0      3.936    0.057      39.882    0.753
1903.0      3.936    0.056      39.896    0.747
1904.0      3.936    0.056      39.909    0.740
1905.0      3.936    0.055      39.923    0.734
1906.0      3.935    0.055      39.937    0.727
1907.0      3.935    0.054      39.951    0.721
1908.0      3.935    0.054      39.964    0.714
1909.0      3.935    0.053      39.978    0.708
1910.0      3.935    0.053      39.992    0.701
1911.0      3.934    0.052      40.005    0.695
1912.0      3.934    0.052      40.019    0.689
1913.0      3.934    0.051      40.033    0.682
1914.0      3.934    0.051      40.047    0.676
1915.0      3.934    0.050      40.060    0.669
1916.0      3.933    0.050      40.074    0.663
1917.0      3.933    0.049      40.088    0.656
1918.0      3.933    0.049      40.102    0.650
1919.0      3.933    0.048      40.115    0.643
1920.0      3.933    0.048      40.129    0.637
1921.0      3.932    0.047      40.143    0.630
1922.0      3.932    0.047      40.157    0.623
1923.0      3.932    0.046      40.170    0.617
1924.0      3.932    0.046      40.184    0.610
1925.0      3.932    0.045      40.198    0.604
1926.0      3.931    0.045      40.212    0.597
1927.0      3.931    0.044      40.225    0.591
1928.0      3.931    0.044      40.239    0.584
1929.0      3.931    0.043      40.253    0.578
1930.0      3.931    0.043      40.267    0.571
1931.0      3.930    0.042      40.280    0.565
1932.0      3.930    0.042      40.294    0.558
1933.0      3.930    0.041      40.308    0.552
1934.0      3.930    0.041      40.322    0.545
1935.0      3.930    0.040      40.335    0.539
1936.0      3.929    0.040      40.349    0.532
1937.0      3.929    0.039      40.363    0.525
1938.0      3.929    0.039      40.377    0.519
1939.0      3.929    0.038      40.390    0.512
1940.0      3.929    0.038      40.404    0.506
1941.0      3.928    0.037      40.418    0.499
1942.0      3.928    0.037      40.432    0.493
1943.0      3.928    0.036      40.445    0.486
1944.0      3.928    0.036      40.459    0.480
1945.0      3.928    0.035      40.473    0.473
1946.0      3.928    0.035      40.487    0.466
1947.0      3.927    0.034      40.501    0.460
1948.0      3.927    0.034      40.514    0.453
1949.0      3.927    0.033      40.528    0.447
1950.0      3.927    0.033      40.542    0.440
1951.0      3.927    0.032      40.556    0.433
1952.0      3.926    0.032      40.569    0.427
1953.0      3.926    0.031      40.583    0.420
1954.0      3.926    0.031      40.597    0.414
1955.0      3.926    0.030      40.611    0.407
1956.0      3.926    0.030      40.625    0.401
1957.0      3.925    0.029      40.638    0.394
1958.0      3.925    0.029      40.652    0.387
1959.0      3.925    0.028      40.666    0.381
1960.0      3.925    0.028      40.680    0.374
1961.0      3.925    0.027      40.694    0.367
1962.0      3.924    0.027      40.707    0.361
1963.0      3.924    0.026      40.721    0.354
1964.0      3.924    0.026      40.735    0.348
1965.0      3.924    0.025      40.749    0.341
1966.0      3.924    0.025      40.763    0.334
1967.0      3.923    0.024      40.776    0.328
1968.0      3.923    0.024      40.790    0.321
1969.0      3.923    0.023      40.804    0.315
1970.0      3.923    0.023      40.818    0.308
1971.0      3.923    0.022      40.832    0.301
1972.0      3.923    0.022      40.845    0.295
1973.0      3.922    0.021      40.859    0.288
1974.0      3.922    0.021      40.873    0.281
1975.0      3.922    0.020      40.887    0.275
1976.0      3.922    0.020      40.901    0.268
1977.0      3.922    0.019      40.915    0.261
1978.0      3.921    0.019      40.928    0.255
1979.0      3.921    0.018      40.942    0.248
1980.0      3.921    0.018      40.956    0.241
1981.0      3.921    0.017      40.970    0.235
1982.0      3.921    0.017      40.984    0.228
1983.0      3.920    0.016      40.997    0.221
