Double Star Calculator - Results


Discoverer & Number: STF 1932 AB -> DSCALC Archive
Gaia Source ID - Star A          : 1271209611223823232    Simbad
Gaia Source ID - Star B          : 1271209615518148736    Simbad
Observation Epoch : J 2025.463 / 2025-06-19 Angular Separation : 1.609" ± 0.1690 mas Position Angle : 269.67 ± 0.00740 degrees
Star A/B Epoch : J 2016.000 / J 2016.000 Angular Separation : 1.618" ± 0.0142 mas Position Angle : 265.83 ± 0.00068 degrees LB of Projected Separation (AU): 58.58 AU Spatial Separation (AU) : 688.54 ± 8816.99 AU Proper Motion Angular Difference : 4.09 ± 0.02 degrees Total Proper Motion Difference : 7.75 ± 0.02 mas/yr Tangential Velocity Difference : 1.33 ± 0.02 km/s

Aladin Lite Sky Atlas



Star A
Gaia Source ID                   : 1271209611223823232  Simbad
Epoch : J 2016.000 Right Ascension (RA) : 15h 18m 20.37s Declination (Dec) : 26° 50' 26.46" Distance (pc) : 36.21 ± 0.03 pc Distance (ly) : 118.11 ± 0.09 ly Magnitude (Gaia G-band) : 7.18 mag Absolute Magnitude : 4.39 ± 0.00 mag Spectral Type (color index) : F Luminosity (solar luminosities) : 1.30 +0.00/−0.00 L☉ Mass estimation (solar masses) : 1.10 M☉ RUWE : 1.04 Position Angle of Proper Motion : 51.98 ± 0.01 degrees Total Proper Motion : 114.25 ± 0.01 mas/yr Total Proper Motion (Gaia) : 114.25 mas/yr Tangential Velocity : 19.61 ± 0.02 km/s
Star A - Double Star Quality Metrics
Parallax over error :   1270.776 : very good
RUWE                :      1.040 : good astrometric fit (single star)
Duplicated source   :      false : single source
G magnitude         :      7.180 : G > 3 mag, photometry reliable
Excess noise        :      0.148 : poor fit, model deviation significant
  Significance      :     29.069 :   possible double star, motion, mismatch
BP-RP excess factor :      1.589 : photometry inconsistent
Visibility periods  :         24 : high, indicates well observed star
IPD multi-peak frac :         2% : mulitple peaks detected (possible double)
IDP GoF harmonic amp:      0.008 : unobtrusive (single star source)

Star B
Gaia Source ID                   : 1271209615518148736  Simbad
Epoch : J 2016.000 Right Ascension (RA) : 15h 18m 20.24s Declination (Dec) : 26° 50' 26.34" Distance (parsecs) : 36.22 ± 0.03 pc Distance (lightyears) : 118.12 ± 0.10 ly Magnitude (Gaia G-band) : 7.22 mag Absolute Magnitude : 4.43 ± 0.00 mag Spectral Type (color index) : G Luminosity (solar luminosities) : 1.25 +0.01/−0.01 L☉ Mass estimation (solar masses) : 1.09 M☉ RUWE : 1.07 Position Angle of Proper Motion : 47.89 ± 0.01 degrees Total Proper Motion : 122.00 ± 0.02 mas/yr Total Proper Motion (Gaia) : 122.00 mas/yr Tangential Velocity : 20.95 ± 0.02 km/s

Star B - Double Star Quality Metrics
Parallax over error :   1129.248 : very good
RUWE                :      1.070 : good astrometric fit (single star)
Duplicated source   :      false : single source
G magnitude         :      7.224 : G > 3 mag, photometry reliable
Excess noise        :      0.153 : poor fit, model deviation significant
  Significance      :     28.544 :   possible double star, motion, mismatch
BP-RP excess factor :      1.555 : photometry inconsistent
Visibility periods  :         23 : high, indicates well observed star
IPD multi-peak frac :         6% : mulitple peaks detected (possible double)
IDP GoF harmonic amp:      0.013 : unobtrusive (single star source)

