Double Star Calculator - Results


STF 835 - Astrometric and kinematic properties
Gaia Source ID - Star A          : 3350313020482132096     Simbad
Gaia Source ID - Star B          : 3350313020482131968     Simbad
Observation Epoch : J2016.001 / 2016-01-02 Angular Separation : 2.282 < 0.0001 arcsec Position Angle : 148.58 ± 0.0012 degree
Star A/B Epoch : J2016.000 / J2016.000 Angular Separation : 2.282 < 0.0001 arcsec Position Angle : 148.58 ± 0.0012 degree Projected Separation : 2038 au Spatial Separation : 74.33 ± 47.47 pc Spatial Separation : 242.44 ± 154.83 ly Parallax Significance : 1.53 σ ΔProper Motion Angle : 13.91 ± 2.60 degree ΔTotal Proper Motion : 0.24 ± 0.05 mas/yr ΔTangential Velocity : 0.53 ± 0.40 km/s ΔRelative Velocity (2D) : 1.55 ± 0.29 km/s

Aladin Lite Sky Atlas



Star A - Stellar Data
Gaia Source ID                   : 3350313020482132096           VizieR
Epoch : J2016.000 Right Ascension (RA) : 06h 03m 48.14s Declination (Dec) : 18° 15' 53.23" Distance : 930.26 ± 30.02 pc Distance : 3034.11 ± 97.92 ly Magnitude (G-band) : 8.06 mag Absolute Magnitude : -2.32 ± 0.07 mag Stellar Extinction : 0.54 ± 0.01 mag Spectral Type (BP/RP) : B Bolometric correction : -1.34 mag Luminosity : 2295.36 + 154.62 / − 144.86 L☉ Log(Luminosity) : 3.36085 Effective temperature (Teff) : 11674.91 +105.19 / -142.84 K Log(Teff) : 4.06725 Mass estimation : 7.06 M☉ RUWE : 1.09 Position Angle of Proper Motion : 179.95 ± 1.55 degree Total Proper Motion : 1.30 ± 0.03 mas/yr Tangential Velocity : 5.74 ± 0.22 km/s

Star A - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.05
Radius from GSP-Phot Aeneas      :       7.65  ±   0.38          R☉
Spectral type from ESP-ELS       :          B
Radius of the star from FLAME    :       8.05  ±   0.24          R☉
Bolometric correction            :      -0.60                    mag
Luminosity of the star (FLAME)   :    1081.62  ±  70.58          L☉
Mass of the star from FLAME      :       4.92  ±   0.11          M☉
FLAME quality indicators         :         00
  Quality                        :       OK
  Source                         :       Parallax used
Evolutionary stage from FLAME    :        378      Main Sequence (late)

Star A - Double Star Quality Metrics
Parallax over error :     30.985 : very good
RUWE                :      1.090 : good astrometric fit (single star)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :      8.065 : G > 3 mag, photometry reliable
Excess noise        :      0.238 : Good fit
  Significance      :     35.898 :   Minor noise, likely negligible
BP-RP excess factor :      1.194 : photometry consistent
Visibility periods  :         17 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.056 : unobtrusive (single star source)


Star B - Stellar Data
Gaia Source ID                   : 3350313020482131968           VizieR
Epoch : J2016.000 Right Ascension (RA) : 06h 03m 48.22s Declination (Dec) : 18° 15' 51.28" Distance : 855.93 ± 36.77 pc Distance : 2791.68 ± 119.93 ly Magnitude (G-band) : 9.22 mag Absolute Magnitude : -0.44 ± 0.09 mag Stellar Extinction : N/A Spectral Type (BP/RP) : A Bolometric correction : 0.00 mag Luminosity : 118.19 + 10.60 / − 9.73 L☉ Log(Luminosity) : 2.07259 Teff (bp_rp) : 8750.00 K Log(Teff) : 3.94201 Mass estimation : 2.99 M☉ RUWE : 0.99 Position Angle of Proper Motion : 193.86 ± 2.09 degree Total Proper Motion : 1.54 ± 0.05 mas/yr Tangential Velocity : 6.27 ± 0.33 km/s Radial Velocity (Gaia) : -1.22 ± 6.49 km/s Space Velocity : 6.38 ± 1.28 km/s