1984.0      3.920    0.016      41.011    0.215
1985.0      3.920    0.015      41.025    0.208
1986.0      3.920    0.015      41.039    0.201
1987.0      3.920    0.014      41.053    0.195
1988.0      3.920    0.014      41.067    0.188
1989.0      3.919    0.013      41.080    0.181
1990.0      3.919    0.013      41.094    0.175
1991.0      3.919    0.012      41.108    0.168
1992.0      3.919    0.012      41.122    0.161
1993.0      3.919    0.011      41.136    0.155
1994.0      3.918    0.011      41.150    0.148
1995.0      3.918    0.010      41.163    0.141
1996.0      3.918    0.010      41.177    0.135
1997.0      3.918    0.009      41.191    0.128
1998.0      3.918    0.009      41.205    0.121
1999.0      3.918    0.008      41.219    0.114
2000.0      3.917    0.008      41.233    0.108
2001.0      3.917    0.007      41.247    0.101
2002.0      3.917    0.007      41.260    0.094
2003.0      3.917    0.006      41.274    0.088
2004.0      3.917    0.006      41.288    0.081
2005.0      3.916    0.005      41.302    0.074
2006.0      3.916    0.005      41.316    0.067
2007.0      3.916    0.004      41.330    0.061
2008.0      3.916    0.004      41.343    0.054
2009.0      3.916    0.003      41.357    0.047
2010.0      3.916    0.003      41.371    0.041
2011.0      3.915    0.002      41.385    0.034
2012.0      3.915    0.002      41.399    0.027
2013.0      3.915    0.002      41.413    0.021
2014.0      3.915    0.001      41.427    0.014
2015.0      3.915    0.001      41.441    0.008
2016.0      3.914    0.000      41.454    0.004
2017.0      3.914    0.001      41.468    0.008
2018.0      3.914    0.001      41.482    0.014
2019.0      3.914    0.002      41.496    0.021
2020.0      3.914    0.002      41.510    0.027
2021.0      3.914    0.002      41.524    0.034
2022.0      3.913    0.003      41.538    0.041
2023.0      3.913    0.003      41.552    0.047
2024.0      3.913    0.004      41.565    0.054
2025.0      3.913    0.004      41.579    0.061
2026.0      3.913    0.005      41.593    0.068
2027.0      3.913    0.005      41.607    0.074
2028.0      3.912    0.006      41.621    0.081
2029.0      3.912    0.006      41.635    0.088
2030.0      3.912    0.007      41.649    0.095
2031.0      3.912    0.007      41.663    0.102
2032.0      3.912    0.008      41.676    0.108
2033.0      3.911    0.008      41.690    0.115
2034.0      3.911    0.009      41.704    0.122
2035.0      3.911    0.009      41.718    0.129
2036.0      3.911    0.010      41.732    0.136
2037.0      3.911    0.010      41.746    0.142
2038.0      3.911    0.011      41.760    0.149
2039.0      3.910    0.011      41.774    0.156
2040.0      3.910    0.012      41.788    0.163
2041.0      3.910    0.012      41.801    0.170
2042.0      3.910    0.013      41.815    0.176
2043.0      3.910    0.013      41.829    0.183
2044.0      3.910    0.014      41.843    0.190
2045.0      3.909    0.014      41.857    0.197
2046.0      3.909    0.015      41.871    0.204
2047.0      3.909    0.015      41.885    0.210
2048.0      3.909    0.016      41.899    0.217
2049.0      3.909    0.016      41.913    0.224
2050.0      3.909    0.017      41.927    0.231
2051.0      3.908    0.017      41.941    0.238
2052.0      3.908    0.018      41.954    0.245
2053.0      3.908    0.018      41.968    0.251
2054.0      3.908    0.019      41.982    0.258
2055.0      3.908    0.019      41.996    0.265
2056.0      3.908    0.020      42.010    0.272
2057.0      3.907    0.020      42.024    0.279
2058.0      3.907    0.021      42.038    0.286
2059.0      3.907    0.021      42.052    0.292
2060.0      3.907    0.022      42.066    0.299
2061.0      3.907    0.022      42.080    0.306
2062.0      3.906    0.023      42.094    0.313
2063.0      3.906    0.023      42.108    0.320
2064.0      3.906    0.024      42.122    0.327
2065.0      3.906    0.024      42.135    0.334
2066.0      3.906    0.024      42.149    0.341
