Content-Type: text/html; charset=UTF-8
Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:16:45
WDS:
STF795
WDS ID/Discoverer
P:
1260.100
Orbital period (years)
a:
1.77086
Semi-major axis (arcseconds)
i:
71.178
Inclination (degrees)
Ω:
46.733
Longitude of ascending node (degrees)
T:
2089.856
Epoch of periastron passage (year)
e:
0.79717
Eccentricity
ω:
279.646
Longitude of periastron (degrees)
Start-Year:
1395.0
Year
End-Year:
2655.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
054800.21+062714.5
Epoch-2000 right ascension and declination
WDS-ID:
05480+0627
WDS designation
Discoverer Code:
STF795
Discover designation and components
ADS number:
4390
Aitken Double Star catalog
HD number:
38710
HD catalog number
Hipparcos number:
27386
Hipparcos catalog number
V1:
5.99
Magnitude of the primary
V2:
6.03
Magnitude of the secondary
Equinox:
Equinox
Date:
2012
Date of last observation
Orbit grade:
4
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 0.959 221.3
-------------------------
1395.0 1.069 155.3
1405.0 1.080 156.8
1415.0 1.091 158.2
1425.0 1.103 159.7
1435.0 1.114 161.1
1445.0 1.126 162.5
1455.0 1.138 163.9
1465.0 1.150 165.2
1475.0 1.163 166.5
1485.0 1.175 167.8
1495.0 1.188 169.0
1505.0 1.200 170.3
1515.0 1.213 171.5
1525.0 1.225 172.6
1535.0 1.238 173.8
1545.0 1.250 174.9
1555.0 1.263 176.0
1565.0 1.275 177.1
1575.0 1.287 178.2
1585.0 1.299 179.2
1595.0 1.311 180.2
1605.0 1.322 181.2
1615.0 1.334 182.2
1625.0 1.345 183.2
1635.0 1.356 184.2
1645.0 1.366 185.1
1655.0 1.376 186.0
1665.0 1.386 186.9
1675.0 1.396 187.8
1685.0 1.405 188.7
1695.0 1.413 189.6
1705.0 1.421 190.5
1715.0 1.429 191.3
1725.0 1.435 192.2
1735.0 1.442 193.0
1745.0 1.447 193.9
1755.0 1.452 194.7
1765.0 1.457 195.5
1775.0 1.460 196.3
1785.0 1.463 197.2
1795.0 1.465 198.0
1805.0 1.465 198.8
1815.0 1.465 199.6
1825.0 1.464 200.4
1835.0 1.461 201.2
1845.0 1.458 202.1
1855.0 1.453 202.9
1865.0 1.446 203.7
1875.0 1.438 204.5
1885.0 1.428 205.4
1895.0 1.417 206.3
1905.0 1.403 207.1
1915.0 1.387 208.0
1925.0 1.369 209.0
1935.0 1.348 209.9
1945.0 1.324 210.9
1955.0 1.297 211.9
1965.0 1.266 213.0
1975.0 1.230 214.1
1985.0 1.190 215.3
1995.0 1.144 216.5
2005.0 1.091 217.9
2015.0 1.030 219.5
2025.0 0.959 221.3
2035.0 0.876 223.3
2045.0 0.776 225.9
2055.0 0.656 229.3
2065.0 0.508 234.5
2075.0 0.324 244.9
2085.0 0.135 287.2
2095.0 0.215 18.3
2105.0 0.404 38.0
2115.0 0.548 45.7
2125.0 0.653 50.6
2135.0 0.729 54.2
2145.0 0.786 57.3
2155.0 0.830 59.9
2165.0 0.864 62.4
2175.0 0.890 64.6
2185.0 0.911 66.8
2195.0 0.927 68.8
2205.0 0.939 70.8
2215.0 0.948 72.8
2225.0 0.954 74.7
2235.0 0.959 76.6
2245.0 0.962 78.5
2255.0 0.963 80.4
2265.0 0.964 82.3
2275.0 0.964 84.2
2285.0 0.962 86.1
2295.0 0.961 87.9
2305.0 0.959 89.8
2315.0 0.956 91.7
2325.0 0.954 93.6
2335.0 0.951 95.6
2345.0 0.949 97.5
2355.0 0.946 99.4
2365.0 0.944 101.4
2375.0 0.942 103.4
2385.0 0.940 105.3
2395.0 0.938 107.3
2405.0 0.937 109.3
2415.0 0.936 111.3
2425.0 0.936 113.3
2435.0 0.936 115.3
2445.0 0.937 117.3
2455.0 0.938 119.3
2465.0 0.939 121.2
2475.0 0.942 123.2
2485.0 0.944 125.2
2495.0 0.948 127.1
2505.0 0.952 129.1
2515.0 0.956 131.0
2525.0 0.961 132.9
2535.0 0.966 134.8
2545.0 0.972 136.6
2555.0 0.979 138.4
2565.0 0.986 140.3
2575.0 0.993 142.0
2585.0 1.001 143.8
2595.0 1.010 145.5
2605.0 1.019 147.2
2615.0 1.028 148.9
2625.0 1.038 150.5
2635.0 1.048 152.1
2645.0 1.058 153.7
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 .
www.stella-vega.de