Double Star Calculator - Results


Discoverer & Number: STF 1066 -> DSCALC Archive
Gaia Source ID - Star A          : 866177431955478144    Simbad
Gaia Source ID - Star B          : 866177431955017600    Simbad
Observation Epoch : J 2025.165 / 2025-03-02 Angular Separation : 5.372" ± 1.5573 mas Position Angle : 230.64 ± 0.01630 degrees
Star A/B Epoch : J 2016.000 / J 2016.000 Angular Separation : 5.535" ± 0.1927 mas Position Angle : 228.55 ± 0.00203 degrees LB of Projected Separation (AU): 102.60 AU Spatial Separation (AU) : 12906.52 ± 17439.22 AU Proper Motion Angular Difference : 53.20 ± 1.62 degrees Total Proper Motion Difference : 0.20 ± 0.18 mas/yr Tangential Velocity Difference : 0.03 ± 0.02 km/s

Aladin Lite Sky Atlas



Star A
Gaia Source ID                   : 866177431955478144  Simbad
Epoch : J 2016.000 Right Ascension (RA) : 07h 20m 7.34s Declination (Dec) : 21° 58' 56.06" Distance (pc) : 18.60 ± 0.08 pc Distance (ly) : 60.66 ± 0.27 ly Magnitude (Gaia G-band) : 3.46 mag Absolute Magnitude : 2.11 ± 0.02 mag Spectral Type (color index) : F Luminosity (solar luminosities) : 10.57 +0.22/−0.22 L☉ Mass estimation (solar masses) : 2.32 M☉ RUWE : 2.61 Position Angle of Proper Motion : 242.06 ± 1.61 degrees Total Proper Motion : 31.38 ± 0.18 mas/yr Total Proper Motion (Gaia) : 31.38 mas/yr Tangential Velocity : 2.77 ± 0.02 km/s Radial Velocity (Gaia) : 0.15 ± 0.54 km/s Space Velocity : 2.77 ± 0.04 km/s
Star A - Double Star Quality Metrics
Parallax over error :    223.775 : very good
RUWE                :      2.610 : poor astrometric fit, (possible double)
Duplicated source   :      false : single source
G magnitude         :      3.457 : G > 3 mag, photometry reliable
Excess noise        :      0.991 : poor fit, model deviation significant
  Significance      :   1213.792 :   possible double star, motion, mismatch
BP-RP excess factor :      1.152 : photometry consistent
Visibility periods  :         11 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.027 : unobtrusive (single star source)

Star B
Gaia Source ID                   : 866177431955017600  Simbad
Epoch : J 2016.000 Right Ascension (RA) : 07h 20m 7.04s Declination (Dec) : 21° 58' 52.40" Distance (parsecs) : 18.54 ± 0.02 pc Distance (lightyears) : 60.45 ± 0.05 ly Magnitude (Gaia G-band) : 7.97 mag Absolute Magnitude : 6.63 ± 0.00 mag Spectral Type (color index) : K Luminosity (solar luminosities) : 0.16 +0.00/−0.00 L☉ Mass estimation (solar masses) : 0.47 M☉ RUWE : 1.10 Position Angle of Proper Motion : 295.26 ± 0.22 degrees Total Proper Motion : 31.18 ± 0.04 mas/yr Total Proper Motion (Gaia) : 31.18 mas/yr Tangential Velocity : 2.74 ± 0.00 km/s

Star B - Double Star Quality Metrics
Parallax over error :   1192.810 : very good
RUWE                :      1.100 : good astrometric fit (single star)
Duplicated source   :      false : single source
G magnitude         :      7.971 : G > 3 mag, photometry reliable
Excess noise        :      0.159 : poor fit, model deviation significant
  Significance      :      8.085 :   possible double star, motion, mismatch
BP-RP excess factor :      1.413 : photometry inconsistent
Visibility periods  :         13 : high, indicates well observed star
IPD multi-peak frac :         0% : single peak detected
IDP GoF harmonic amp:      0.067 : slight indication of structure

Double Star plausibility checks

Check separation:
Spatial separation : 12906.5 AU, with an uncertainty range of [ 102.6 (P), 30345.7] AU
Probability for a physical pair: Very Low (Nominal) / Very High (at lower bound of uncertainty)
Separation-Based Evidence factor: 0.525 (Nominal) / Flag: normal