2067.0      3.906    0.025      42.163    0.347
2068.0      3.905    0.025      42.177    0.354
2069.0      3.905    0.026      42.191    0.361
2070.0      3.905    0.026      42.205    0.368
2071.0      3.905    0.027      42.219    0.375
2072.0      3.905    0.027      42.233    0.382
2073.0      3.905    0.028      42.247    0.389
2074.0      3.904    0.028      42.261    0.396
2075.0      3.904    0.029      42.275    0.402
2076.0      3.904    0.029      42.289    0.409
2077.0      3.904    0.030      42.303    0.416
2078.0      3.904    0.030      42.317    0.423
2079.0      3.904    0.031      42.331    0.430
2080.0      3.904    0.031      42.344    0.437
2081.0      3.903    0.032      42.358    0.444
2082.0      3.903    0.032      42.372    0.451
2083.0      3.903    0.033      42.386    0.458
2084.0      3.903    0.033      42.400    0.465
2085.0      3.903    0.034      42.414    0.471
2086.0      3.903    0.034      42.428    0.478
2087.0      3.902    0.035      42.442    0.485
2088.0      3.902    0.035      42.456    0.492
2089.0      3.902    0.036      42.470    0.499
2090.0      3.902    0.036      42.484    0.506
2091.0      3.902    0.037      42.498    0.513
2092.0      3.902    0.037      42.512    0.520
2093.0      3.901    0.038      42.526    0.527
2094.0      3.901    0.038      42.540    0.534
2095.0      3.901    0.039      42.554    0.541
2096.0      3.901    0.039      42.568    0.548
2097.0      3.901    0.040      42.582    0.555
2098.0      3.901    0.040      42.596    0.562
2099.0      3.900    0.040      42.610    0.569
2100.0      3.900    0.041      42.624    0.575




Measurements for STF 1579 AB C
 
WDS ID      Discovr     Comp  #    Sep      PA       Epoch      Obs  Telescope     Camera    Note
--------------------------------------------------------------------------------------------------
11551+4629  STF 1579    AB,C  1    3.90"    41.7°    B2025.325  HWI  120/900 APO   ASI678MM

-- Image of STF-1579-AB-C-taken with Equinox 120/900 APO --


WDS record for STF 1579 AB C
wds_id                       : 11551+4629
discoverer_code              : STF
discoverer_number            : 1579
discoverer_components        : AB,C
date_first                   : 1782
date_last                    : 2023
num_of_obs                   : 91
pa_first                     : 36
pa_last                      : 43
sep_first                    : 4.0
sep_last                     : 3.8
mag_primary                  : 6.68
mag_secondary                : 8.32
spectral_type                : A3Vn
primary_proper_motion_RA     : 10
primary_proper_motion_DEC    : 3
secondary_proper_motion_RA   : 10
secondary_proper_motion_DEC  : 3
dm_number                    : 
notes                        : NU
precise_coordinate           : 115505.74+462836.6
                             : 11:55:05.74 +46:28:36.6

WDS Notes:
----------
N: Notes found in WDSNOT MEMO of WDS
U: Proper motion or other technique: non-physical



Parsed GAIA Input Data
Click to expand/collapse the Gaia Input Data:
Star A - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 774274752546451840
source_id = 774274752546451840
random_index = 868975463
ref_epoch = 2016.0
ra = 178.77400777798417
ra_error = 0.26277202
dec = 46.476842104458655
dec_error = 0.36287037
parallax = 10.441039206360314
parallax_error = 0.6633668
parallax_over_error = 15.739467
pm = 10.407601
pmra = 10.182006661556263
pmra_error = 0.32703307
pmdec = 2.1552043513195995
pmdec_error = 0.5895838
ra_dec_corr = 0.40329677
ra_parallax_corr = -0.08554888
ra_pmra_corr = -0.061871804
ra_pmdec_corr = -0.18068357
dec_parallax_corr = -0.24208368
dec_pmra_corr = -0.15260163
dec_pmdec_corr = -0.26927564
parallax_pmra_corr = 0.28180107
parallax_pmdec_corr = -0.365288
pmra_pmdec_corr = -0.04681324
astrometric_n_obs_al = 565
astrometric_n_obs_ac = 565
astrometric_n_good_obs_al = 559
astrometric_n_bad_obs_al = 6
astrometric_gof_al = 305.84308