Star B - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.02

Star B - Double Star Quality Metrics
Parallax over error :     23.277 : very good
RUWE                :      0.990 : good astrometric fit (single star)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :      9.221 : G > 3 mag, photometry reliable
Excess noise        :      0.296 : Good fit
  Significance      :     77.367 :   Minor noise, likely negligible
BP-RP excess factor :      1.579 : photometry inconsistent
Visibility periods  :         15 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.047 : 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)          :        0.27     (SPM)

Co-Moving

UWLE for Co-Moving Pairs (3D)      :
===================================
COMOV: Velocity Evidence Indicator :        0.91     (Strong)
COMOV: Distance Evidence Indicator :        0.00     (Unlikely)
Co-Moving Total Evidence Indicator :        0.04     (Unlikely)

rPM/COMOV Agreement                :                 (Discrepant)

Binarity

Separation, Sigma and Reliability  :
===================================
Projected Separation               :        2038     au
Spatial Separation                 :       74.33  ±    47.47  pc
  1-Sigma Range                    : [     26.86,     121.80] pc
  Significance                     :        1.53     σ
  Note: 3D distance not significantly resolved

3D spatial distance probabilities : =================================== P(D-3D <= 4076 au) : 0.0 % (2.0 * D-projected) P(D-3D <= 10000 au) : 0.0 % (Wide binary) P(D-3D <= 20000 au) : 0.0 % (Very wide binary) P(D-3D <= 50000 au) : 0.1 % (Extremely wide) P(D-3D <= 206265 au) : 0.3 % (Jacobi radius)