Check proper motion:

Relative Proper Motion Angular difference: 29.56 %
Relative Total Proper Motion difference: 0.65 %
Relative Tangential Velocity difference: 0.99 %
Estimated CPM Probability: 68.09 %
CPM-Based Evidence factor: 0.464

Physical Binding Evidence:
Combined Physical Binding Evidence factor: 0.495

Check RUWE parameters:
RUWE probability for a binary system (Star A): Medium
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      8.034    0.019     210.637    0.141
1901.0      8.010    0.019     210.742    0.140
1902.0      7.987    0.019     210.848    0.139
1903.0      7.963    0.019     210.954    0.138
1904.0      7.939    0.018     211.061    0.137
1905.0      7.915    0.018     211.169    0.137
1906.0      7.892    0.018     211.277    0.136
1907.0      7.868    0.018     211.386    0.135
1908.0      7.844    0.018     211.495    0.134
1909.0      7.821    0.018     211.605    0.133
1910.0      7.797    0.017     211.716    0.132
1911.0      7.773    0.017     211.828    0.131
1912.0      7.750    0.017     211.940    0.131
1913.0      7.726    0.017     212.053    0.130
1914.0      7.703    0.017     212.166    0.129
1915.0      7.679    0.017     212.281    0.128
1916.0      7.656    0.016     212.396    0.127
1917.0      7.633    0.016     212.511    0.126
1918.0      7.609    0.016     212.628    0.125
1919.0      7.586    0.016     212.745    0.124
1920.0      7.563    0.016     212.862    0.123
1921.0      7.539    0.016     212.981    0.122
1922.0      7.516    0.016     213.100    0.122
1923.0      7.493    0.015     213.220    0.121
1924.0      7.470    0.015     213.341    0.120
1925.0      7.447    0.015     213.462    0.119
1926.0      7.424    0.015     213.585    0.118
1927.0      7.401    0.015     213.708    0.117
1928.0      7.378    0.015     213.831    0.116
1929.0      7.355    0.014     213.956    0.115
1930.0      7.332    0.014     214.081    0.114
1931.0      7.309    0.014     214.207    0.113
1932.0      7.286    0.014     214.334    0.112
1933.0      7.263    0.014     214.462    0.111
1934.0      7.240    0.014     214.590    0.110
1935.0      7.217    0.013     214.720    0.109
1936.0      7.195    0.013     214.850    0.108
1937.0      7.172    0.013     214.981    0.107
1938.0      7.149    0.013     215.113    0.106
1939.0      7.127    0.013     215.245    0.105
1940.0      7.104    0.013     215.379    0.104
1941.0      7.082    0.012     215.513    0.103
1942.0      7.059    0.012     215.648    0.102
1943.0      7.037    0.012     215.784    0.101
1944.0      7.014    0.012     215.921    0.099
1945.0      6.992    0.012     216.059    0.098
1946.0      6.970    0.012     216.198    0.097
1947.0      6.947    0.011     216.337    0.096
1948.0      6.925    0.011     216.478    0.095
1949.0      6.903    0.011     216.619    0.094
1950.0      6.881    0.011     216.761    0.093
1951.0      6.858    0.011     216.904    0.092
1952.0      6.836    0.011     217.049    0.091
1953.0      6.814    0.010     217.194    0.089
1954.0      6.792    0.010     217.340    0.088
1955.0      6.770    0.010     217.487    0.087
1956.0      6.748    0.010     217.634    0.086
1957.0      6.727    0.010     217.783    0.085
1958.0      6.705    0.010     217.933    0.084
1959.0      6.683    0.009     218.084    0.082
1960.0      6.661    0.009     218.236    0.081
1961.0      6.640    0.009     218.389    0.080
1962.0      6.618    0.009     218.542    0.079
1963.0      6.596    0.009     218.697    0.078
1964.0      6.575    0.009     218.853    0.076
1965.0      6.553    0.008     219.010    0.075
1966.0      6.532    0.008     219.168    0.074
1967.0      6.510    0.008     219.327    0.073
1968.0      6.489    0.008     219.487    0.071
1969.0      6.468    0.008     219.648    0.070
1970.0      6.447    0.008     219.810    0.069
1971.0      6.425    0.007     219.973    0.067
1972.0      6.404    0.007     220.137    0.066
1973.0      6.383    0.007     220.302    0.065
1974.0      6.362    0.007     220.469    0.064
1975.0      6.341    0.007     220.636    0.062
1976.0      6.320    0.007     220.805    0.061
1977.0      6.299    0.006     220.974    0.060
1978.0      6.279    0.006     221.145    0.058
1979.0      6.258    0.006     221.317    0.057
1980.0      6.237    0.006     221.490    0.056
1981.0      6.217    0.006     221.665    0.054
1982.0      6.196    0.006     221.840    0.053
1983.0      6.175    0.006     222.017    0.051
1984.0      6.155    0.005     222.195    0.050
1985.0      6.135    0.005     222.374    0.049
1986.0      6.114    0.005     222.554    0.047
1987.0      6.094    0.005     222.735    0.046
1988.0      6.074    0.005     222.918    0.044
1989.0      6.054    0.005     223.101    0.043
1990.0      6.033    0.004     223.286    0.041
1991.0      6.013    0.004     223.473    0.040
1992.0      5.993    0.004     223.660    0.038
1993.0      5.974    0.004     223.849    0.037
1994.0      5.954    0.004     224.039    0.035
1995.0      5.934    0.004     224.230    0.034