astrometric_chi2_al = 1239301.1
astrometric_excess_noise = 4.3435035
astrometric_excess_noise_sig = 24067.781
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.7135465
astrometric_matched_transits = 64
visibility_periods_used = 19
astrometric_sigma5d_max = 0.84583646
matched_transits = 74
new_matched_transits = 22
matched_transits_removed = 9
ipd_gof_harmonic_amplitude = 0.09921016
ipd_gof_harmonic_phase = 64.00861
ipd_frac_multi_peak = 42
ipd_frac_odd_win = 0
ruwe = 19.018715
duplicated_source = true
phot_g_n_obs = 581
phot_g_mean_flux = 37299154.05847285
phot_g_mean_flux_error = 124893.65
phot_g_mean_flux_over_error = 298.64734
phot_g_mean_mag = 6.7581196
phot_bp_n_obs = 53
phot_bp_mean_flux = 28469049.41570463
phot_bp_mean_flux_error = 22045.455
phot_bp_mean_flux_over_error = 1291.3795
phot_bp_mean_mag = 6.70261
phot_rp_n_obs = 52
phot_rp_mean_flux = 18795395.824105058
phot_rp_mean_flux_error = 10329.836
phot_rp_mean_flux_over_error = 1819.5251
phot_rp_mean_mag = 6.562767
phot_bp_rp_excess_factor = 1.2671721
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 3
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 2
phot_proc_mode = 0
bp_rp = 0.13984299
bp_g = -0.055509567
g_rp = 0.19535255
phot_variable_flag = NOT_AVAILABLE
l = 149.12148034006654
b = 67.68239135856699
ecl_lon = 156.31962297118923
ecl_lat = 41.25426838432049
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 = false
has_mcmc_msc = true
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.32577e-13
classprob_dsc_combmod_galaxy = 6.622155e-13
classprob_dsc_combmod_star = 0.99698234
radial_velocity = -3.9
radial_velocity_error = 4.4
    Star B - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 774274748251116672
source_id = 774274748251116672
random_index = 1619990195
ref_epoch = 2016.0
ra = 178.77505310558536
ra_error = 0.010425724
dec = 46.47765705007816
dec_error = 0.014282206
parallax = 4.389702636967105
parallax_error = 0.02449616
parallax_over_error = 179.19962
pm = 10.863676
pmra = 10.773844456245552
pmra_error = 0.013784942
pmdec = 1.3941761626216902
pmdec_error = 0.0270773
ra_dec_corr = 0.3240615
ra_parallax_corr = -0.069981605
ra_pmra_corr = -0.067711785
ra_pmdec_corr = -0.14720362
dec_parallax_corr = -0.26241717
dec_pmra_corr = -0.113780275
dec_pmdec_corr = -0.25406083
parallax_pmra_corr = 0.25291198
parallax_pmdec_corr = -0.15228795
pmra_pmdec_corr = -0.062068544
astrometric_n_obs_al = 544
astrometric_n_obs_ac = 544
astrometric_n_good_obs_al = 539
astrometric_n_bad_obs_al = 5
astrometric_gof_al = -1.4366384
astrometric_chi2_al = 1853.0383
astrometric_excess_noise = 0.1358772
astrometric_excess_noise_sig = 27.737535
astrometric_params_solved = 31
astrometric_primary_flag = true
nu_eff_used_in_astrometry = 1.7110132
astrometric_matched_transits = 61
visibility_periods_used = 20
astrometric_sigma5d_max = 0.037783947
matched_transits = 67
new_matched_transits = 21
matched_transits_removed = 1
ipd_gof_harmonic_amplitude = 0.008638834
ipd_gof_harmonic_phase = 151.48007
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 0.9557483
duplicated_source = true
phot_g_n_obs = 524
phot_g_mean_flux = 6328016.880905948
phot_g_mean_flux_error = 1431.1533
phot_g_mean_flux_over_error = 4421.6206
phot_g_mean_mag = 8.684197
phot_bp_n_obs = 10
phot_bp_mean_flux = 4512053.497750374
phot_bp_mean_flux_error = 26766.264
phot_bp_mean_flux_over_error = 168.5724
phot_bp_mean_mag = 8.702606
phot_rp_n_obs = 10
phot_rp_mean_flux = 3071113.4322598563
phot_rp_mean_flux_error = 15791.519
phot_rp_mean_flux_over_error = 194.47867
phot_rp_mean_mag = 8.529655
phot_bp_rp_excess_factor = 1.198348
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 10
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 10
phot_proc_mode = 0
bp_rp = 0.17295074
bp_g = 0.018408775
g_rp = 0.15454197
radial_velocity = -9.880743
radial_velocity_error = 0.5576117
rv_method_used = 1
rv_nb_transits = 8
rv_nb_deblended_transits = 1
rv_visibility_periods_used = 7
