Double Star Calculator - Orbit

Orbital Elements for FIN341

WDS:	FIN341	WDS ID/Discoverer
P:	15.120	Orbital period (years)
a:	0.1183	Semi-major axis (arcseconds)
i:	81.7	Inclination (degrees)
Ω:	179.5	Longitude of ascending node (degrees)
T:	2012.710	Epoch of periastron passage (year)
e:	0.165	Eccentricity
ω:	244.6	Longitude of periastron (degrees)
Start-Year:	2017.44	Year
End-Year:	2032.56	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for FIN341
Position:	174442.01-424345.5	Epoch-2000 right ascension and declination
WDS-ID:	17447-4244	WDS designation
Discoverer Code:	FIN341	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	160928	HD catalog number
Hipparcos number:	86847	Hipparcos catalog number
V1:	6.6	Magnitude of the primary
V2:	6.6	Magnitude of the secondary
Equinox:	2000	Equinox
Date:		Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Tok2017b	Reference

Double Star Orbit for FIN341

WDS 6th Orbit including measures of FIN341

-- 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 FIN341

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.096     2.67
--------------------------
2017.44    0.125   181.44
2017.54    0.125   181.74
2017.64    0.124   182.05
2017.74    0.123   182.36
2017.84    0.122   182.67
2017.94    0.121   183.00
2018.04    0.120   183.32
2018.14    0.118   183.66
2018.24    0.117   184.00
2018.34    0.115   184.35
2018.44    0.114   184.71
2018.54    0.112   185.09
2018.64    0.110   185.47
2018.74    0.107   185.88
2018.84    0.105   186.30
2018.94    0.103   186.74
2019.04    0.100   187.20
2019.14    0.098   187.69
2019.24    0.095   188.20
2019.34    0.092   188.74
2019.44    0.089   189.32
2019.54    0.086   189.94
2019.64    0.083   190.61
2019.74    0.080   191.33
2019.84    0.076   192.10
2019.94    0.073   192.95
2020.04    0.070   193.88
2020.14    0.066   194.91
2020.24    0.063   196.04
2020.34    0.059   197.32
2020.44    0.056   198.75
2020.54    0.052   200.38
2020.64    0.049   202.25
2020.74    0.045   204.42
2020.84    0.041   206.97
2020.94    0.038   209.99
2021.04    0.035   213.61
2021.14    0.031   218.02
2021.24    0.028   223.43
2021.34    0.025   230.12
2021.44    0.023   238.34
2021.54    0.021   248.26
2021.64    0.020   259.72
2021.74    0.020   272.05
2021.84    0.020   284.22
2021.94    0.021   295.27
2022.04    0.024   304.68
2022.14    0.026   312.43
2022.24    0.029   318.71
2022.34    0.032   323.80
2022.44    0.035   327.96
2022.54    0.039   331.39
2022.64    0.042   334.27
2022.74    0.046   336.70
2022.84    0.050   338.78
2022.94    0.053   340.59
2023.04    0.057   342.17
2023.14    0.060   343.56
2023.24    0.064   344.81
2023.34    0.067   345.93
2023.44    0.070   346.94
2023.54    0.073   347.86
2023.64    0.077   348.70
2023.74    0.080   349.48
2023.84    0.082   350.20
2023.94    0.085   350.88
2024.04    0.088   351.51
2024.14    0.091   352.10
2024.24    0.093   352.67
2024.34    0.095   353.20
2024.44    0.097   353.71
2024.54    0.099   354.21
2024.64    0.101   354.68
2024.74    0.103   355.13
2024.84    0.104   355.58
2024.94    0.105   356.01
2025.04    0.106   356.43
2025.14    0.107   356.85
2025.24    0.108   357.25
2025.34    0.108   357.66
2025.44    0.109   358.06
2025.54    0.109   358.46
2025.64    0.108   358.87
2025.74    0.108   359.27
2025.84    0.107   359.68
2025.94    0.106     0.10
2026.04    0.105     0.53
2026.14    0.103     0.96
2026.24    0.102     1.41
2026.34    0.100     1.88
2026.44    0.098     2.37
2026.54    0.095     2.88
2026.64    0.092     3.42
2026.74    0.089     3.99
2026.84    0.086     4.61
2026.94    0.083     5.27
2027.04    0.079     5.99
2027.14    0.075     6.79
2027.24    0.071     7.67
2027.34    0.067     8.66
2027.44    0.063     9.78
2027.54    0.058    11.08
2027.64    0.053    12.61
2027.74    0.049    14.43
2027.84    0.044    16.65
2027.94    0.039    19.44
2028.04    0.034    23.04
2028.14    0.029    27.85
2028.24    0.024    34.55
2028.34    0.020    44.22
2028.44    0.017    58.40
2028.54    0.015    78.02
2028.64    0.015   100.44
2028.74    0.017   119.95
2028.84    0.020   134.01
2028.94    0.025   143.59
2029.04    0.029   150.22
2029.14    0.034   155.00
2029.24    0.039   158.56
2029.34    0.044   161.33
2029.44    0.049   163.53
2029.54    0.054   165.33
2029.64    0.059   166.83
2029.74    0.063   168.11
2029.84    0.068   169.21
2029.94    0.072   170.18
2030.04    0.077   171.04
2030.14    0.081   171.80
2030.24    0.085   172.50
2030.34    0.088   173.13
2030.44    0.092   173.71
2030.54    0.096   174.25
2030.64    0.099   174.75
2030.74    0.102   175.22
2030.84    0.105   175.67
2030.94    0.107   176.09
2031.04    0.110   176.49
2031.14    0.112   176.87
2031.24    0.114   177.24
2031.34    0.116   177.60
2031.44    0.118   177.94
2031.54    0.120   178.28
2031.64    0.121   178.61
2031.74    0.122   178.93
2031.84    0.123   179.24
2031.94    0.124   179.55
2032.04    0.125   179.86
2032.14    0.125   180.17
2032.24    0.125   180.47
2032.34    0.125   180.77
2032.44    0.125   181.07
2032.54    0.125   181.38

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 17:42:30