Double Star plausibility checks

Check separation:
Spatial separation : 688.5 AU, with an uncertainty range of [ 58.6 (P), 9505.5] AU
Probability for a physical pair: Very High (Nominal) / Very High (at lower bound of uncertainty)
Separation-Based Evidence factor: 1.0 (Nominal) / Flag: normal

Check proper motion:

Relative Proper Motion Angular difference: 2.27 %
Relative Total Proper Motion difference: 6.78 %
Relative Tangential Velocity difference: 6.79 %
Estimated CPM Probability: 91.69 %
CPM-Based Evidence factor: 0.841

Physical Binding Evidence:
Combined Physical Binding Evidence factor: 1.0

Check RUWE parameters:
RUWE probability for a binary system (Star A): Zero
RUWE probability for a binary system (Star B): Zero

Separation and position angle as a function of Julian Epoch

-- 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      2.209    0.002     229.185    0.061
1901.0      2.201    0.002     229.401    0.061
1902.0      2.194    0.002     229.620    0.061
1903.0      2.186    0.002     229.839    0.060
1904.0      2.178    0.002     230.061    0.060
1905.0      2.170    0.002     230.284    0.060
1906.0      2.163    0.002     230.508    0.059
1907.0      2.155    0.002     230.734    0.059
1908.0      2.147    0.002     230.962    0.059
1909.0      2.140    0.002     231.191    0.059
1910.0      2.132    0.002     231.422    0.058
1911.0      2.125    0.002     231.655    0.058
1912.0      2.117    0.002     231.889    0.058
1913.0      2.110    0.002     232.125    0.057
1914.0      2.102    0.002     232.362    0.057
1915.0      2.095    0.002     232.602    0.057
1916.0      2.088    0.002     232.842    0.056
1917.0      2.080    0.002     233.085    0.056
1918.0      2.073    0.002     233.329    0.056
1919.0      2.066    0.002     233.575    0.055
1920.0      2.059    0.002     233.823    0.055
1921.0      2.052    0.002     234.072    0.055
1922.0      2.045    0.002     234.324    0.054
1923.0      2.038    0.002     234.577    0.054
1924.0      2.031    0.002     234.831    0.054
1925.0      2.024    0.002     235.088    0.053
1926.0      2.017    0.002     235.346    0.053
1927.0      2.010    0.002     235.606    0.053
1928.0      2.003    0.002     235.868    0.052
1929.0      1.996    0.002     236.131    0.052
1930.0      1.989    0.002     236.397    0.052
1931.0      1.983    0.002     236.664    0.051
1932.0      1.976    0.002     236.933    0.051
1933.0      1.969    0.002     237.204    0.050
1934.0      1.963    0.002     237.476    0.050
1935.0      1.956    0.002     237.751    0.050
1936.0      1.950    0.002     238.027    0.049
1937.0      1.943    0.002     238.305    0.049
1938.0      1.937    0.002     238.585    0.048
1939.0      1.930    0.002     238.867    0.048
1940.0      1.924    0.002     239.151    0.047
1941.0      1.918    0.001     239.436    0.047
1942.0      1.912    0.001     239.724    0.047
1943.0      1.905    0.001     240.013    0.046
1944.0      1.899    0.001     240.304    0.046
1945.0      1.893    0.001     240.597    0.045
1946.0      1.887    0.001     240.892    0.045
1947.0      1.881    0.001     241.189    0.044
1948.0      1.875    0.001     241.488    0.044
1949.0      1.869    0.001     241.788    0.043
1950.0      1.864    0.001     242.091    0.043
1951.0      1.858    0.001     242.395    0.042
1952.0      1.852    0.001     242.701    0.042
1953.0      1.846    0.001     243.009    0.041
1954.0      1.841    0.001     243.320    0.041
