Double Star Calculator - Results


STF 1744 AB - Astrometric and kinematic properties
Gaia Source ID - Star A          : 1563590579347125632     Simbad
Gaia Source ID - Star B          : 1563590510627624064     Simbad
Observation Epoch : J2025.329 / 2025-05-01 Angular Separation : 14.443 ± 0.0068 arcsec Position Angle : 153.17 ± 0.0186 degree
Star A/B Epoch : J2016.000 / J2016.000 Angular Separation : 14.442 ± 0.0005 arcsec Position Angle : 152.83 ± 0.0012 degree Projected Separation : 359 au Spatial Separation : 8539 ± 69145 au Parallax Significance : 0.12 σ 3D Space Velocity Angle : 16.05 ± 4.16 degree ΔProper Motion Angle : 2.72 ± 0.36 degree ΔTotal Proper Motion : 6.91 ± 0.43 mas/yr ΔTangential Velocity : 0.84 ± 0.20 km/s ΔRadial Velocity : 4.74 ± 1.40 km/s ΔSpeed (scalar) : 1.57 ± 0.74 km/s ΔRelative Velocity (3D) : 4.86 ± 1.37 km/s

Aladin Lite Sky Atlas



Star A - Stellar Data
Gaia Source ID                   : 1563590579347125632           VizieR
Epoch : J2016.000 Right Ascension (RA) : 13h 23m 55.77s Declination (Dec) : 54° 55' 30.93" Distance : 24.87 ± 0.29 pc Distance : 81.11 ± 0.93 ly Magnitude (G-band) : 2.28 mag Absolute Magnitude : 0.30 ± 0.02 mag Stellar Extinction : N/A Spectral Type (BP/RP) : F Bolometric correction : -0.02 mag Luminosity : 60.56 + 1.41 / − 1.38 L☉ Log(Luminosity) : 1.78220 Teff (bp_rp) : 6700.00 K Log(Teff) : 3.82607 Mass estimation : 2.59 M☉ RUWE : 3.90 Position Angle of Proper Motion : 100.49 ± 0.34 degree Total Proper Motion : 124.55 ± 0.36 mas/yr Tangential Velocity : 14.68 ± 0.17 km/s Radial Velocity (Simbad) : -5.60 ± 0.90 km/s Bibcode : 1979IAUS...30...57E Space Velocity : 15.71 ± 0.36 km/s

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

Star A - Double Star Quality Metrics
Parallax over error :     86.985 : very good
RUWE                :      3.900 : poor astrometric fit, (possible double)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :      2.283 : G < 3 mag, possible saturation effects
Excess noise        :      1.736 : Poor fit
  Significance      :   2760.927 :   Possible binary or jitter
BP-RP excess factor :      0.752 : photometry inconsistent
Visibility periods  :         10 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.093 : unobtrusive (single star source)


Star B - Stellar Data
Gaia Source ID                   : 1563590510627624064           VizieR
Epoch : J2016.000 Right Ascension (RA) : 13h 23m 56.53s Declination (Dec) : 54° 55' 18.08" Distance : 24.83 ± 0.18 pc Distance : 80.97 ± 0.57 ly Magnitude (G-band) : 3.91 mag Absolute Magnitude : 1.94 ± 0.02 mag Stellar Extinction : N/A Spectral Type (BP/RP) : B Bolometric correction : -1.34 mag Luminosity : 45.32 + 0.65 / − 0.64 L☉ Log(Luminosity) : 1.65630 Teff (bp_rp) : 15000.00 K Log(Teff) : 4.17609 Mass estimation : 2.62 M☉ RUWE : 3.83 Position Angle of Proper Motion : 103.21 ± 0.11 degree Total Proper Motion : 117.64 ± 0.24 mas/yr Tangential Velocity : 13.85 ± 0.10 km/s Radial Velocity (Gaia) : -10.34 ± 1.08 km/s Space Velocity : 17.28 ± 0.65 km/s

Star B - Selected astrophysical parameters
DSC-Combmod binary star          :       0.00
DSC-Specmod binary star          :       0.11
Spectral type from ESP-ELS       :          A

