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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:33:00
WDS:
STF1066
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:
2025.0
Besselian Epoch
Position:
072007.39+215856.4
Epoch-2000 right ascension and declination
WDS-ID:
07201+2159
WDS designation
Discoverer Code:
STF1066
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' to 5 'indeterminate'
Flags:
n
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 5.409 230.3
-------------------------
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
This result is provided without warranty. For all terms, see the Full Disclaimer .
Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0 .
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 .
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