1955.0      1.835    0.001     243.631    0.040
1956.0      1.830    0.001     243.945    0.040
1957.0      1.824    0.001     244.261    0.039
1958.0      1.819    0.001     244.578    0.039
1959.0      1.814    0.001     244.898    0.038
1960.0      1.808    0.001     245.219    0.038
1961.0      1.803    0.001     245.542    0.037
1962.0      1.798    0.001     245.868    0.037
1963.0      1.793    0.001     246.194    0.036
1964.0      1.788    0.001     246.523    0.036
1965.0      1.783    0.001     246.854    0.035
1966.0      1.778    0.001     247.186    0.035
1967.0      1.773    0.001     247.521    0.034
1968.0      1.768    0.001     247.857    0.033
1969.0      1.763    0.001     248.195    0.033
1970.0      1.759    0.001     248.535    0.032
1971.0      1.754    0.001     248.876    0.032
1972.0      1.749    0.001     249.219    0.031
1973.0      1.745    0.001     249.565    0.030
1974.0      1.741    0.001     249.912    0.030
1975.0      1.736    0.001     250.260    0.029
1976.0      1.732    0.001     250.611    0.029
1977.0      1.728    0.001     250.963    0.028
1978.0      1.723    0.001     251.317    0.027
1979.0      1.719    0.001     251.672    0.027
1980.0      1.715    0.001     252.030    0.026
1981.0      1.711    0.001     252.388    0.025
1982.0      1.707    0.001     252.749    0.025
1983.0      1.704    0.001     253.111    0.024
1984.0      1.700    0.001     253.475    0.023
1985.0      1.696    0.001     253.841    0.023
1986.0      1.693    0.001     254.208    0.022
1987.0      1.689    0.001     254.576    0.021
1988.0      1.685    0.001     254.946    0.021
1989.0      1.682    0.000     255.318    0.020
1990.0      1.679    0.000     255.691    0.019
1991.0      1.675    0.000     256.066    0.019
1992.0      1.672    0.000     256.442    0.018
1993.0      1.669    0.000     256.820    0.017
1994.0      1.666    0.000     257.199    0.017
1995.0      1.663    0.000     257.579    0.016
1996.0      1.660    0.000     257.961    0.015
1997.0      1.657    0.000     258.344    0.014
1998.0      1.654    0.000     258.728    0.014
1999.0      1.652    0.000     259.113    0.013
2000.0      1.649    0.000     259.500    0.012
2001.0      1.647    0.000     259.888    0.011
2002.0      1.644    0.000     260.277    0.011
2003.0      1.642    0.000     260.668    0.010
2004.0      1.639    0.000     261.059    0.009
2005.0      1.637    0.000     261.452    0.008
2006.0      1.635    0.000     261.845    0.008
2007.0      1.633    0.000     262.240    0.007
2008.0      1.631    0.000     262.636    0.006
2009.0      1.629    0.000     263.032    0.005
2010.0      1.627    0.000     263.430    0.005
2011.0      1.625    0.000     263.828    0.004
2012.0      1.624    0.000     264.227    0.003
2013.0      1.622    0.000     264.627    0.002
2014.0      1.621    0.000     265.028    0.002
2015.0      1.619    0.000     265.430    0.001
2016.0      1.618    0.000     265.832    0.001
2017.0      1.616    0.000     266.235    0.001
2018.0      1.615    0.000     266.639    0.002
2019.0      1.614    0.000     267.043    0.002
2020.0      1.613    0.000     267.447    0.003
2021.0      1.612    0.000     267.853    0.004
2022.0      1.611    0.000     268.258    0.005
2023.0      1.610    0.000     268.664    0.006
2024.0      1.610    0.000     269.071    0.006
2025.0      1.609    0.000     269.478    0.007
2026.0      1.608    0.000     269.885    0.008
2027.0      1.608    0.000     270.292    0.009