Star B - Double Star Quality Metrics
Parallax over error :    141.358 : very good
RUWE                :      3.830 : poor astrometric fit, (possible double)
Non Single Star     :            : Single Star
Duplicated source   :      false : single source
G magnitude         :      3.914 : G > 3 mag, photometry reliable
Excess noise        :      2.259 : Poor fit
  Significance      :   8046.486 :   Possible binary or jitter
BP-RP excess factor :      1.175 : photometry consistent
Visibility periods  :         20 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.025 : 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)          :        0.07     (CPM)

Co-Moving

UWLE for Co-Moving Pairs (3D)      :
===================================
COMOV: Velocity Evidence Indicator :        0.40     (Moderate)
COMOV: Distance Evidence Indicator :        0.95     (Strong)
Co-Moving Total Evidence Indicator :        0.62     (Moderate)

rPM/COMOV Agreement                :                 (Moderate)

Binarity

Separation, Sigma and Reliability  :
===================================
Projected Separation               :         359     au
Spatial Separation                 :        8539  ±    69145  au
  1-Sigma Range                    : [       359,      77684] au
  Significance                     :        0.12     σ
  Note: 3D distance not significantly resolved

3D spatial distance probabilities : =================================== P(D-3D <= 391 au) : 0.0 % (D-critical) P(D-3D <= 718 au) : 0.4 % (2.0 * D-projected) P(D-3D <= 1000 au) : 0.7 % (Intermediate) P(D-3D <= 2500 au) : 2.2 % (Wide binary) P(D-3D <= 10000 au) : 10.1 % (Wide binary) P(D-3D <= 20000 au) : 20.6 % (Very wide binary) P(D-3D <= 50000 au) : 49.8 % (Extremely wide) P(D-3D <= 206265 au) : 99.6 % (Jacobi radius)

Proper Motion and Velocity         :
===================================
rPM (Proper Motion Ratio)          :        0.07     (CPM)
ΔRelative Velocity (3D)            :        4.86  ±  1.37   km/s

UWLE for Wide Binaries (3D)        :
===================================
WBS: Velocity Evidence Indicator   :        0.00     (Unlikely)
WBS: Distance Evidence Indicator   :        0.27     (Weak)
Binarity Total Evidence Indicator  :        0.00     (Unlikely)


UWLE for Wide Binaries (2D)        :
===================================
WBS: Velocity Evidence Indicator   :        0.18     (Weak)
WBS: Distance Evidence Indicator   :        0.28     (Weak)
Binarity Total Evidence Indicator  :        0.22     (Weak)

UWLE for Tight Binaries (2D) : =================================== TBS: Velocity Evidence Indicator : 0.18 (Weak) TBS: Distance Evidence Indicator : 0.88 (Strong) Binarity Total Evidence Indicator : 0.39 (Moderate) Orbital & Binding Dynamics : ----------------------------------- Est. orbital period at lower bound : 2580.70 years Escape Velocity : 5.08 km/s (Barely bound) 3D Velocity Difference : 4.86 ± 1.37 km/s Circular Orbital Velocity : 3.59 km/s Binding Indicator η : 0.92 (Bound) η < 0.5 : Strongly bound / 0.5 ≤ η < 1.0: Bound / η ≥ 1.0 : Unbound
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) :  3.90 : High
RUWE probability for a binary system (Star B) :  3.83 : High