Proper Motion and Velocity         :
===================================
rPM (Proper Motion Ratio)          :        0.27     (SPM)
ΔRelative Velocity (2D)            :        1.55  ±  0.29   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 for Wide Binaries (2D)        :
===================================
WBS: Velocity Evidence Indicator   :        0.34     (Moderate)
WBS: Distance Evidence Indicator   :        0.00     (Unlikely)
Binarity Total Evidence Indicator  :        0.03     (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) :  1.09 : Zero
RUWE probability for a binary system (Star B) :  0.99 : 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      2.285    0.007     147.360    0.182
1901.0      2.285    0.007     147.371    0.180
1902.0      2.285    0.007     147.381    0.179
1903.0      2.285    0.007     147.392    0.177
1904.0      2.285    0.006     147.402    0.176
1905.0      2.285    0.006     147.413    0.174
1906.0      2.285    0.006     147.423    0.172
1907.0      2.285    0.006     147.434    0.171
1908.0      2.285    0.006     147.445    0.169
1909.0      2.285    0.006     147.455    0.168
1910.0      2.285    0.006     147.466    0.166
1911.0      2.285    0.006     147.476    0.165
1912.0      2.285    0.006     147.487    0.163
1913.0      2.285    0.006     147.497    0.162
1914.0      2.285    0.006     147.508    0.160
1915.0      2.285    0.006     147.518    0.158
1916.0      2.285    0.006     147.529    0.157
1917.0      2.285    0.006     147.539    0.155
1918.0      2.285    0.006     147.550    0.154
1919.0      2.285    0.006     147.560    0.152
1920.0      2.285    0.006     147.571    0.151
1921.0      2.284    0.006     147.581    0.149
1922.0      2.284    0.005     147.592    0.147
1923.0      2.284    0.005     147.602    0.146
1924.0      2.284    0.005     147.613    0.144
1925.0      2.284    0.005     147.624    0.143
1926.0      2.284    0.005     147.634    0.141
1927.0      2.284    0.005     147.645    0.140
1928.0      2.284    0.005     147.655    0.138
1929.0      2.284    0.005     147.666    0.137
1930.0      2.284    0.005     147.676    0.135
1931.0      2.284    0.005     147.687    0.133
1932.0      2.284    0.005     147.697    0.132
1933.0      2.284    0.005     147.708    0.130
1934.0      2.284    0.005     147.718    0.129
1935.0      2.284    0.005     147.729    0.127
1936.0      2.284    0.005     147.739    0.126
1937.0      2.284    0.005     147.750    0.124
1938.0      2.284    0.005     147.760    0.122
1939.0      2.284    0.004     147.771    0.121
1940.0      2.284    0.004     147.782    0.119
1941.0      2.284    0.004     147.792    0.118
1942.0      2.284    0.004     147.803    0.116
1943.0      2.284    0.004     147.813    0.115
1944.0      2.284    0.004     147.824    0.113
1945.0      2.284    0.004     147.834    0.112
1946.0      2.284    0.004     147.845    0.110
1947.0      2.284    0.004     147.855    0.108
1948.0      2.284    0.004     147.866    0.107
1949.0      2.284    0.004     147.876    0.105
1950.0      2.284    0.004     147.887    0.104
1951.0      2.284    0.004     147.897    0.102
1952.0      2.284    0.004     147.908    0.101
1953.0      2.284    0.004     147.919    0.099
1954.0      2.283    0.004     147.929    0.097
1955.0      2.283    0.004     147.940    0.096
1956.0      2.283    0.003     147.950    0.094
1957.0      2.283    0.003     147.961    0.093