2028.0      1.608    0.000     270.700    0.009
2029.0      1.607    0.000     271.108    0.010
2030.0      1.607    0.000     271.516    0.011
2031.0      1.607    0.000     271.924    0.012
2032.0      1.607    0.000     272.332    0.013
2033.0      1.607    0.000     272.740    0.013
2034.0      1.607    0.000     273.148    0.014
2035.0      1.607    0.000     273.556    0.015
2036.0      1.607    0.000     273.964    0.016
2037.0      1.608    0.000     274.372    0.016
2038.0      1.608    0.000     274.780    0.017
2039.0      1.608    0.000     275.187    0.018
2040.0      1.609    0.000     275.594    0.019
2041.0      1.610    0.000     276.001    0.020
2042.0      1.610    0.000     276.407    0.020
2043.0      1.611    0.000     276.813    0.021
2044.0      1.612    0.001     277.219    0.022
2045.0      1.613    0.001     277.624    0.023
2046.0      1.614    0.001     278.029    0.023
2047.0      1.615    0.001     278.433    0.024
2048.0      1.617    0.001     278.837    0.025
2049.0      1.618    0.001     279.239    0.026
2050.0      1.619    0.001     279.642    0.026
2051.0      1.621    0.001     280.043    0.027
2052.0      1.622    0.001     280.444    0.028
2053.0      1.624    0.001     280.844    0.029
2054.0      1.626    0.001     281.243    0.029
2055.0      1.627    0.001     281.642    0.030
2056.0      1.629    0.001     282.039    0.031
2057.0      1.631    0.001     282.436    0.031
2058.0      1.633    0.001     282.831    0.032
2059.0      1.635    0.001     283.226    0.033
2060.0      1.637    0.001     283.619    0.034
2061.0      1.640    0.001     284.012    0.034
2062.0      1.642    0.001     284.403    0.035
2063.0      1.644    0.001     284.793    0.036
2064.0      1.647    0.001     285.183    0.036
2065.0      1.649    0.001     285.571    0.037
2066.0      1.652    0.001     285.957    0.038
2067.0      1.655    0.001     286.343    0.038
2068.0      1.657    0.001     286.727    0.039
2069.0      1.660    0.001     287.110    0.040
2070.0      1.663    0.001     287.492    0.040
2071.0      1.666    0.001     287.872    0.041
2072.0      1.669    0.001     288.251    0.042
2073.0      1.672    0.001     288.628    0.042
2074.0      1.676    0.001     289.004    0.043
2075.0      1.679    0.001     289.379    0.043
2076.0      1.682    0.001     289.752    0.044
2077.0      1.686    0.001     290.123    0.045
2078.0      1.689    0.001     290.493    0.045
2079.0      1.693    0.001     290.862    0.046
2080.0      1.696    0.001     291.229    0.046
2081.0      1.700    0.001     291.594    0.047
2082.0      1.704    0.001     291.958    0.048
2083.0      1.708    0.001     292.320    0.048
2084.0      1.712    0.001     292.681    0.049
2085.0      1.716    0.001     293.040    0.049
2086.0      1.720    0.001     293.397    0.050
2087.0      1.724    0.001     293.752    0.050
2088.0      1.728    0.001     294.106    0.051
2089.0      1.732    0.001     294.458    0.052
2090.0      1.736    0.001     294.808    0.052
2091.0      1.741    0.001     295.157    0.053
2092.0      1.745    0.001     295.504    0.053
2093.0      1.750    0.001     295.849    0.054
2094.0      1.754    0.002     296.192    0.054
2095.0      1.759    0.002     296.534    0.055
2096.0      1.764    0.002     296.873    0.055
2097.0      1.768    0.002     297.211    0.056
2098.0      1.773    0.002     297.547    0.056
2099.0      1.778    0.002     297.882    0.057
2100.0      1.783    0.002     298.214    0.057