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     14.467    0.082     148.700    0.242
1901.0     14.466    0.081     148.736    0.240
1902.0     14.465    0.080     148.771    0.238
1903.0     14.465    0.080     148.807    0.236
1904.0     14.464    0.079     148.842    0.234
1905.0     14.464    0.078     148.878    0.231
1906.0     14.463    0.078     148.914    0.229
1907.0     14.463    0.077     148.949    0.227
1908.0     14.462    0.076     148.985    0.225
1909.0     14.462    0.076     149.020    0.223
1910.0     14.461    0.075     149.056    0.221
1911.0     14.461    0.074     149.091    0.219
1912.0     14.460    0.074     149.127    0.216
1913.0     14.460    0.073     149.163    0.214
1914.0     14.460    0.072     149.198    0.212
1915.0     14.459    0.071     149.234    0.210
1916.0     14.459    0.071     149.269    0.208
1917.0     14.458    0.070     149.305    0.206
1918.0     14.458    0.069     149.341    0.203
1919.0     14.457    0.069     149.376    0.201
1920.0     14.457    0.068     149.412    0.199
1921.0     14.457    0.067     149.447    0.197
1922.0     14.456    0.067     149.483    0.195
1923.0     14.456    0.066     149.519    0.193
1924.0     14.455    0.065     149.554    0.191
1925.0     14.455    0.065     149.590    0.188
1926.0     14.454    0.064     149.625    0.186
1927.0     14.454    0.063     149.661    0.184
1928.0     14.454    0.062     149.697    0.182
1929.0     14.453    0.062     149.732    0.180
1930.0     14.453    0.061     149.768    0.178
1931.0     14.453    0.060     149.803    0.176
1932.0     14.452    0.060     149.839    0.173
1933.0     14.452    0.059     149.875    0.171
1934.0     14.452    0.058     149.910    0.169
1935.0     14.451    0.058     149.946    0.167
1936.0     14.451    0.057     149.982    0.165
1937.0     14.451    0.056     150.017    0.163
1938.0     14.450    0.055     150.053    0.161
1939.0     14.450    0.055     150.088    0.159
1940.0     14.450    0.054     150.124    0.156
1941.0     14.449    0.053     150.160    0.154
1942.0     14.449    0.053     150.195    0.152
1943.0     14.449    0.052     150.231    0.150
1944.0     14.448    0.051     150.267    0.148
1945.0     14.448    0.051     150.302    0.146
1946.0     14.448    0.050     150.338    0.144
1947.0     14.448    0.049     150.374    0.142
1948.0     14.447    0.048     150.409    0.140
1949.0     14.447    0.048     150.445    0.137
1950.0     14.447    0.047     150.481    0.135
1951.0     14.446    0.046     150.516    0.133
1952.0     14.446    0.046     150.552    0.131
1953.0     14.446    0.045     150.588    0.129
1954.0     14.446    0.044     150.623    0.127
1955.0     14.446    0.044     150.659    0.125
1956.0     14.445    0.043     150.694    0.123
1957.0     14.445    0.042     150.730    0.121
1958.0     14.445    0.041     150.766    0.119
1959.0     14.445    0.041     150.801    0.117
1960.0     14.444    0.040     150.837    0.114
1961.0     14.444    0.039     150.873    0.112
1962.0     14.444    0.039     150.908    0.110
1963.0     14.444    0.038     150.944    0.108
1964.0     14.444    0.037     150.980    0.106
1965.0     14.443    0.037     151.015    0.104
1966.0     14.443    0.036     151.051    0.102
1967.0     14.443    0.035     151.087    0.100
1968.0     14.443    0.034     151.122    0.098
1969.0     14.443    0.034     151.158    0.096
1970.0     14.443    0.033     151.194    0.094
1971.0     14.443    0.032     151.229    0.092
1972.0     14.442    0.032     151.265    0.089
1973.0     14.442    0.031     151.301    0.087
1974.0     14.442    0.030     151.336    0.085
1975.0     14.442    0.029     151.372    0.083
1976.0     14.442    0.029     151.408    0.081
1977.0     14.442    0.028     151.443    0.079
1978.0     14.442    0.027     151.479    0.077
1979.0     14.442    0.027     151.515    0.075
1980.0     14.442    0.026     151.550    0.073
1981.0     14.441    0.025     151.586    0.071
1982.0     14.441    0.024     151.622    0.069
1983.0     14.441    0.024     151.658    0.067
1984.0     14.441    0.023     151.693    0.065
1985.0     14.441    0.022     151.729    0.063
1986.0     14.441    0.022     151.765    0.061
1987.0     14.441    0.021     151.800    0.059
1988.0     14.441    0.020     151.836    0.057
1989.0     14.441    0.019     151.872    0.055
1990.0     14.441    0.019     151.907    0.053
1991.0     14.441    0.018     151.943    0.050
1992.0     14.441    0.017     151.979    0.048
1993.0     14.441    0.017     152.014    0.046
1994.0     14.441    0.016     152.050    0.044
1995.0     14.441    0.015     152.086    0.042
1996.0     14.441    0.014     152.121    0.040
1997.0     14.441    0.014     152.157    0.038
1998.0     14.441    0.013     152.193    0.036
1999.0     14.441    0.012     152.228    0.034