1958.0      2.283    0.003     147.971    0.091
1959.0      2.283    0.003     147.982    0.090
1960.0      2.283    0.003     147.992    0.088
1961.0      2.283    0.003     148.003    0.086
1962.0      2.283    0.003     148.013    0.085
1963.0      2.283    0.003     148.024    0.083
1964.0      2.283    0.003     148.034    0.082
1965.0      2.283    0.003     148.045    0.080
1966.0      2.283    0.003     148.056    0.079
1967.0      2.283    0.003     148.066    0.077
1968.0      2.283    0.003     148.077    0.076
1969.0      2.283    0.003     148.087    0.074
1970.0      2.283    0.003     148.098    0.072
1971.0      2.283    0.003     148.108    0.071
1972.0      2.283    0.003     148.119    0.069
1973.0      2.283    0.002     148.129    0.068
1974.0      2.283    0.002     148.140    0.066
1975.0      2.283    0.002     148.150    0.065
1976.0      2.283    0.002     148.161    0.063
1977.0      2.283    0.002     148.172    0.061
1978.0      2.283    0.002     148.182    0.060
1979.0      2.283    0.002     148.193    0.058
1980.0      2.283    0.002     148.203    0.057
1981.0      2.283    0.002     148.214    0.055
1982.0      2.283    0.002     148.224    0.054
1983.0      2.283    0.002     148.235    0.052
1984.0      2.283    0.002     148.245    0.050
1985.0      2.283    0.002     148.256    0.049
1986.0      2.283    0.002     148.266    0.047
1987.0      2.283    0.002     148.277    0.046
1988.0      2.283    0.002     148.288    0.044
1989.0      2.283    0.002     148.298    0.043
1990.0      2.282    0.002     148.309    0.041
1991.0      2.282    0.001     148.319    0.039
1992.0      2.282    0.001     148.330    0.038
1993.0      2.282    0.001     148.340    0.036
1994.0      2.282    0.001     148.351    0.035
1995.0      2.282    0.001     148.361    0.033
1996.0      2.282    0.001     148.372    0.032
1997.0      2.282    0.001     148.382    0.030
1998.0      2.282    0.001     148.393    0.028
1999.0      2.282    0.001     148.404    0.027
2000.0      2.282    0.001     148.414    0.025
2001.0      2.282    0.001     148.425    0.024
2002.0      2.282    0.001     148.435    0.022
2003.0      2.282    0.001     148.446    0.021
2004.0      2.282    0.001     148.456    0.019
2005.0      2.282    0.001     148.467    0.017
2006.0      2.282    0.001     148.477    0.016
2007.0      2.282    0.001     148.488    0.014
2008.0      2.282    0.000     148.499    0.013
2009.0      2.282    0.000     148.509    0.011
2010.0      2.282    0.000     148.520    0.010
2011.0      2.282    0.000     148.530    0.008
2012.0      2.282    0.000     148.541    0.006
2013.0      2.282    0.000     148.551    0.005
2014.0      2.282    0.000     148.562    0.003
2015.0      2.282    0.000     148.572    0.002
2016.0      2.282    0.000     148.583    0.001
2017.0      2.282    0.000     148.594    0.002
2018.0      2.282    0.000     148.604    0.003
2019.0      2.282    0.000     148.615    0.005
2020.0      2.282    0.000     148.625    0.006
2021.0      2.282    0.000     148.636    0.008
2022.0      2.282    0.000     148.646    0.010
2023.0      2.282    0.000     148.657    0.011
2024.0      2.282    0.000     148.667    0.013
2025.0      2.282    0.001     148.678    0.014
2026.0      2.282    0.001     148.689    0.016
2027.0      2.282    0.001     148.699    0.017
2028.0      2.282    0.001     148.710    0.019