Measurements for STF 1932 AB
 
WDS ID      Discovr     Comp  #    Sep      PA       Epoch      Obs  Telescope     Camera    Note
-------------------------------------------------------------------------------------------------
15183+2650  STF 1932    AB    1    1.54"    268.0°   B2025.468  HWI  120/900 APO   ASI678MM 

-- Image of STF-1932-AB-taken with Equinox 120/900 APO --


WDS record for STF 1932 AB
wds_id                       : 15183+2650
discoverer_code              : STF
discoverer_number            : 1932
discoverer_components        : AB
date_first                   : 1830
date_last                    : 2023
num_of_obs                   : 610
pa_first                     : 274
pa_last                      : 268
sep_first                    : 1.6
sep_last                     : 1.6
mag_primary                  : 7.32
mag_secondary                : 7.41
spectral_type                : F6V+F6V
primary_proper_motion_RA     : 90
primary_proper_motion_DEC    : 70
secondary_proper_motion_RA   : 90
secondary_proper_motion_DEC  : 82
dm_number                    : 
notes                        : NO T
precise_coordinate           : 151820.19+265024.7

WDS Notes:
----------
N: Notes found in WDSNOT MEMO of WDS
O: Orbit described in WDSNOT MEMO and has entry in Orbit Catalog
T: Similar parallax/proper motion: physical


Orbital Elements for STF 1932 AB
WDS: STF 1932 AB WDS ID/Discoverer
P: 196.628 Orbital period (years)
a: 1.21625 Semi-major axis (arcseconds)
i: 59.764 Inclination (degrees)
Ω: 64.231 Longitude of ascending node (degrees)
T: 1941.548 Epoch of periastron passage (year)
e: 0.64086 Eccentricity
ω: 50.836 Longitude of periastron (degrees)
Start-Year: 1927.0 Year
End-Year: 2123.0 Year
Epoch: 2025.46 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for STF 1932 AB
Position: 151820.19+265024.7 Epoch-2000 right ascension and declination
WDS-ID: 15183+2650 WDS designation
Discoverer Code: STF 1932 AB Discover designation and components
ADS number: 9578 Aitken Double Star catalog
HD number: 136176 HD catalog number
Hipparcos number: 74893 Hipparcos catalog number
V1: 7.32 Magnitude of the primary
V2: 7.41 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 2 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags

Double Star Orbit for STF 1932 AB



WDS 6th Orbit including measures of STF 1932 AB

-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --

Legend:
Green plus signs:Visual (micrometric) measures
Violet asterisks:Photographic measures
Blue symbols:Various interferometric techniques
Dot-dash line:Indicates the line of nodes