2000.0     14.441    0.012     152.264    0.032
2001.0     14.441    0.011     152.300    0.030
2002.0     14.441    0.010     152.335    0.028
2003.0     14.441    0.009     152.371    0.026
2004.0     14.441    0.009     152.407    0.024
2005.0     14.441    0.008     152.442    0.022
2006.0     14.441    0.007     152.478    0.020
2007.0     14.441    0.007     152.514    0.018
2008.0     14.441    0.006     152.549    0.016
2009.0     14.441    0.005     152.585    0.014
2010.0     14.441    0.004     152.621    0.012
2011.0     14.441    0.004     152.657    0.010
2012.0     14.442    0.003     152.692    0.008
2013.0     14.442    0.002     152.728    0.006
2014.0     14.442    0.002     152.764    0.004
2015.0     14.442    0.001     152.799    0.002
2016.0     14.442    0.001     152.835    0.001
2017.0     14.442    0.001     152.871    0.002
2018.0     14.442    0.002     152.906    0.004
2019.0     14.442    0.002     152.942    0.006
2020.0     14.442    0.003     152.978    0.008
2021.0     14.443    0.004     153.013    0.010
2022.0     14.443    0.004     153.049    0.012
2023.0     14.443    0.005     153.085    0.014
2024.0     14.443    0.006     153.120    0.016
2025.0     14.443    0.007     153.156    0.018
2026.0     14.443    0.007     153.192    0.020
2027.0     14.444    0.008     153.227    0.022
2028.0     14.444    0.009     153.263    0.024
2029.0     14.444    0.009     153.299    0.026
2030.0     14.444    0.010     153.334    0.028
2031.0     14.444    0.011     153.370    0.030
2032.0     14.444    0.012     153.406    0.032
2033.0     14.445    0.012     153.441    0.034
2034.0     14.445    0.013     153.477    0.036
2035.0     14.445    0.014     153.513    0.038
2036.0     14.445    0.015     153.548    0.040
2037.0     14.446    0.015     153.584    0.042
2038.0     14.446    0.016     153.620    0.044
2039.0     14.446    0.017     153.655    0.046
2040.0     14.446    0.017     153.691    0.048
2041.0     14.447    0.018     153.726    0.049
2042.0     14.447    0.019     153.762    0.051
2043.0     14.447    0.020     153.798    0.053
2044.0     14.447    0.020     153.833    0.055
2045.0     14.448    0.021     153.869    0.057
2046.0     14.448    0.022     153.905    0.059
2047.0     14.448    0.023     153.940    0.061
2048.0     14.448    0.023     153.976    0.063
2049.0     14.449    0.024     154.012    0.065
2050.0     14.449    0.025     154.047    0.067
2051.0     14.449    0.026     154.083    0.069
2052.0     14.450    0.026     154.119    0.071
2053.0     14.450    0.027     154.154    0.073
2054.0     14.450    0.028     154.190    0.075
2055.0     14.451    0.028     154.225    0.077
2056.0     14.451    0.029     154.261    0.079
2057.0     14.451    0.030     154.297    0.081
2058.0     14.452    0.031     154.332    0.082
2059.0     14.452    0.031     154.368    0.084
2060.0     14.452    0.032     154.404    0.086
2061.0     14.453    0.033     154.439    0.088
2062.0     14.453    0.034     154.475    0.090
2063.0     14.453    0.034     154.510    0.092
2064.0     14.454    0.035     154.546    0.094
2065.0     14.454    0.036     154.582    0.096
2066.0     14.455    0.037     154.617    0.098
2067.0     14.455    0.037     154.653    0.100
2068.0     14.455    0.038     154.689    0.102
2069.0     14.456    0.039     154.724    0.104
2070.0     14.456    0.040     154.760    0.106
2071.0     14.457    0.040     154.795    0.107
2072.0     14.457    0.041     154.831    0.109
2073.0     14.457    0.042     154.867    0.111
2074.0     14.458    0.043     154.902    0.113
2075.0     14.458    0.043     154.938    0.115
2076.0     14.459    0.044     154.973    0.117
2077.0     14.459    0.045     155.009    0.119
2078.0     14.460    0.045     155.044    0.121
2079.0     14.460    0.046     155.080    0.123
2080.0     14.461    0.047     155.116    0.125
2081.0     14.461    0.048     155.151    0.126
2082.0     14.462    0.048     155.187    0.128
2083.0     14.462    0.049     155.222    0.130
2084.0     14.463    0.050     155.258    0.132
2085.0     14.463    0.051     155.294    0.134
2086.0     14.464    0.051     155.329    0.136
2087.0     14.464    0.052     155.365    0.138
2088.0     14.465    0.053     155.400    0.140
2089.0     14.465    0.054     155.436    0.142
2090.0     14.466    0.054     155.471    0.143
2091.0     14.466    0.055     155.507    0.145
2092.0     14.467    0.056     155.542    0.147
2093.0     14.467    0.057     155.578    0.149
2094.0     14.468    0.057     155.614    0.151
2095.0     14.468    0.058     155.649    0.153
2096.0     14.469    0.059     155.685    0.155
2097.0     14.469    0.060     155.720    0.156
2098.0     14.470    0.060     155.756    0.158
2099.0     14.471    0.061     155.791    0.160
2100.0     14.471    0.062     155.827    0.162