rv_expected_sig_to_noise = 114.521965
rv_renormalised_gof = -1.4079399
rv_chisq_pvalue = 0.9327394
rv_time_duration = 952.6522
rv_amplitude_robust = 3.8543587
rv_template_teff = 8000.0
rv_template_logg = 4.5
rv_template_fe_h = 0.25
rv_atm_param_origin = 555
vbroad = 75.68369
vbroad_error = 2.0153263
vbroad_nb_transits = 7
grvs_mag = 8.481632
grvs_mag_error = 0.019500414
grvs_mag_nb_transits = 7
phot_variable_flag = NOT_AVAILABLE
l = 149.11869925243946
b = 67.68213253645986
ecl_lon = 156.31986212697916
ecl_lat = 41.255340767090026
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 = 1.6994629e-13
classprob_dsc_combmod_galaxy = 8.488732e-13
classprob_dsc_combmod_star = 0.99327993
- gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 774274752546451840
classprob_dsc_combmod_quasar = 1.32577e-13
classprob_dsc_combmod_galaxy = 6.622155e-13
classprob_dsc_combmod_star = 0.99698234
classprob_dsc_combmod_whitedwarf = 1.4981207e-07
classprob_dsc_combmod_binarystar = 0.0030175103
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.7672105
classprob_dsc_specmod_whitedwarf = 0.00057567575
classprob_dsc_specmod_binarystar = 0.23221382
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
ew_espels_halpha = 0.2883492
ew_espels_halpha_uncertainty = 0.03271193
ew_espels_halpha_flag = 0
ew_espels_halpha_model = 0.523234
azero_esphs = 2.5266374e-06
azero_esphs_uncertainty = 0.07630598
ag_esphs = 2.3796442e-06
ag_esphs_uncertainty = 0.035934538
ebpminrp_esphs = 1.2631648e-06
ebpminrp_esphs_uncertainty = 0.019074801
teff_esphs = 8508.236
teff_esphs_uncertainty = 254.43147
logg_esphs = 3.847433
logg_esphs_uncertainty = 0.15881932
flags_esphs = 12
spectraltype_esphs = A
mh_msc = -0.10000123
mh_msc_upper = -0.09992732
mh_msc_lower = -0.10008505
azero_msc = 0.09999068
azero_msc_upper = 0.10014111
azero_msc_lower = 0.099656075
distance_msc = 141.51389
distance_msc_upper = 142.58017
distance_msc_lower = 140.71936
teff_msc1 = 7599.996
teff_msc1_upper = 7600.538
teff_msc1_lower = 7598.785
teff_msc2 = 7599.9814
teff_msc2_upper = 7600.792
teff_msc2_lower = 7598.956
logg_msc1 = 3.8998463
logg_msc1_upper = 3.9009311
logg_msc1_lower = 3.8978198
logg_msc2 = 3.8999963
logg_msc2_upper = 3.900478
logg_msc2_lower = 3.899188
ag_msc = 0.0911541
ag_msc_upper = 0.091294765
ag_msc_lower = 0.09085429
logposterior_msc = -26715.08
mcmcaccept_msc = 0.3910024
mcmcdrift_msc = 0.69964796
flags_msc = 1
neuron_oa_id = 202105281205440057
neuron_oa_dist = 2.8660206e-05
neuron_oa_dist_percentile_rank = 75
flags_oa = 0013
    - gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 774274748251116672
classprob_dsc_combmod_quasar = 1.6994629e-13
classprob_dsc_combmod_galaxy = 8.488732e-13
classprob_dsc_combmod_star = 0.99327993
classprob_dsc_combmod_whitedwarf = 9.5951776e-08
classprob_dsc_combmod_binarystar = 0.006719973
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.59628683
classprob_dsc_specmod_whitedwarf = 0.0002876293
classprob_dsc_specmod_binarystar = 0.40342554
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
mh_msc = -0.100042775
mh_msc_upper = -0.09941879
mh_msc_lower = -0.10097991
azero_msc = 0.09983094
azero_msc_upper = 0.10127024
azero_msc_lower = 0.09771319
distance_msc = 338.56848
distance_msc_upper = 342.55865
distance_msc_lower = 335.96442
teff_msc1 = 7599.925
teff_msc1_upper = 7606.9805
teff_msc1_lower = 7594.334
teff_msc2 = 7201.239
teff_msc2_upper = 7218.973
teff_msc2_lower = 7191.654
logg_msc1 = 3.8992796
logg_msc1_upper = 3.9049826
logg_msc1_lower = 3.8943563
logg_msc2 = 3.9010324
logg_msc2_upper = 3.9106717
logg_msc2_lower = 3.8928118
ag_msc = 0.09032416
ag_msc_upper = 0.09161326
ag_msc_lower = 0.088371366
logposterior_msc = -6708.5054
mcmcaccept_msc = 0.34515512
mcmcdrift_msc = 1.1812987
flags_msc = 1
neuron_oa_id = 202105281205440116
neuron_oa_dist = 2.3689043e-05
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 08:32:22 +0200



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