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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:39:26
WDS:
STF1217
WDS ID/Discoverer
P:
16000.000
Orbital period (years)
a:
21.0
Semi-major axis (arcseconds)
i:
81.0
Inclination (degrees)
Ω:
235.0
Longitude of ascending node (degrees)
T:
6845.000
Epoch of periastron passage (year)
e:
0.94
Eccentricity
ω:
212.0
Longitude of periastron (degrees)
Start-Year:
-5975.0
Year
End-Year:
10025.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
082415.65+445659.0
Epoch-2000 right ascension and declination
WDS-ID:
08243+4457
WDS designation
Discoverer Code:
STF1217
Discover designation and components
ADS number:
6783
Aitken Double Star catalog
HD number:
70516
HD catalog number
Hipparcos number:
41184
Hipparcos catalog number
V1:
7.79
Magnitude of the primary
V2:
9.39
Magnitude of the secondary
Equinox:
Equinox
Date:
2005
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 28.608 242.2
-------------------------
-5975.0 28.685 238.3
-5875.0 29.053 238.3
-5775.0 29.407 238.4
-5675.0 29.748 238.5
-5575.0 30.075 238.5
-5475.0 30.390 238.6
-5375.0 30.692 238.6
-5275.0 30.983 238.7
-5175.0 31.261 238.7
-5075.0 31.528 238.8
-4975.0 31.783 238.9
-4875.0 32.028 238.9
-4775.0 32.262 239.0
-4675.0 32.485 239.0
-4575.0 32.698 239.1
-4475.0 32.901 239.1
-4375.0 33.094 239.2
-4275.0 33.277 239.2
-4175.0 33.450 239.3
-4075.0 33.614 239.3
-3975.0 33.769 239.3
-3875.0 33.915 239.4
-3775.0 34.051 239.4
-3675.0 34.179 239.5
-3575.0 34.298 239.5
-3475.0 34.408 239.6
-3375.0 34.509 239.6
-3275.0 34.602 239.7
-3175.0 34.687 239.7
-3075.0 34.763 239.8
-2975.0 34.832 239.8
-2875.0 34.892 239.8
-2775.0 34.944 239.9
-2675.0 34.988 239.9
-2575.0 35.024 240.0
-2475.0 35.052 240.0
-2375.0 35.073 240.1
-2275.0 35.086 240.1
-2175.0 35.091 240.1
-2075.0 35.088 240.2
-1975.0 35.078 240.2
-1875.0 35.061 240.3
-1775.0 35.035 240.3
-1675.0 35.003 240.4
-1575.0 34.963 240.4
-1475.0 34.915 240.4
-1375.0 34.861 240.5
-1275.0 34.798 240.5
-1175.0 34.729 240.6
-1075.0 34.652 240.6
-975.0 34.568 240.7
-875.0 34.477 240.7
-775.0 34.378 240.8
-675.0 34.272 240.8
-575.0 34.159 240.8
-475.0 34.038 240.9
-375.0 33.911 240.9
-275.0 33.776 241.0
-175.0 33.633 241.0
-75.0 33.484 241.1
25.0 33.327 241.1
125.0 33.163 241.2
225.0 32.991 241.2
325.0 32.812 241.3
425.0 32.626 241.3
525.0 32.432 241.4
625.0 32.231 241.4
725.0 32.022 241.5
825.0 31.806 241.5
925.0 31.583 241.6
1025.0 31.351 241.6
1125.0 31.112 241.7
1225.0 30.866 241.7
1325.0 30.611 241.8
1425.0 30.349 241.8
1525.0 30.079 241.9
1625.0 29.801 242.0
1725.0 29.515 242.0
1825.0 29.221 242.1
1925.0 28.919 242.1
2025.0 28.608 242.2
2125.0 28.289 242.3
2225.0 27.962 242.3
2325.0 27.626 242.4
2425.0 27.281 242.5
2525.0 26.928 242.6
2625.0 26.565 242.6
2725.0 26.194 242.7
2825.0 25.813 242.8
2925.0 25.423 242.9
3025.0 25.024 242.9
3125.0 24.615 243.0
3225.0 24.196 243.1
3325.0 23.767 243.2
3425.0 23.327 243.3
3525.0 22.877 243.4
3625.0 22.416 243.5
3725.0 21.945 243.6
3825.0 21.462 243.7
3925.0 20.967 243.9
4025.0 20.461 244.0
4125.0 19.942 244.1
4225.0 19.411 244.2
4325.0 18.866 244.4
4425.0 18.309 244.5
4525.0 17.737 244.7
4625.0 17.151 244.9
4725.0 16.550 245.1
4825.0 15.933 245.3
4925.0 15.300 245.5
5025.0 14.650 245.7
5125.0 13.982 246.0
5225.0 13.295 246.3
5325.0 12.589 246.6
5425.0 11.861 246.9
5525.0 11.111 247.3
5625.0 10.337 247.8
5725.0 9.538 248.3
5825.0 8.711 249.0
5925.0 7.855 249.7
6025.0 6.966 250.7
6125.0 6.041 252.0
6225.0 5.078 253.7
6325.0 4.073 256.2
6425.0 3.027 260.5
6525.0 1.952 269.5
6625.0 0.963 298.7
6725.0 0.946 20.0
6825.0 1.404 53.8
6925.0 1.651 223.4
7025.0 4.284 230.5
7125.0 6.337 232.4
7225.0 8.067 233.5
7325.0 9.585 234.1
7425.0 10.948 234.6
7525.0 12.192 235.0
7625.0 13.339 235.4
7725.0 14.407 235.6
7825.0 15.407 235.9
7925.0 16.347 236.1
8025.0 17.235 236.3
8125.0 18.076 236.4
8225.0 18.876 236.6
8325.0 19.637 236.7
8425.0 20.363 236.9
8525.0 21.057 237.0
8625.0 21.721 237.1
8725.0 22.357 237.2
8825.0 22.967 237.3
8925.0 23.553 237.4
9025.0 24.115 237.5
9125.0 24.655 237.6
9225.0 25.175 237.7
9325.0 25.675 237.8
9425.0 26.155 237.9
9525.0 26.618 237.9
9625.0 27.064 238.0
9725.0 27.492 238.1
9825.0 27.905 238.1
9925.0 28.303 238.2
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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