Double Star Calculator - Orbit

Orbital Elements for STF2614
WDS: STF2614 WDS ID/Discoverer
P: 1553.282 Orbital period (years)
a: 2.61765 Semi-major axis (arcseconds)
i: 92.1 Inclination (degrees)
Ω: 42.271 Longitude of ascending node (degrees)
T: 1781.221 Epoch of periastron passage (year)
e: 0.78128 Eccentricity
ω: 94.543 Longitude of periastron (degrees)
Start-Year: 1248.35895 Year
End-Year: 2801.64105 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for STF2614
Position: 180554.14+881511.9 Epoch-2000 right ascension and declination
WDS-ID: 18059+8815 WDS designation
Discoverer Code: STF2614 Discover designation and components
ADS number: 11578 Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.85 Magnitude of the primary
V2: 10.47 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Izm2019 Reference

Double Star Orbit for STF2614



WDS 6th Orbit including measures of STF2614

-- 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 STF2614
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    1.402   218.29
--------------------------
1248.36    1.221    49.46
1258.36    1.251    49.22
1268.36    1.281    49.00
1278.36    1.310    48.78
1288.36    1.339    48.57
1298.36    1.367    48.38
1308.36    1.395    48.19
1318.36    1.422    48.00
1328.36    1.449    47.83
1338.36    1.475    47.66
1348.36    1.500    47.49
1358.36    1.525    47.33
1368.36    1.549    47.18
1378.36    1.572    47.03
1388.36    1.595    46.89
1398.36    1.616    46.74
1408.36    1.637    46.61
1418.36    1.657    46.47
1428.36    1.676    46.34
1438.36    1.694    46.21
1448.36    1.711    46.09
1458.36    1.727    45.97
1468.36    1.741    45.85
1478.36    1.755    45.73
1488.36    1.767    45.61
1498.36    1.777    45.49
1508.36    1.786    45.38
1518.36    1.794    45.27
1528.36    1.800    45.15
1538.36    1.804    45.04
1548.36    1.806    44.93
1558.36    1.805    44.82
1568.36    1.803    44.71
1578.36    1.798    44.59
1588.36    1.790    44.48
1598.36    1.779    44.37
1608.36    1.765    44.25
1618.36    1.748    44.13
1628.36    1.726    44.01
1638.36    1.700    43.89
1648.36    1.668    43.76
1658.36    1.632    43.63
1668.36    1.588    43.49
1678.36    1.537    43.34
1688.36    1.477    43.18
1698.36    1.407    43.01
1708.36    1.324    42.81
1718.36    1.226    42.59
1728.36    1.109    42.32
1738.36    0.968    41.99
1748.36    0.797    41.52
1758.36    0.587    40.75
1768.36    0.333    38.92
1778.36    0.046    15.11
1788.36    0.257   226.63
1798.36    0.519   223.95
1808.36    0.731   223.01
1818.36    0.898   222.46
1828.36    1.029   222.07
1838.36    1.132   221.76
1848.36    1.214   221.49
1858.36    1.280   221.26
1868.36    1.333   221.05
1878.36    1.374   220.85
1888.36    1.407   220.66
1898.36    1.433   220.48
1908.36    1.452   220.31
1918.36    1.466   220.14
1928.36    1.475   219.97
1938.36    1.480   219.80
1948.36    1.481   219.64
1958.36    1.480   219.47
1968.36    1.475   219.31
1978.36    1.467   219.14
1988.36    1.458   218.97
1998.36    1.446   218.80
2008.36    1.432   218.62
2018.36    1.416   218.44
2028.36    1.399   218.26
2038.36    1.380   218.07
2048.36    1.360   217.88
2058.36    1.339   217.68
2068.36    1.316   217.47
2078.36    1.293   217.26
2088.36    1.268   217.04
2098.36    1.243   216.81
2108.36    1.216   216.57
2118.36    1.189   216.31
2128.36    1.161   216.05
2138.36    1.133   215.77
2148.36    1.104   215.48
2158.36    1.074   215.18
2168.36    1.043   214.85
2178.36    1.012   214.51
2188.36    0.981   214.14
2198.36    0.949   213.75
2208.36    0.917   213.34
2218.36    0.884   212.89
2228.36    0.852   212.41
2238.36    0.818   211.89
2248.36    0.785   211.32
2258.36    0.751   210.70
2268.36    0.717   210.03
2278.36    0.683   209.29
2288.36    0.649   208.47
2298.36    0.614   207.56
2308.36    0.580   206.54
2318.36    0.545   205.39
2328.36    0.511   204.09
2338.36    0.477   202.60
2348.36    0.443   200.87
2358.36    0.409   198.87
2368.36    0.376   196.51
2378.36    0.343   193.69
2388.36    0.311   190.29
2398.36    0.281   186.14
2408.36    0.252   181.01
2418.36    0.226   174.62
2428.36    0.203   166.68
2438.36    0.185   156.96
2448.36    0.173   145.55
2458.36    0.169   133.03
2468.36    0.173   120.50
2478.36    0.185   109.05
2488.36    0.203    99.28
2498.36    0.225    91.30
2508.36    0.252    84.87
2518.36    0.280    79.71
2528.36    0.311    75.54
2538.36    0.342    72.12
2548.36    0.375    69.29
2558.36    0.408    66.92
2568.36    0.442    64.91
2578.36    0.476    63.18
2588.36    0.511    61.69
2598.36    0.545    60.38
2608.36    0.580    59.24
2618.36    0.614    58.22
2628.36    0.649    57.30
2638.36    0.684    56.49
2648.36    0.718    55.75
2658.36    0.752    55.07
2668.36    0.787    54.46
2678.36    0.821    53.90
2688.36    0.855    53.38
2698.36    0.889    52.90
2708.36    0.922    52.46
2718.36    0.955    52.05
2728.36    0.988    51.66
2738.36    1.021    51.30
2748.36    1.054    50.96
2758.36    1.086    50.65
2768.36    1.118    50.35
2778.36    1.149    50.06
2788.36    1.180    49.80
2798.36    1.211    49.54






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 17:47:33



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