2029.0      2.282    0.001     148.720    0.021
2030.0      2.282    0.001     148.731    0.022
2031.0      2.281    0.001     148.741    0.024
2032.0      2.281    0.001     148.752    0.025
2033.0      2.281    0.001     148.762    0.027
2034.0      2.281    0.001     148.773    0.028
2035.0      2.281    0.001     148.784    0.030
2036.0      2.281    0.001     148.794    0.032
2037.0      2.281    0.001     148.805    0.033
2038.0      2.281    0.001     148.815    0.035
2039.0      2.281    0.001     148.826    0.036
2040.0      2.281    0.001     148.836    0.038
2041.0      2.281    0.001     148.847    0.039
2042.0      2.281    0.002     148.857    0.041
2043.0      2.281    0.002     148.868    0.043
2044.0      2.281    0.002     148.879    0.044
2045.0      2.281    0.002     148.889    0.046
2046.0      2.281    0.002     148.900    0.047
2047.0      2.281    0.002     148.910    0.049
2048.0      2.281    0.002     148.921    0.051
2049.0      2.281    0.002     148.931    0.052
2050.0      2.281    0.002     148.942    0.054
2051.0      2.281    0.002     148.953    0.055
2052.0      2.281    0.002     148.963    0.057
2053.0      2.281    0.002     148.974    0.058
2054.0      2.281    0.002     148.984    0.060
2055.0      2.281    0.002     148.995    0.062
2056.0      2.281    0.002     149.005    0.063
2057.0      2.281    0.002     149.016    0.065
2058.0      2.281    0.002     149.026    0.066
2059.0      2.281    0.002     149.037    0.068
2060.0      2.281    0.003     149.048    0.070
2061.0      2.281    0.003     149.058    0.071
2062.0      2.281    0.003     149.069    0.073
2063.0      2.281    0.003     149.079    0.074
2064.0      2.281    0.003     149.090    0.076
2065.0      2.281    0.003     149.100    0.077
2066.0      2.281    0.003     149.111    0.079
2067.0      2.281    0.003     149.122    0.081
2068.0      2.281    0.003     149.132    0.082
2069.0      2.281    0.003     149.143    0.084
2070.0      2.281    0.003     149.153    0.085
2071.0      2.281    0.003     149.164    0.087
2072.0      2.281    0.003     149.174    0.089
2073.0      2.281    0.003     149.185    0.090
2074.0      2.281    0.003     149.196    0.092
2075.0      2.281    0.003     149.206    0.093
2076.0      2.281    0.003     149.217    0.095
2077.0      2.281    0.004     149.227    0.096
2078.0      2.281    0.004     149.238    0.098
2079.0      2.280    0.004     149.248    0.100
2080.0      2.280    0.004     149.259    0.101
2081.0      2.280    0.004     149.269    0.103
2082.0      2.280    0.004     149.280    0.104
2083.0      2.280    0.004     149.291    0.106
2084.0      2.280    0.004     149.301    0.108
2085.0      2.280    0.004     149.312    0.109
2086.0      2.280    0.004     149.322    0.111
2087.0      2.280    0.004     149.333    0.112
2088.0      2.280    0.004     149.343    0.114
2089.0      2.280    0.004     149.354    0.116
2090.0      2.280    0.004     149.365    0.117
2091.0      2.280    0.004     149.375    0.119
2092.0      2.280    0.004     149.386    0.120
2093.0      2.280    0.004     149.396    0.122
2094.0      2.280    0.004     149.407    0.123
2095.0      2.280    0.005     149.417    0.125
2096.0      2.280    0.005     149.428    0.127
2097.0      2.280    0.005     149.439    0.128
2098.0      2.280    0.005     149.449    0.130
2099.0      2.280    0.005     149.460    0.131
2100.0      2.280    0.005     149.470    0.133