Ephemeris of STF 1932 AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.46    1.584    269.6
-------------------------
1927.0     0.610     34.6
1928.0     0.607     37.5
1929.0     0.603     40.3
1930.0     0.598     43.2
1931.0     0.592     46.2
1932.0     0.583     49.2
1933.0     0.572     52.4
1934.0     0.558     55.6
1935.0     0.540     59.1
1936.0     0.519     62.8
1937.0     0.493     66.9
1938.0     0.462     71.5
1939.0     0.427     76.8
1940.0     0.388     83.1
1941.0     0.347     90.9
1942.0     0.306    100.7
1943.0     0.270    113.4
1944.0     0.246    129.3
1945.0     0.239    147.4
1946.0     0.251    165.1
1947.0     0.281    180.1
1948.0     0.322    191.7
1949.0     0.369    200.5
1950.0     0.420    207.3
1951.0     0.472    212.6
1952.0     0.523    216.8
1953.0     0.574    220.3
1954.0     0.623    223.2
1955.0     0.671    225.7
1956.0     0.717    227.9
1957.0     0.761    229.8
1958.0     0.804    231.5
1959.0     0.845    233.1
1960.0     0.885    234.5
1961.0     0.922    235.7
1962.0     0.959    236.9
1963.0     0.994    238.0
1964.0     1.027    239.0
1965.0     1.059    240.0
1966.0     1.089    240.9
1967.0     1.119    241.8
1968.0     1.147    242.6
1969.0     1.174    243.4
1970.0     1.200    244.1
1971.0     1.225    244.8
1972.0     1.249    245.5
1973.0     1.271    246.2
1974.0     1.293    246.8
1975.0     1.314    247.4
1976.0     1.334    248.0
1977.0     1.353    248.6
1978.0     1.371    249.2
1979.0     1.389    249.7
1980.0     1.405    250.3
1981.0     1.421    250.8
1982.0     1.436    251.3
1983.0     1.451    251.8
1984.0     1.464    252.3
1985.0     1.477    252.8
1986.0     1.490    253.2
1987.0     1.501    253.7
1988.0     1.512    254.2
1989.0     1.523    254.6
1990.0     1.533    255.1
1991.0     1.542    255.5
1992.0     1.551    256.0
1993.0     1.559    256.4
1994.0     1.566    256.8
1995.0     1.573    257.2
1996.0     1.580    257.7
1997.0     1.586    258.1
1998.0     1.592    258.5
1999.0     1.597    258.9
2000.0     1.601    259.3
2001.0     1.606    259.7
2002.0     1.609    260.1
2003.0     1.612    260.5
2004.0     1.615    260.9
2005.0     1.618    261.3
2006.0     1.620    261.7
2007.0     1.621    262.1
2008.0     1.622    262.5
2009.0     1.623    262.9
2010.0     1.623    263.3
2011.0     1.623    263.7
2012.0     1.623    264.1
2013.0     1.622    264.5
2014.0     1.621    264.9
2015.0     1.620    265.3
2016.0     1.618    265.7
2017.0     1.616    266.1
2018.0     1.613    266.5
2019.0     1.610    266.9
2020.0     1.607    267.3
2021.0     1.603    267.7
2022.0     1.600    268.1
2023.0     1.595    268.6
2024.0     1.591    269.0
2025.0     1.586    269.4
2026.0     1.581    269.8
2027.0     1.576    270.2
2028.0     1.570    270.6
2029.0     1.564    271.1
2030.0     1.558    271.5
2031.0     1.551    271.9
2032.0     1.544    272.4
2033.0     1.537    272.8
2034.0     1.530    273.3
2035.0     1.522    273.7
2036.0     1.515    274.2
2037.0     1.506    274.6
2038.0     1.498    275.1
2039.0     1.489    275.5
2040.0     1.481    276.0
2041.0     1.471    276.5
2042.0     1.462    277.0
2043.0     1.453    277.5
2044.0     1.443    278.0
2045.0     1.433    278.5
2046.0     1.422    279.0
2047.0     1.412    279.5
2048.0     1.401    280.1
2049.0     1.390    280.6
2050.0     1.379    281.1
2051.0     1.368    281.7
2052.0     1.357    282.3
2053.0     1.345    282.8
2054.0     1.333    283.4
2055.0     1.321    284.0
2056.0     1.309    284.6
2057.0     1.297    285.2
2058.0     1.284    285.9
2059.0     1.271    286.5
2060.0     1.258    287.2
2061.0     1.245    287.8
2062.0     1.232    288.5
2063.0     1.219    289.2
2064.0     1.206    289.9
2065.0     1.192    290.6
2066.0     1.178    291.4
2067.0     1.164    292.2
2068.0     1.151    292.9
2069.0     1.137    293.7
2070.0     1.122    294.6
2071.0     1.108    295.4
2072.0     1.094    296.3
2073.0     1.080    297.1
2074.0     1.065    298.1
2075.0     1.051    299.0
2076.0     1.036    300.0
2077.0     1.022    300.9
2078.0     1.007    302.0
2079.0     0.993    303.0
2080.0     0.978    304.1
2081.0     0.964    305.2
2082.0     0.949    306.3
2083.0     0.935    307.5
2084.0     0.921    308.7
2085.0     0.906    310.0
2086.0     0.892    311.3
2087.0     0.878    312.6
2088.0     0.864    314.0
2089.0     0.851    315.4
2090.0     0.837    316.9
2091.0     0.824    318.4
2092.0     0.810    320.0
2093.0     0.798    321.6
2094.0     0.785    323.3
2095.0     0.773    325.0
2096.0     0.760    326.8
2097.0     0.749    328.6
2098.0     0.737    330.5
2099.0     0.727    332.5
2100.0     0.716    334.5
2101.0     0.706    336.6
2102.0     0.697    338.7
2103.0     0.687    340.9
2104.0     0.679    343.1
2105.0     0.671    345.4
2106.0     0.664    347.8
2107.0     0.657    350.2
2108.0     0.650    352.6
2109.0     0.645    355.1
2110.0     0.640    357.7
2111.0     0.635      0.2
2112.0     0.631      2.8
2113.0     0.628      5.5
2114.0     0.625      8.2
2115.0     0.623     10.8
2116.0     0.621     13.6
2117.0     0.619     16.3
2118.0     0.618     19.0
2119.0     0.616     21.8
2120.0     0.615     24.5
2121.0     0.614     27.3
2122.0     0.613     30.1