1996.0      5.914    0.003     224.423    0.032
1997.0      5.895    0.003     224.617    0.031
1998.0      5.875    0.003     224.812    0.029
1999.0      5.856    0.003     225.008    0.028
2000.0      5.836    0.003     225.206    0.026
2001.0      5.817    0.003     225.405    0.025
2002.0      5.797    0.002     225.605    0.023
2003.0      5.778    0.002     225.807    0.022
2004.0      5.759    0.002     226.010    0.020
2005.0      5.740    0.002     226.215    0.018
2006.0      5.721    0.002     226.420    0.017
2007.0      5.702    0.002     226.627    0.015
2008.0      5.683    0.001     226.836    0.014
2009.0      5.664    0.001     227.046    0.012
2010.0      5.646    0.001     227.257    0.010
2011.0      5.627    0.001     227.470    0.009
2012.0      5.609    0.001     227.684    0.007
2013.0      5.590    0.001     227.900    0.005
2014.0      5.572    0.000     228.117    0.004
2015.0      5.553    0.000     228.335    0.003
2016.0      5.535    0.000     228.555    0.002
2017.0      5.517    0.000     228.776    0.003
2018.0      5.499    0.000     228.999    0.004
2019.0      5.481    0.001     229.223    0.006
2020.0      5.463    0.001     229.449    0.007
2021.0      5.445    0.001     229.676    0.009
2022.0      5.428    0.001     229.904    0.011
2023.0      5.410    0.001     230.135    0.012
2024.0      5.392    0.001     230.366    0.014
2025.0      5.375    0.002     230.599    0.016
2026.0      5.358    0.002     230.834    0.018
2027.0      5.340    0.002     231.070    0.020
2028.0      5.323    0.002     231.308    0.021
2029.0      5.306    0.002     231.547    0.023
2030.0      5.289    0.002     231.788    0.025
2031.0      5.272    0.003     232.030    0.027
2032.0      5.255    0.003     232.274    0.029
2033.0      5.239    0.003     232.520    0.031
2034.0      5.222    0.003     232.767    0.033
2035.0      5.206    0.003     233.015    0.035
2036.0      5.189    0.003     233.265    0.037
2037.0      5.173    0.004     233.517    0.038
2038.0      5.157    0.004     233.770    0.040
2039.0      5.140    0.004     234.025    0.042
2040.0      5.124    0.004     234.282    0.044
2041.0      5.108    0.004     234.540    0.046
2042.0      5.093    0.004     234.800    0.048
2043.0      5.077    0.005     235.061    0.050
2044.0      5.061    0.005     235.324    0.052
2045.0      5.046    0.005     235.589    0.054
2046.0      5.031    0.005     235.855    0.056
2047.0      5.015    0.005     236.123    0.058
2048.0      5.000    0.005     236.392    0.060
2049.0      4.985    0.006     236.663    0.062
2050.0      4.970    0.006     236.936    0.064
2051.0      4.955    0.006     237.211    0.066
2052.0      4.941    0.006     237.487    0.069
2053.0      4.926    0.006     237.764    0.071
2054.0      4.911    0.006     238.044    0.073
2055.0      4.897    0.007     238.325    0.075
2056.0      4.883    0.007     238.607    0.077
2057.0      4.869    0.007     238.891    0.079
2058.0      4.855    0.007     239.177    0.081
2059.0      4.841    0.007     239.465    0.083
2060.0      4.827    0.008     239.754    0.086
2061.0      4.813    0.008     240.045    0.088
2062.0      4.800    0.008     240.337    0.090
2063.0      4.787    0.008     240.631    0.092
2064.0      4.773    0.008     240.927    0.094
2065.0      4.760    0.008     241.225    0.096
2066.0      4.747    0.009     241.524    0.099
2067.0      4.734    0.009     241.824    0.101
2068.0      4.722    0.009     242.127    0.103
2069.0      4.709    0.009     242.431    0.105
2070.0      4.696    0.009     242.736    0.107
2071.0      4.684    0.009     243.043    0.110
2072.0      4.672    0.010     243.352    0.112
2073.0      4.660    0.010     243.663    0.114
2074.0      4.648    0.010     243.975    0.116
2075.0      4.636    0.010     244.288    0.119
2076.0      4.624    0.010     244.603    0.121
2077.0      4.613    0.010     244.920    0.123
2078.0      4.602    0.011     245.239    0.126
2079.0      4.590    0.011     245.558    0.128
2080.0      4.579    0.011     245.880    0.130
2081.0      4.568    0.011     246.203    0.132
2082.0      4.558    0.011     246.528    0.135
2083.0      4.547    0.012     246.854    0.137
2084.0      4.536    0.012     247.181    0.139
2085.0      4.526    0.012     247.510    0.142
2086.0      4.516    0.012     247.841    0.144
2087.0      4.506    0.012     248.173    0.146
2088.0      4.496    0.012     248.507    0.149
2089.0      4.486    0.013     248.842    0.151
2090.0      4.477    0.013     249.178    0.153
2091.0      4.467    0.013     249.516    0.156
2092.0      4.458    0.013     249.856    0.158
2093.0      4.449    0.013     250.196    0.160
2094.0      4.440    0.013     250.538    0.163
2095.0      4.431    0.014     250.882    0.165
2096.0      4.422    0.014     251.227    0.168
2097.0      4.414    0.014     251.573    0.170
2098.0      4.405    0.014     251.921    0.172
2099.0      4.397    0.014     252.269    0.175
2100.0      4.389    0.014     252.619    0.177


