Double Star Calculator - Orbit

Orbital Elements for FIN357
WDS: FIN357 WDS ID/Discoverer
P: 14.102 Orbital period (years)
a: 0.1493 Semi-major axis (arcseconds)
i: 155.5 Inclination (degrees)
Ω: 148.8 Longitude of ascending node (degrees)
T: 2018.104 Epoch of periastron passage (year)
e: 0.383 Eccentricity
ω: 234.7 Longitude of periastron (degrees)
Start-Year: 2017.949 Year
End-Year: 2032.051 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for FIN357
Position: 190329.68-684519.9 Epoch-2000 right ascension and declination
WDS-ID: 19035-6845 WDS designation
Discoverer Code: FIN357 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 175986 HD catalog number
Hipparcos number: 93574 Hipparcos catalog number
V1: 6.58 Magnitude of the primary
V2: 6.96 Magnitude of the secondary
Equinox: Equinox
Date: Date of last observation
Orbit grade: 2 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Tok2024c Reference

Double Star Orbit for FIN357



WDS 6th Orbit including measures of FIN357

-- 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 FIN357
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.185    78.91
--------------------------
2017.95    0.088   286.38
2018.05    0.087   280.17
2018.15    0.086   273.81
2018.25    0.086   267.35
2018.35    0.086   260.84
2018.45    0.086   254.34
2018.55    0.087   247.91
2018.65    0.088   241.60
2018.75    0.089   235.48
2018.85    0.091   229.58
2018.95    0.093   223.94
2019.05    0.096   218.56
2019.15    0.098   213.46
2019.25    0.101   208.64
2019.35    0.104   204.09
2019.45    0.107   199.80
2019.55    0.110   195.76
2019.65    0.114   191.95
2019.75    0.117   188.35
2019.85    0.120   184.95
2019.95    0.124   181.73
2020.05    0.127   178.67
2020.15    0.130   175.77
2020.25    0.133   173.01
2020.35    0.136   170.38
2020.45    0.139   167.86
2020.55    0.142   165.45
2020.65    0.145   163.14
2020.75    0.148   160.92
2020.85    0.151   158.78
2020.95    0.153   156.71
2021.05    0.156   154.71
2021.15    0.159   152.78
2021.25    0.161   150.91
2021.35    0.163   149.09
2021.45    0.165   147.31
2021.55    0.168   145.59
2021.65    0.170   143.91
2021.75    0.172   142.27
2021.85    0.173   140.66
2021.95    0.175   139.09
2022.05    0.177   137.54
2022.15    0.179   136.03
2022.25    0.180   134.54
2022.35    0.182   133.08
2022.45    0.183   131.64
2022.55    0.184   130.23
2022.65    0.186   128.83
2022.75    0.187   127.45
2022.85    0.188   126.08
2022.95    0.189   124.73
2023.05    0.190   123.40
2023.15    0.191   122.07
2023.25    0.191   120.76
2023.35    0.192   119.46
2023.45    0.193   118.17
2023.55    0.193   116.88
2023.65    0.194   115.60
2023.75    0.194   114.33
2023.85    0.195   113.07
2023.95    0.195   111.81
2024.05    0.195   110.55
2024.15    0.195   109.30
2024.25    0.196   108.05
2024.35    0.196   106.80
2024.45    0.196   105.55
2024.55    0.196   104.30
2024.65    0.196   103.05
2024.75    0.195   101.80
2024.85    0.195   100.54
2024.95    0.195    99.29
2025.05    0.195    98.03
2025.15    0.194    96.76
2025.25    0.194    95.49
2025.35    0.193    94.22
2025.45    0.193    92.94
2025.55    0.192    91.65
2025.65    0.192    90.35
2025.75    0.191    89.05
2025.85    0.190    87.73
2025.95    0.190    86.41
2026.05    0.189    85.08
2026.15    0.188    83.73
2026.25    0.187    82.37
2026.35    0.186    81.00
2026.45    0.185    79.62
2026.55    0.184    78.22
2026.65    0.183    76.80
2026.75    0.182    75.37
2026.85    0.181    73.92
2026.95    0.180    72.46
2027.05    0.179    70.97
2027.15    0.178    69.47
2027.25    0.176    67.94
2027.35    0.175    66.39
2027.45    0.174    64.82
2027.55    0.172    63.22
2027.65    0.171    61.60
2027.75    0.170    59.95
2027.85    0.168    58.28
2027.95    0.167    56.57
2028.05    0.165    54.84
2028.15    0.164    53.07
2028.25    0.162    51.26
2028.35    0.161    49.43
2028.45    0.159    47.55
2028.55    0.157    45.64
2028.65    0.156    43.69
2028.75    0.154    41.69
2028.85    0.152    39.65
2028.95    0.151    37.56
2029.05    0.149    35.42
2029.15    0.147    33.24
2029.25    0.145    30.99
2029.35    0.143    28.70
2029.45    0.142    26.34
2029.55    0.140    23.92
2029.65    0.138    21.43
2029.75    0.136    18.87
2029.85    0.134    16.24
2029.95    0.132    13.54
2030.05    0.130    10.75
2030.15    0.128     7.87
2030.25    0.126     4.90
2030.35    0.124     1.83
2030.45    0.122   358.66
2030.55    0.120   355.38
2030.65    0.118   351.98
2030.75    0.115   348.45
2030.85    0.113   344.78
2030.95    0.111   340.97
2031.05    0.109   337.00
2031.15    0.106   332.87
2031.25    0.104   328.56
2031.35    0.102   324.05
2031.45    0.100   319.35
2031.55    0.098   314.43
2031.65    0.095   309.29
2031.75    0.093   303.93
2031.85    0.092   298.33
2031.95    0.090   292.52
2032.05    0.088   286.50



 

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 - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


Report Information
Double Star Calculator:   Version 1.2 ($Rev: 2397 $)
Report created:   2026-06-25 17:58:37


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