Parsed GAIA Input Data
Click to expand/collapse the Gaia Input Data:
Star A
solution_id = 1636148068921376768
designation = Gaia DR3 1271209611223823232
source_id = 1271209611223823232
random_index = 1535725610.0
ref_epoch = 2016.0
ra = 229.58485590407588
ra_error = 0.010803091
dec = 26.84068292663587
dec_error = 0.014780358
parallax = 27.615019158502268
parallax_error = 0.02173083
parallax_over_error = 1270.776
pm = 114.25331
pmra = 90.01182563918805
pmra_error = 0.013468994
pmdec = 70.36825421231968
pmdec_error = 0.016550193
ra_dec_corr = 0.2588339
ra_parallax_corr = -0.08416793
ra_pmra_corr = -0.26876038
ra_pmdec_corr = -0.4398164
dec_parallax_corr = -0.08920538
dec_pmra_corr = -0.40242988
dec_pmdec_corr = 0.11413316
parallax_pmra_corr = 0.038788006
parallax_pmdec_corr = -0.023267264
pmra_pmdec_corr = 0.46655202
astrometric_n_obs_al = 739
astrometric_n_obs_ac = 739
astrometric_n_good_obs_al = 723
astrometric_n_bad_obs_al = 16
astrometric_gof_al = 1.6186311
astrometric_chi2_al = 2101.758
astrometric_excess_noise = 0.14750871
astrometric_excess_noise_sig = 29.069206
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.5925914
astrometric_matched_transits = 83
visibility_periods_used = 24
astrometric_sigma5d_max = 0.026095163
matched_transits = 84
new_matched_transits = 32
matched_transits_removed = 7
ipd_gof_harmonic_amplitude = 0.008171167
ipd_gof_harmonic_phase = 116.44924
ipd_frac_multi_peak = 2
ipd_frac_odd_win = 0
ruwe = 1.0425459
duplicated_source = false
phot_g_n_obs = 694
phot_g_mean_flux = 25295825.821734264
phot_g_mean_flux_error = 12019.501
phot_g_mean_flux_over_error = 2104.5654
phot_g_mean_mag = 7.1797447
phot_bp_n_obs = 67
phot_bp_mean_flux = 19577565.727928706
phot_bp_mean_flux_error = 544455.4
phot_bp_mean_flux_over_error = 35.958073
phot_bp_mean_mag = 7.1091456
phot_rp_n_obs = 67
phot_rp_mean_flux = 20626443.133239217
phot_rp_mean_flux_error = 529314.44
phot_rp_mean_flux_over_error = 38.968224
phot_rp_mean_mag = 6.4618344
phot_bp_rp_excess_factor = 1.5893534
phot_bp_n_contaminated_transits = 4
phot_bp_n_blended_transits = 49
phot_rp_n_contaminated_transits = 9
phot_rp_n_blended_transits = 58
phot_proc_mode = 0
bp_rp = 0.6473112
bp_g = -0.07059908
g_rp = 0.7179103
phot_variable_flag = NOT_AVAILABLE
l = 41.01103810735325
b = 57.390821801152484
ecl_lon = 217.48777905175317
ecl_lat = 43.19471983797103
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 = 9.250268e-08
classprob_dsc_combmod_galaxy = 2.537116e-08
classprob_dsc_combmod_star = 0.99997836
teff_gspphot = 6102.8403
teff_gspphot_lower = 6067.0166
teff_gspphot_upper = 6132.115
logg_gspphot = 4.3638
logg_gspphot_lower = 4.3332
logg_gspphot_upper = 4.391
mh_gspphot = -0.3202
mh_gspphot_lower = -0.4042
mh_gspphot_upper = -0.2351
distance_gspphot = 36.2066
distance_gspphot_lower = 36.1388
distance_gspphot_upper = 36.2779
azero_gspphot = 0.0001
azero_gspphot_lower = 0.0
azero_gspphot_upper = 0.0003
ag_gspphot = 0.0001
ag_gspphot_lower = 0.0
ag_gspphot_upper = 0.0003
ebpminrp_gspphot = 0.0001
ebpminrp_gspphot_lower = 0.0
ebpminrp_gspphot_upper = 0.0002
libname_gspphot = PHOENIX
    Star B
solution_id = 1636148068921376768