Measurements for STF 1066

WDS ID      Discovr     Comp  #    Sep      PA       Epoch      Obs  Telescope     Camera    Note
-------------------------------------------------------------------------------------------------
07201+2159  STF 1066          1    5.40"    299.5°   B2025.169  HWI  120/900 APO   ASI678MM  

-- Image of STF-1066-taken with Equinox 120/900 APO --


WDS record for STF 1066
wds_id                       : 07201+2159
discoverer_code              : STF
discoverer_number            : 1066
discoverer_components        : 
date_first                   : 1822
date_last                    : 2018
num_of_obs                   : 275
pa_first                     : 198
pa_last                      : 229
sep_first                    : 7.1
sep_last                     : 5.5
mag_primary                  : 3.55
mag_secondary                : 8.18
spectral_type                : F2V+K6V
primary_proper_motion_RA     : -28
primary_proper_motion_DEC    : -15
secondary_proper_motion_RA   : -28
secondary_proper_motion_DEC  : -13
dm_number                    : +22 1645
notes                        : NO T
precise_coordinate           : 072007.39+215856.4

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 1066
WDS: STF 1066 WDS ID/Discoverer
P: 1418.438 Orbital period (years)
a: 7.76117 Semi-major axis (arcseconds)
i: 51.036 Inclination (degrees)
Ω: 70.828 Longitude of ascending node (degrees)
T: 2150.983 Epoch of periastron passage (year)
e: 0.70913 Eccentricity
ω: 268.361 Longitude of periastron (degrees)
Start-Year: 1316.0 Year
End-Year: 2734.0 Year
Epoch: 2025.16 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for STF 1066
Position: 072007.39+215856.4 Epoch-2000 right ascension and declination
WDS-ID: 07201+2159 WDS designation
Discoverer Code: STF 1066 Discover designation and components
ADS number: 5983 Aitken Double Star catalog
HD number: 56986 HD catalog number
Hipparcos number: 35550 Hipparcos catalog number
V1: 3.55 Magnitude of the primary
V2: 8.18 Magnitude of the secondary
Equinox: Equinox
Date: 2013 Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags

Double Star Orbit for STF 1066



WDS 6th Orbit including measures of STF 1066

-- 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 1066
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.16    5.406    230.3
-------------------------
1316.0     8.323    146.0
1326.0     8.331    147.0
1336.0     8.337    147.9
1346.0     8.343    148.9
1356.0     8.347    149.9
1366.0     8.350    150.9
1376.0     8.353    151.8
1386.0     8.355    152.8
1396.0     8.355    153.8
1406.0     8.355    154.7
1416.0     8.354    155.7
1426.0     8.352    156.7
1436.0     8.349    157.7
1446.0     8.345    158.6
1456.0     8.340    159.6
1466.0     8.335    160.6
1476.0     8.328    161.6
1486.0     8.321    162.5
1496.0     8.313    163.5
1506.0     8.304    164.5
1516.0     8.294    165.5
1526.0     8.283    166.5
1536.0     8.271    167.5
1546.0     8.259    168.5
1556.0     8.245    169.4
1566.0     8.231    170.4