Measurements for STF 1744 AB

WDS ID      Discovr     Comp  #    Sep      PA       Epoch      Obs  Telescope     Camera    Note
-------------------------------------------------------------------------------------------------
13239+5456  STF 1744    AB    1    14.43"   153.4°   B2022.483  HWI  120/900 APO   ASI120MC  

13239+5456  STF 1744    AB    7    14.43"   153.21°  B2025.325  HWI  120/900 APO   ASI678MM  
*13239+5456 STF 1744    AB    1    14.443"  153.21°  B2025.325  HWI  120/900 APO   ASI678MM  
*13239+5456 STF 1744    AB    1    14.391"  153.24°  B2025.325  HWI  120/900 APO   ASI678MM  
*13239+5456 STF 1744    AB    1    14.408"  153.25°  B2025.325  HWI  120/900 APO   ASI678MM  
*13239+5456 STF 1744    AB    1    14.424"  153.23°  B2025.325  HWI  120/900 APO   ASI678MM  
*13239+5456 STF 1744    AB    1    14.457"  153.19°  B2025.325  HWI  120/900 APO   ASI678MM  
*13239+5456 STF 1744    AB    1    14.418"  153.12°  B2025.325  HWI  120/900 APO   ASI678MM  
*13239+5456 STF 1744    AB    1    14.453"  153.23°  B2025.325  HWI  120/900 APO   ASI678MM  

13239+5456  STF 1744    AB    4    14.45"   153.24°  B2025.334  HWI  120/900 APO   ASI678MM  
*13239+5456  STF 1744   AB    1    14.419"  153.20°  B2025.334  HWI  120/900 APO   ASI678MM  
*13239+5456  STF 1744   AB    1    14.474"  153.29°  B2025.334  HWI  120/900 APO   ASI678MM  
*13239+5456  STF 1744   AB    1    14.462"  153.29°  B2025.334  HWI  120/900 APO   ASI678MM  
*13239+5456  STF 1744   AB    1    14.432"  153.17°  B2025.334  HWI  120/900 APO   ASI678MM  CAL


Separation:
-----------
Mittelwert: 14.43"
Standardabweichung: 0.02427"
Varianz: 0.00059"^2


Positionswinkel:
----------------
Mittelwert: 153.235°
Standardabweichung: 0.070646°
Varianz: 0.00499°^2


Fehler zu Gaia Messwerten:
--------------------------
Separation: -0.013"
Positionswinkel: +0,065° 