designation = Gaia DR3 1271209615518148736
source_id = 1271209615518148736
random_index = 1370641789.0
ref_epoch = 2016.0
ra = 229.584353597221
ra_error = 0.011546557
dec = 26.840650265195304
dec_error = 0.015622938
parallax = 27.61248298183097
parallax_error = 0.024452103
parallax_over_error = 1129.2477
pm = 122.00328
pmra = 90.5157422974275
pmra_error = 0.014715918
pmdec = 81.80281874747963
pmdec_error = 0.018224575
ra_dec_corr = 0.2938816
ra_parallax_corr = -0.1780139
ra_pmra_corr = -0.30603403
ra_pmdec_corr = -0.42232078
dec_parallax_corr = -0.18957725
dec_pmra_corr = -0.41094145
dec_pmdec_corr = 0.0017135462
parallax_pmra_corr = 0.20632292
parallax_pmdec_corr = 0.094495535
pmra_pmdec_corr = 0.43854663
astrometric_n_obs_al = 630
astrometric_n_obs_ac = 630
astrometric_n_good_obs_al = 619
astrometric_n_bad_obs_al = 11
astrometric_gof_al = 2.511917
astrometric_chi2_al = 1813.7438
astrometric_excess_noise = 0.15266573
astrometric_excess_noise_sig = 28.54368
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.5799233
astrometric_matched_transits = 71
visibility_periods_used = 23
astrometric_sigma5d_max = 0.028805224
matched_transits = 73
new_matched_transits = 28
matched_transits_removed = 10
ipd_gof_harmonic_amplitude = 0.01269833
ipd_gof_harmonic_phase = 128.432
ipd_frac_multi_peak = 6
ipd_frac_odd_win = 0
ruwe = 1.0719754
duplicated_source = false
phot_g_n_obs = 612
phot_g_mean_flux = 24277623.011507615
phot_g_mean_flux_error = 15221.041
phot_g_mean_flux_over_error = 1595.0042
phot_g_mean_mag = 7.2243514
phot_bp_n_obs = 64
phot_bp_mean_flux = 17308288.108120546
phot_bp_mean_flux_error = 409525.88
phot_bp_mean_flux_over_error = 42.26421
phot_bp_mean_mag = 7.242907
phot_rp_n_obs = 63
phot_rp_mean_flux = 20444629.070201527
phot_rp_mean_flux_error = 525418.4
phot_rp_mean_flux_over_error = 38.91114
phot_rp_mean_mag = 6.4714475
phot_bp_rp_excess_factor = 1.55505
phot_bp_n_contaminated_transits = 3
phot_bp_n_blended_transits = 61
phot_rp_n_contaminated_transits = 4
phot_rp_n_blended_transits = 59
phot_proc_mode = 0
bp_rp = 0.7714596
bp_g = 0.018555641
g_rp = 0.75290394
phot_variable_flag = NOT_AVAILABLE
l = 41.010847417630536
b = 57.391259273181475
ecl_lon = 217.48721987391642
ecl_lat = 43.19453074492409
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 = 5.213913e-09
classprob_dsc_combmod_galaxy = 5.352669e-13
classprob_dsc_combmod_star = 0.9994981
teff_gspphot = 5905.9897
teff_gspphot_lower = 5900.215
teff_gspphot_upper = 5914.0815
logg_gspphot = 4.3243
logg_gspphot_lower = 4.322
logg_gspphot_upper = 4.3272
mh_gspphot = -0.944
mh_gspphot_lower = -0.9666
mh_gspphot_upper = -0.9173
distance_gspphot = 36.1735
distance_gspphot_lower = 36.1379
distance_gspphot_upper = 36.2099
azero_gspphot = 0.0
azero_gspphot_lower = 0.0
azero_gspphot_upper = 0.0001
ag_gspphot = 0.0
ag_gspphot_lower = 0.0
ag_gspphot_upper = 0.0001
ebpminrp_gspphot = 0.0
ebpminrp_gspphot_lower = 0.0
ebpminrp_gspphot_upper = 0.0001
libname_gspphot = PHOENIX




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: 1734 $)
Report created: 2025-12-29 22:32:09 +0100



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