1576.0     8.215    171.4
1586.0     8.199    172.5
1596.0     8.182    173.5
1606.0     8.163    174.5
1616.0     8.144    175.5
1626.0     8.124    176.5
1636.0     8.102    177.6
1646.0     8.079    178.6
1656.0     8.056    179.6
1666.0     8.031    180.7
1676.0     8.004    181.7
1686.0     7.977    182.8
1696.0     7.948    183.9
1706.0     7.918    184.9
1716.0     7.886    186.0
1726.0     7.853    187.1
1736.0     7.818    188.2
1746.0     7.782    189.3
1756.0     7.744    190.5
1766.0     7.704    191.6
1776.0     7.662    192.7
1786.0     7.618    193.9
1796.0     7.572    195.1
1806.0     7.523    196.3
1816.0     7.473    197.5
1826.0     7.419    198.7
1836.0     7.364    199.9
1846.0     7.305    201.2
1856.0     7.243    202.5
1866.0     7.178    203.8
1876.0     7.109    205.1
1886.0     7.037    206.5
1896.0     6.961    207.9
1906.0     6.880    209.3
1916.0     6.795    210.7
1926.0     6.705    212.2
1936.0     6.609    213.7
1946.0     6.507    215.3
1956.0     6.399    216.9
1966.0     6.284    218.6
1976.0     6.160    220.4
1986.0     6.028    222.2
1996.0     5.886    224.1
2006.0     5.734    226.1
2016.0     5.569    228.2
2026.0     5.391    230.5
2036.0     5.197    232.9
2046.0     4.985    235.5
2056.0     4.752    238.4
2066.0     4.496    241.6
2076.0     4.213    245.1
2086.0     3.898    249.3
2096.0     3.546    254.2
2106.0     3.153    260.2
2116.0     2.719    268.1
2126.0     2.254    279.1
2136.0     1.802    295.9
2146.0     1.477    322.0
2156.0     1.456    354.8
2166.0     1.754     22.1
2176.0     2.203     39.7
2186.0     2.676     51.2
2196.0     3.124     59.3
2206.0     3.532     65.4
2216.0     3.901     70.4
2226.0     4.233     74.5
2236.0     4.532     78.0
2246.0     4.804     81.1
2256.0     5.051     83.9
2266.0     5.277     86.4
2276.0     5.484     88.8
2286.0     5.674     90.9
2296.0     5.851     93.0
2306.0     6.014     94.9
2316.0     6.165     96.7
2326.0     6.306     98.5
2336.0     6.438    100.1
2346.0     6.561    101.8
2356.0     6.676    103.3
2366.0     6.783    104.8
2376.0     6.885    106.2
2386.0     6.980    107.7
2396.0     7.069    109.0
2406.0     7.153    110.4
2416.0     7.233    111.7
2426.0     7.308    113.0
2436.0     7.378    114.2
2446.0     7.445    115.5
2456.0     7.508    116.7
2466.0     7.567    117.9
2476.0     7.623    119.0
2486.0     7.676    120.2
2496.0     7.726    121.3
2506.0     7.773    122.5
2516.0     7.818    123.6
2526.0     7.860    124.7
2536.0     7.899    125.8
2546.0     7.937    126.9
2556.0     7.972    127.9
2566.0     8.005    129.0
2576.0     8.036    130.0
2586.0     8.066    131.1
2596.0     8.093    132.1
2606.0     8.119    133.2
2616.0     8.143    134.2
2626.0     8.166    135.2
2636.0     8.187    136.2
2646.0     8.206    137.2
2656.0     8.225    138.2
2666.0     8.241    139.2
2676.0     8.257    140.2
2686.0     8.271    141.2
2696.0     8.284    142.2
2706.0     8.296    143.2
2716.0     8.306    144.2
2726.0     8.316    145.2