WDS record for STF 835
wds_id                       : 06038+1816
discoverer_code              : STF
discoverer_number            : 835
discoverer_components        : 
date_first                   : 1830
date_last                    : 2019
num_of_obs                   : 38
pa_first                     : 147
pa_last                      : 149
sep_first                    : 2.2
sep_last                     : 2.3
mag_primary                  : 8.15
mag_secondary                : 9.25
spectral_type                : B8
primary_proper_motion_RA     : 0
primary_proper_motion_DEC    : -1
secondary_proper_motion_RA   : -1
secondary_proper_motion_DEC  : -1
dm_number                    : +18 1070
notes                        : 
precise_coordinate           : 060348.13+181553.3
                             : 06:03:48.13 +18:15:53.3



Parsed GAIA Input Data
Click to expand/collapse the Gaia Input Data:
Star A - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 3350313020482132096
source_id = 3350313020482132096
random_index = 1476739400
ref_epoch = 2016.0
ra = 90.95056893983032
ra_error = 0.028655447
dec = 18.264785073318112
dec_error = 0.025141355
parallax = 1.074964254475064
parallax_error = 0.03469353
parallax_over_error = 30.984571
pm = 1.3007771
pmra = 0.00111588533367138
pmra_error = 0.035180043
pmdec = -1.3007765955648087
pmdec_error = 0.027735747
ra_dec_corr = -0.065816425
ra_parallax_corr = 0.009328419
ra_pmra_corr = -0.024123749
ra_pmdec_corr = 0.14255251
dec_parallax_corr = -0.38063407
dec_pmra_corr = 0.09455885
dec_pmdec_corr = -0.3328789
parallax_pmra_corr = 0.19122945
parallax_pmdec_corr = 0.28521731
pmra_pmdec_corr = -0.14184253
astrometric_n_obs_al = 263
astrometric_n_obs_ac = 263
astrometric_n_good_obs_al = 262
astrometric_n_bad_obs_al = 1
astrometric_gof_al = 2.064747
astrometric_chi2_al = 1186.3446
astrometric_excess_noise = 0.23816313
astrometric_excess_noise_sig = 35.898
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.7220682
astrometric_matched_transits = 30
visibility_periods_used = 17
astrometric_sigma5d_max = 0.049688637
matched_transits = 30
new_matched_transits = 11
matched_transits_removed = 1
ipd_gof_harmonic_amplitude = 0.055501327
ipd_gof_harmonic_phase = 170.15854
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.0911052
duplicated_source = false
phot_g_n_obs = 257
phot_g_mean_flux = 11198148.674870139
phot_g_mean_flux_error = 3966.9692
phot_g_mean_flux_over_error = 2822.8474
phot_g_mean_mag = 8.064502
phot_bp_n_obs = 25
phot_bp_mean_flux = 7987465.92609362
phot_bp_mean_flux_error = 16213.442
phot_bp_mean_flux_over_error = 492.64465
phot_bp_mean_mag = 8.08252
phot_rp_n_obs = 23
phot_rp_mean_flux = 5385612.058450801
phot_rp_mean_flux_error = 28719.605
phot_rp_mean_flux_over_error = 187.52388
phot_rp_mean_mag = 7.919808
phot_bp_rp_excess_factor = 1.1942222
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 14
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 11
phot_proc_mode = 0
bp_rp = 0.16271162
bp_g = 0.018017769
g_rp = 0.14469385
phot_variable_flag = NOT_AVAILABLE
l = 191.31079109729896
b = -1.8046864267460365
ecl_lon = 90.90637804933084
ecl_lat = -5.17150501121786
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 0
has_xp_continuous = true
has_xp_sampled = true
has_rvs = false
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = true
has_mcmc_msc = true
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.07096196e-13
classprob_dsc_combmod_galaxy = 5.349401e-13
classprob_dsc_combmod_star = 0.9995075
teff_gspphot = 11674.911
teff_gspphot_lower = 11532.07
teff_gspphot_upper = 11780.097
logg_gspphot = 3.3427
logg_gspphot_lower = 3.293
logg_gspphot_upper = 3.3773
mh_gspphot = 0.2325
mh_gspphot_lower = 0.1279
mh_gspphot_upper = 0.2987
distance_gspphot = 873.1784
distance_gspphot_lower = 843.7086
distance_gspphot_upper = 917.5068
azero_gspphot = 0.5646
azero_gspphot_lower = 0.5511
azero_gspphot_upper = 0.5711
ag_gspphot = 0.5436
ag_gspphot_lower = 0.5302
ag_gspphot_upper = 0.55
ebpminrp_gspphot = 0.292
