Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:33:00

Orbital Elements for STF1066
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

Further data from the WDS Sixth Catalog of Orbits for STF1066
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

Double Star Orbit for STF1066



WDS 6th Orbit including measures of STF1066

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of STF1066
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






Disclaimer
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.


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.


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