Parsed GAIA Input Data
Click to expand/collapse the Gaia Input Data:
Star A
solution_id = 1636148068921376768
designation = Gaia DR3 866177431955478144
source_id = 866177431955478144
random_index = 319192994.0
ref_epoch = 2016.0
ra = 110.03059448904996
ra_error = 0.18997906
dec = 21.982238707455554
dec_error = 0.20598611
parallax = 53.769203794860104
parallax_error = 0.24028201
parallax_over_error = 223.77539
pm = 31.379292
pmra = -27.72219816147847
pmra_error = 0.18250038
pmdec = -14.70169052772772
pmdec_error = 0.15746845
ra_dec_corr = -0.52792275
ra_parallax_corr = 0.17094146
ra_pmra_corr = -0.24575122
ra_pmdec_corr = 0.4318916
dec_parallax_corr = -0.63255936
dec_pmra_corr = 0.262589
dec_pmdec_corr = -0.29545435
parallax_pmra_corr = 0.10641824
parallax_pmdec_corr = -0.10784911
pmra_pmdec_corr = -0.3347063
astrometric_n_obs_al = 121
astrometric_n_obs_ac = 121
astrometric_n_good_obs_al = 118
astrometric_n_bad_obs_al = 3
astrometric_gof_al = 20.179638
astrometric_chi2_al = 18768.42
astrometric_excess_noise = 0.99054015
astrometric_excess_noise_sig = 1213.7916
astrometric_params_solved = 95
astrometric_primary_flag = false
pseudocolour = 1.5036336
pseudocolour_error = 0.045043748
ra_pseudocolour_corr = -0.37509456
dec_pseudocolour_corr = 0.27622008
parallax_pseudocolour_corr = -0.21554974
pmra_pseudocolour_corr = -0.10980601
pmdec_pseudocolour_corr = 0.00057495467
astrometric_matched_transits = 14
visibility_periods_used = 11
astrometric_sigma5d_max = 0.312193
matched_transits = 16
new_matched_transits = 16
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.026896734
ipd_gof_harmonic_phase = 105.46303
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 2.6125383
duplicated_source = false
phot_g_n_obs = 109
phot_g_mean_flux = 780002900.7196821
phot_g_mean_flux_error = 1411983.9
phot_g_mean_flux_over_error = 552.4163
phot_g_mean_mag = 3.4571264
phot_bp_n_obs = 14
phot_bp_mean_flux = 455001960.19369006
phot_bp_mean_flux_error = 5031855.0
phot_bp_mean_flux_over_error = 90.4243
phot_bp_mean_mag = 3.693509
phot_rp_n_obs = 13
phot_rp_mean_flux = 443691306.456972
phot_rp_mean_flux_error = 1667530.4
phot_rp_mean_flux_over_error = 266.0769
phot_rp_mean_mag = 3.1301932
phot_bp_rp_excess_factor = 1.1521666
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 0
phot_proc_mode = 0
bp_rp = 0.56331587
bp_g = 0.23638272
g_rp = 0.32693315
radial_velocity = 0.15482982
radial_velocity_error = 0.5414069
rv_method_used = 1
rv_nb_transits = 5
rv_nb_deblended_transits = 0
rv_visibility_periods_used = 5
rv_expected_sig_to_noise = 1099.5164
rv_chisq_pvalue = 9.778396e-06
rv_time_duration = 784.4803
rv_amplitude_robust = 2.5336943
rv_template_teff = 7000.0
rv_template_logg = 4.0
rv_template_fe_h = -0.25
rv_atm_param_origin = 555
grvs_mag = 2.9990056
grvs_mag_error = 0.0057378877
grvs_mag_nb_transits = 5
phot_variable_flag = NOT_AVAILABLE
l = 195.98492486466918
b = 15.884939698459377
ecl_lon = 108.51919123653224