ebpminrp_gspphot_lower = 0.2848
ebpminrp_gspphot_upper = 0.2955
libname_gspphot = A
    Star B - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 3350313020482131968
source_id = 3350313020482131968
random_index = 763004603
ref_epoch = 2016.0
ra = 90.95091686876948
ra_error = 0.043423943
dec = 18.26424415084027
dec_error = 0.03828877
parallax = 1.1683172137580542
parallax_error = 0.050192032
parallax_over_error = 23.276947
pm = 1.5444454
pmra = -0.37008703820276634
pmra_error = 0.056931876
pmdec = -1.4994489247100828
pmdec_error = 0.046246316
ra_dec_corr = 0.30084154
ra_parallax_corr = -0.0008670526
ra_pmra_corr = -0.33911043
ra_pmdec_corr = -0.30476764
dec_parallax_corr = -0.47392896
dec_pmra_corr = -0.34061265
dec_pmdec_corr = -0.57590026
parallax_pmra_corr = 0.14997475
parallax_pmdec_corr = 0.40939277
pmra_pmdec_corr = 0.28630283
astrometric_n_obs_al = 198
astrometric_n_obs_ac = 198
astrometric_n_good_obs_al = 196
astrometric_n_bad_obs_al = 2
astrometric_gof_al = -0.11279973
astrometric_chi2_al = 1847.4122
astrometric_excess_noise = 0.29564267
astrometric_excess_noise_sig = 77.36716
astrometric_params_solved = 95
astrometric_primary_flag = false
pseudocolour = 1.7065005
pseudocolour_error = 0.009286399
ra_pseudocolour_corr = -0.16095005
dec_pseudocolour_corr = -0.10658845
parallax_pseudocolour_corr = 0.1850649
pmra_pseudocolour_corr = 0.08000907
pmdec_pseudocolour_corr = 0.21080023
astrometric_matched_transits = 23
visibility_periods_used = 15
astrometric_sigma5d_max = 0.088677004
matched_transits = 25
new_matched_transits = 9
matched_transits_removed = 1
ipd_gof_harmonic_amplitude = 0.046950314
ipd_gof_harmonic_phase = 8.629634
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 0.9924686
duplicated_source = false
phot_g_n_obs = 141
phot_g_mean_flux = 3860631.618491215
phot_g_mean_flux_error = 3412.6792
phot_g_mean_flux_over_error = 1131.2612
phot_g_mean_mag = 9.220721
phot_bp_n_obs = 2
phot_bp_mean_flux = 3232642.896683376
phot_bp_mean_flux_error = 3749.0232
phot_bp_mean_flux_over_error = 862.2627
phot_bp_mean_mag = 9.064648
phot_rp_n_obs = 3
phot_rp_mean_flux = 2864611.3031601873
phot_rp_mean_flux_error = 289149.66
phot_rp_mean_flux_over_error = 9.90702
phot_rp_mean_mag = 8.605231
phot_bp_rp_excess_factor = 1.579341
phot_bp_n_contaminated_transits = 2
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 2
phot_rp_n_blended_transits = 0
phot_proc_mode = 0
bp_rp = 0.4594164
bp_g = -0.15607357
g_rp = 0.61548996
radial_velocity = -1.219822
radial_velocity_error = 6.4885745
rv_method_used = 1
rv_nb_transits = 3
rv_nb_deblended_transits = 0
rv_visibility_periods_used = 3
rv_expected_sig_to_noise = 54.721954
rv_chisq_pvalue = 0.36311084
rv_time_duration = 951.9677
rv_amplitude_robust = 17.331902
rv_template_teff = 14500.0
rv_template_logg = 4.5
rv_template_fe_h = 0.25
rv_atm_param_origin = 555
grvs_mag = 8.959297
grvs_mag_error = 0.0077378
grvs_mag_nb_transits = 2
rvs_spec_sig_to_noise = 66.29323
phot_variable_flag = NOT_AVAILABLE
l = 191.31142486312825
b = -1.804664051704349
ecl_lon = 90.90671339235183
ecl_lat = -5.172043732143956
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 0
has_xp_continuous = false
has_xp_sampled = false
has_rvs = true
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = false
has_mcmc_msc = true
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.7384776e-09
classprob_dsc_combmod_galaxy = 5.2475315e-13
classprob_dsc_combmod_star = 0.9997498
- gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 3350313020482132096
classprob_dsc_combmod_quasar = 1.07096196e-13
classprob_dsc_combmod_galaxy = 5.349401e-13
classprob_dsc_combmod_star = 0.9995075
classprob_dsc_combmod_whitedwarf = 1.98466e-07
classprob_dsc_combmod_binarystar = 0.0004923289
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.95215416
classprob_dsc_specmod_whitedwarf = 0.0009440921
classprob_dsc_specmod_binarystar = 0.046901714
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
teff_gspphot = 11674.911
teff_gspphot_lower = 11532.07
teff_gspphot_upper = 11780.097