-- Image of STF-1744-AB-taken with Equinox 120/900 APO --


WDS record for STF 1744 AB
wds_id                       : 13239+5456
discoverer_code              : STF
discoverer_number            : 1744
discoverer_components        : AB
date_first                   : 1755
date_last                    : 2022
num_of_obs                   : 501
pa_first                     : 143
pa_last                      : 153
sep_first                    : 13.9
sep_last                     : 14.4
mag_primary                  : 2.23
mag_secondary                : 3.88
spectral_type                : A1VpSrSi
primary_proper_motion_RA     : 121
primary_proper_motion_DEC    : -22
secondary_proper_motion_RA   : 121
secondary_proper_motion_DEC  : -22
dm_number                    : +55 1598
notes                        : NV
precise_coordinate           : 132355.42+545531.5
                             : 13:23:55.42 +54:55:31.5

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



Parsed GAIA Input Data
Click to expand/collapse the Gaia Input Data:
Star A - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 1563590579347125632
source_id = 1563590579347125632
random_index = 1511986841
ref_epoch = 2016.0
ra = 200.98237336533253
ra_error = 0.2624593
dec = 54.92525907860076
dec_error = 0.5479759
parallax = 40.213284471127004
parallax_error = 0.46230182
parallax_over_error = 86.98492
pm = 124.55019
pmra = 122.46748022957269
pmra_error = 0.33450148
pmdec = -22.68188642875364
pmdec_error = 0.7511896
ra_dec_corr = 0.089016706
ra_parallax_corr = 0.08753186
ra_pmra_corr = 0.120061755
ra_pmdec_corr = -0.0915725
dec_parallax_corr = 0.3426415
dec_pmra_corr = 0.18679017
dec_pmdec_corr = -0.8052587
parallax_pmra_corr = 9.6918884e-05
parallax_pmdec_corr = -0.5539577
pmra_pmdec_corr = -0.21609218
astrometric_n_obs_al = 79
astrometric_n_obs_ac = 79
astrometric_n_good_obs_al = 76
astrometric_n_bad_obs_al = 3
astrometric_gof_al = 26.279402
astrometric_chi2_al = 31270.484
astrometric_excess_noise = 1.7355535
astrometric_excess_noise_sig = 2760.9272
astrometric_params_solved = 95
astrometric_primary_flag = false
pseudocolour = 1.3844311
pseudocolour_error = 0.10771395
ra_pseudocolour_corr = -0.064571746
dec_pseudocolour_corr = 0.15778898
parallax_pseudocolour_corr = 0.14542764
pmra_pseudocolour_corr = 0.1713431
pmdec_pseudocolour_corr = -0.2523375
astrometric_matched_transits = 11
visibility_periods_used = 10
astrometric_sigma5d_max = 1.1545072
matched_transits = 11
new_matched_transits = 11
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.092896126
ipd_gof_harmonic_phase = 29.615347
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 3.8996084
duplicated_source = false
phot_g_n_obs = 74
phot_g_mean_flux = 2300848189.8302636
phot_g_mean_flux_error = 8618203.0
phot_g_mean_flux_over_error = 266.9754
phot_g_mean_mag = 2.282647
phot_bp_n_obs = 11
phot_bp_mean_flux = 887477084.4759482
phot_bp_mean_flux_error = 42137696.0
phot_bp_mean_flux_over_error = 21.061357
phot_bp_mean_mag = 2.9681494
phot_rp_n_obs = 11
phot_rp_mean_flux = 842624090.9633803
phot_rp_mean_flux_error = 20863746.0
phot_rp_mean_flux_over_error = 40.386997
phot_rp_mean_mag = 2.4338107
phot_bp_rp_excess_factor = 0.7519406
phot_bp_n_contaminated_transits = 4
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 5
phot_rp_n_blended_transits = 0
phot_proc_mode = 0
bp_rp = 0.5343387
bp_g = 0.6855025
g_rp = -0.15116382