ecl_lat = -0.17848233789566362
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 = 5.737437e-08
classprob_dsc_combmod_galaxy = 5.181949e-13
classprob_dsc_combmod_star = 0.99988866
    Star B
solution_id = 1636148068921376768
designation = Gaia DR3 866177431955017600
source_id = 866177431955017600
random_index = 660016910.0
ref_epoch = 2016.0
ra = 110.02935159815317
ra_error = 0.033949975
dec = 21.981220981917716
dec_error = 0.03558669
parallax = 53.95071404890075
parallax_error = 0.04522994
parallax_over_error = 1192.8097
pm = 31.17767
pmra = -28.195745833740947
pmra_error = 0.041210197
pmdec = 13.305901895708907
pmdec_error = 0.034184467
ra_dec_corr = -0.45982555
ra_parallax_corr = 0.19465758
ra_pmra_corr = -0.041593574
ra_pmdec_corr = 0.10411834
dec_parallax_corr = -0.5933374
dec_pmra_corr = -0.08489849
dec_pmdec_corr = -0.060692865
parallax_pmra_corr = 0.2794272
parallax_pmdec_corr = 0.013951655
pmra_pmdec_corr = -0.38147193
astrometric_n_obs_al = 134
astrometric_n_obs_ac = 134
astrometric_n_good_obs_al = 132
astrometric_n_bad_obs_al = 2
astrometric_gof_al = 1.6081473
astrometric_chi2_al = 324.5062
astrometric_excess_noise = 0.15909724
astrometric_excess_noise_sig = 8.085076
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.4991102
astrometric_matched_transits = 15
visibility_periods_used = 13
astrometric_sigma5d_max = 0.06292631
matched_transits = 15
new_matched_transits = 4
matched_transits_removed = 3
ipd_gof_harmonic_amplitude = 0.06740196
ipd_gof_harmonic_phase = 80.211945
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.0998721
duplicated_source = false
phot_g_n_obs = 131
phot_g_mean_flux = 12202542.88348904
phot_g_mean_flux_error = 19329.691
phot_g_mean_flux_over_error = 631.2849
phot_g_mean_mag = 7.971241
phot_bp_n_obs = 9
phot_bp_mean_flux = 6458183.271100071
phot_bp_mean_flux_error = 37428.24
phot_bp_mean_flux_over_error = 172.54842
phot_bp_mean_mag = 8.313267
phot_rp_n_obs = 8
phot_rp_mean_flux = 10783676.392328396
phot_rp_mean_flux_error = 171663.12
phot_rp_mean_flux_over_error = 62.81883
phot_rp_mean_mag = 7.1659784
phot_bp_rp_excess_factor = 1.4129727
phot_bp_n_contaminated_transits = 2
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 3
phot_rp_n_blended_transits = 1
phot_proc_mode = 0
bp_rp = 1.1472883
bp_g = 0.34202576
g_rp = 0.80526257
phot_variable_flag = NOT_AVAILABLE
l = 195.98542132552873
b = 15.88347815959122
ecl_lon = 108.51818810093302
ecl_lat = -0.1796475997110377
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 0
has_xp_continuous = false
has_xp_sampled = false
has_rvs = false
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = false
has_mcmc_msc = false
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.7650231e-10
classprob_dsc_combmod_galaxy = 6.899421e-10
classprob_dsc_combmod_star = 0.99999696




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 22:27:31 +0100



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