logg_gspphot = 3.3427
logg_gspphot_lower = 3.293
logg_gspphot_upper = 3.3773
mh_gspphot = 0.2325
mh_gspphot_lower = 0.1279
mh_gspphot_upper = 0.2987
distance_gspphot = 873.1784
distance_gspphot_lower = 843.7086
distance_gspphot_upper = 917.5068
azero_gspphot = 0.5646
azero_gspphot_lower = 0.5511
azero_gspphot_upper = 0.5711
ag_gspphot = 0.5436
ag_gspphot_lower = 0.5302
ag_gspphot_upper = 0.55
abp_gspphot = 0.6397
abp_gspphot_lower = 0.624
abp_gspphot_upper = 0.6472
arp_gspphot = 0.3476
arp_gspphot_lower = 0.3392
arp_gspphot_upper = 0.3517
ebpminrp_gspphot = 0.292
ebpminrp_gspphot_lower = 0.2848
ebpminrp_gspphot_upper = 0.2955
mg_gspphot = -2.1405
mg_gspphot_lower = -2.1643
mg_gspphot_upper = -2.1259
radius_gspphot = 7.654
radius_gspphot_lower = 7.3497
radius_gspphot_upper = 8.1075
logposterior_gspphot = -2816.4421
mcmcaccept_gspphot = 0.2468652
libname_gspphot = A
ew_espels_halpha = 0.19751303
ew_espels_halpha_uncertainty = 0.027150521
ew_espels_halpha_flag = 0
ew_espels_halpha_model = 0.277712
azero_esphs = 0.549695
azero_esphs_uncertainty = 0.018784516
ag_esphs = 0.53192
ag_esphs_uncertainty = 0.017778262
ebpminrp_esphs = 0.2863859
ebpminrp_esphs_uncertainty = 0.009613381
teff_esphs = 12727.557
teff_esphs_uncertainty = 251.9985
logg_esphs = 3.255207
logg_esphs_uncertainty = 0.04175452
vsini_esphs = 192.94221
vsini_esphs_uncertainty = 6.4361725
flags_esphs = 01
spectraltype_esphs = B
radius_flame = 8.053901
radius_flame_lower = 7.8245864
radius_flame_upper = 8.297862
lum_flame = 1081.6244
lum_flame_lower = 1014.0678
lum_flame_upper = 1155.2356
mass_flame = 4.915407
mass_flame_lower = 4.817509
mass_flame_upper = 5.0364575
flags_flame = 00
evolstage_flame = 378
gravredshift_flame = 0.398162
gravredshift_flame_lower = 0.37665603
gravredshift_flame_upper = 0.4142423
bc_flame = -0.5983399
mh_msc = -0.09999272
mh_msc_upper = -0.09975363
mh_msc_lower = -0.10010888
azero_msc = 0.09991287
azero_msc_upper = 0.10059154
azero_msc_lower = 0.09861751
distance_msc = 267.07654
distance_msc_upper = 268.43915
distance_msc_lower = 265.12433
teff_msc1 = 7600.19
teff_msc1_upper = 7603.0073
teff_msc1_lower = 7598.0854
teff_msc2 = 7599.8164
teff_msc2_upper = 7601.6963
teff_msc2_lower = 7596.1885
logg_msc1 = 3.8983583
logg_msc1_upper = 3.9064217
logg_msc1_lower = 3.8926435
logg_msc2 = 3.8996887
logg_msc2_upper = 3.901701
logg_msc2_lower = 3.8968658
ag_msc = 0.091084
ag_msc_upper = 0.0917021
ag_msc_lower = 0.08990204
logposterior_msc = -32485.473
mcmcaccept_msc = 0.35126492
mcmcdrift_msc = 0.8036852
flags_msc = 1
    - gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 3350313020482131968
classprob_dsc_combmod_quasar = 1.7384776e-09
classprob_dsc_combmod_galaxy = 5.2475315e-13
classprob_dsc_combmod_star = 0.9997498
classprob_dsc_combmod_whitedwarf = 9.818317e-07
classprob_dsc_combmod_binarystar = 0.0002491907
classprob_dsc_specmod_quasar = 0.00016546986
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.9708734
classprob_dsc_specmod_whitedwarf = 0.0047612293
classprob_dsc_specmod_binarystar = 0.024199992
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
mh_msc = -0.10006486
mh_msc_upper = -0.09810409
mh_msc_lower = -0.10410702
azero_msc = 0.09971146
azero_msc_upper = 0.10359873
azero_msc_lower = 0.09139721
distance_msc = 468.67392
distance_msc_upper = 521.1339
distance_msc_lower = 401.86758
teff_msc1 = 7599.7207
teff_msc1_upper = 7611.3174
teff_msc1_lower = 7584.115
teff_msc2 = 7600.0566
teff_msc2_upper = 7623.7383
teff_msc2_lower = 7588.4795
logg_msc1 = 3.8721976
logg_msc1_upper = 4.0136776
logg_msc1_lower = 3.6777935
logg_msc2 = 3.8908224
logg_msc2_upper = 3.959282
logg_msc2_lower = 3.7993698
ag_msc = 0.09090671
ag_msc_upper = 0.09437652
ag_msc_lower = 0.08326614
logposterior_msc = -1489.1202
mcmcaccept_msc = 0.36458233
mcmcdrift_msc = 0.15523246
flags_msc = 1




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.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2591 $)
Report created: 2026-09-09 08:47:46 +0200



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