phot_variable_flag = NOT_AVAILABLE
l = 113.10933803176036
b = 61.57901562974238
ecl_lon = 165.70100849595752
ecl_lat = 56.379225014041005
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 = 4.938034e-07
classprob_dsc_combmod_galaxy = 4.228382e-07
classprob_dsc_combmod_star = 0.9999633
radial_velocity = -5.6
radial_velocity_error = 0.9
    Star B - gaiadr3.gaia_source
solution_id = 1636148068921376768
designation = Gaia DR3 1563590510627624064
source_id = 1563590510627624064
random_index = 1616870260
ref_epoch = 2016.0
ra = 200.98556035442118
ra_error = 0.20679432
dec = 54.92168988678249
dec_error = 0.19113526
parallax = 40.280285728957914
parallax_error = 0.2849516
parallax_over_error = 141.35834
pm = 117.64236
pmra = 114.52861483482667
pmra_error = 0.241815
pmdec = -26.88717508652601
pmdec_error = 0.23082677
ra_dec_corr = 0.12735535
ra_parallax_corr = 0.34893325
ra_pmra_corr = 0.21226309
ra_pmdec_corr = -0.030245945
dec_parallax_corr = 0.018614197
dec_pmra_corr = 0.10958467
dec_pmdec_corr = 0.25480998
parallax_pmra_corr = 0.23556617
parallax_pmdec_corr = -0.3873538
pmra_pmdec_corr = 0.046776988
astrometric_n_obs_al = 307
astrometric_n_obs_ac = 307
astrometric_n_good_obs_al = 300
astrometric_n_bad_obs_al = 7
astrometric_gof_al = 52.627296
astrometric_chi2_al = 179597.6
astrometric_excess_noise = 2.2589836
astrometric_excess_noise_sig = 8046.4863
astrometric_params_solved = 95
astrometric_primary_flag = false
pseudocolour = 1.6276157
pseudocolour_error = 0.060582276
ra_pseudocolour_corr = -0.15872578
dec_pseudocolour_corr = -0.015335176
parallax_pseudocolour_corr = -0.02821082
pmra_pseudocolour_corr = -0.0026762537
pmdec_pseudocolour_corr = -0.13579845
astrometric_matched_transits = 35
visibility_periods_used = 20
astrometric_sigma5d_max = 0.34617898
matched_transits = 37
new_matched_transits = 37
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.025304439
ipd_gof_harmonic_phase = 139.11574
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 3.8257494
duplicated_source = false
phot_g_n_obs = 293
phot_g_mean_flux = 512196506.9020273
phot_g_mean_flux_error = 788145.2
phot_g_mean_flux_over_error = 649.87585
phot_g_mean_mag = 3.9137754
phot_bp_n_obs = 31
phot_bp_mean_flux = 355400024.9088613
phot_bp_mean_flux_error = 511037.5
phot_bp_mean_flux_over_error = 695.44806
phot_bp_mean_mag = 3.9617486
phot_rp_n_obs = 34
phot_rp_mean_flux = 246357839.46076623
phot_rp_mean_flux_error = 390657.88
phot_rp_mean_flux_over_error = 630.623
phot_rp_mean_mag = 3.7689795
phot_bp_rp_excess_factor = 1.1748574
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 2
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 1
phot_proc_mode = 0
bp_rp = 0.19276905
bp_g = 0.047973156
g_rp = 0.1447959
radial_velocity = -10.339558
radial_velocity_error = 1.0753773
rv_method_used = 1
rv_nb_transits = 19
rv_nb_deblended_transits = 0
rv_visibility_periods_used = 16
rv_expected_sig_to_noise = 1662.0115
rv_chisq_pvalue = 0.0
rv_time_duration = 908.224
rv_amplitude_robust = 14.969063
rv_template_teff = 8500.0
rv_template_logg = 4.5
rv_template_fe_h = 0.25
rv_atm_param_origin = 555
vbroad = 45.988796
vbroad_error = 0.91951954
vbroad_nb_transits = 17
grvs_mag = 3.7302125
grvs_mag_error = 0.009340551
grvs_mag_nb_transits = 19
phot_variable_flag = NOT_AVAILABLE
l = 113.10364464733802
b = 61.58197390314716
ecl_lon = 165.70778541064658
ecl_lat = 56.37780625802602
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 = 1.1504036e-13
classprob_dsc_combmod_galaxy = 5.7462075e-13
classprob_dsc_combmod_star = 0.99871266
- gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 1563590579347125632
classprob_dsc_combmod_quasar = 4.938034e-07
classprob_dsc_combmod_galaxy = 4.228382e-07
classprob_dsc_combmod_star = 0.9999633
classprob_dsc_combmod_whitedwarf = 1.7172486e-07
classprob_dsc_combmod_binarystar = 3.560637e-05
classprob_dsc_specmod_quasar = 0.045615282
classprob_dsc_specmod_galaxy = 0.007819859
classprob_dsc_specmod_star = 0.94240093
classprob_dsc_specmod_whitedwarf = 0.00080814835
classprob_dsc_specmod_binarystar = 0.0033557557
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
mh_msc = 0.31857756
mh_msc_upper = 0.5
mh_msc_lower = 0.11640397
azero_msc = 0.10333122
azero_msc_upper = 0.21365614
azero_msc_lower = 0.051551104
distance_msc = 24.81425
distance_msc_upper = 27.323483
distance_msc_lower = 22.468346
teff_msc1 = 7153.945
teff_msc1_upper = 8000.0
teff_msc1_lower = 6019.5845
teff_msc2 = 6799.2686
teff_msc2_upper = 6845.0254
teff_msc2_lower = 6755.7773
logg_msc1 = 3.5084016
logg_msc1_upper = 3.5960658
logg_msc1_lower = 3.3643372
logg_msc2 = 3.8995872
logg_msc2_upper = 3.9382634
logg_msc2_lower = 3.8544855
ag_msc = 0.09197823
ag_msc_upper = 0.18593973
ag_msc_lower = 0.042389996
logposterior_msc = -817.228
mcmcaccept_msc = 0.37494034
mcmcdrift_msc = 0.022659779
flags_msc = 0
    - gaiadr3.astrophysical_parameters
solution_id = 1636148068921376768
source_id = 1563590510627624064
classprob_dsc_combmod_quasar = 1.1504036e-13
classprob_dsc_combmod_galaxy = 5.7462075e-13
classprob_dsc_combmod_star = 0.99871266
classprob_dsc_combmod_whitedwarf = 3.0016153e-08
classprob_dsc_combmod_binarystar = 0.0012873347
classprob_dsc_specmod_quasar = 0.0
classprob_dsc_specmod_galaxy = 0.0
classprob_dsc_specmod_star = 0.8856979
classprob_dsc_specmod_whitedwarf = 0.00013291655
classprob_dsc_specmod_binarystar = 0.114169165
classprob_dsc_allosmod_quasar = 0.0
classprob_dsc_allosmod_galaxy = 0.0
classprob_dsc_allosmod_star = 1.0
dib_gspspec_lambda = 861.90393
dib_gspspec_lambda_uncertainty = 0.023069693
dibew_gspspec = 0.013
dibew_gspspec_uncertainty = 0.002
dibewnoise_gspspec_uncertainty = 0.0005
dibp0_gspspec = -0.0052
dibp2_gspspec = 0.9628
dibp2_gspspec_uncertainty = 0.9347
dibqf_gspspec = 2
flags_gspspec = 29900002000009999999999999999999999999992
ew_espels_halpha = 0.3247605
ew_espels_halpha_uncertainty = 0.027152091
ew_espels_halpha_flag = 0
ew_espels_halpha_model = 0.501475
flags_esphs = 91
spectraltype_esphs = A
mh_msc = -0.07794783
mh_msc_upper = 0.5
mh_msc_lower = -0.41709164
azero_msc = 0.0039729397
azero_msc_upper = 0.07214876
azero_msc_lower = 0.0
distance_msc = 48.63953
distance_msc_upper = 52.584194
distance_msc_lower = 10.0
teff_msc1 = 7397.833
teff_msc1_upper = 7703.8047
teff_msc1_lower = 6771.671
teff_msc2 = 7407.5293
teff_msc2_upper = 7573.9746
teff_msc2_lower = 7289.507
logg_msc1 = 3.431003
logg_msc1_upper = 5.2
logg_msc1_lower = 3.2990074
logg_msc2 = 4.183173
logg_msc2_upper = 4.307642
logg_msc2_lower = 4.0257835
ag_msc = 0.0036226353
ag_msc_upper = 0.06496335
ag_msc_lower = 0.0
logposterior_msc = -42701.496
mcmcaccept_msc = 0.224463
mcmcdrift_msc = 0.08730658
flags_msc = 1
neuron_oa_id = 202105281205440116
neuron_oa_dist = 2.7532566e-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 08:33:48 +0200



www.stella-vega.de