Double Star Calculator - Orbit

Orbital Elements for HJ5000AB
WDS: HJ5000AB WDS ID/Discoverer
P: 1219.700 Orbital period (years)
a: 14.36 Semi-major axis (arcseconds)
i: 94.7 Inclination (degrees)
Ω: 113.8 Longitude of ascending node (degrees)
T: 1778.400 Epoch of periastron passage (year)
e: 0.841 Eccentricity
ω: 269.4 Longitude of periastron (degrees)
Start-Year: 1415.15 Year
End-Year: 2634.85 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HJ5000AB
Position: 175913.45-365619.8 Epoch-2000 right ascension and declination
WDS-ID: 17592-3656 WDS designation
Discoverer Code: HJ5000AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 163708 HD catalog number
Hipparcos number: 88069 Hipparcos catalog number
V1: 7.10 Magnitude of the primary
V2: 8.96 Magnitude of the secondary
Equinox: 2000 Equinox
Date: Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Zas2009 Reference

Double Star Orbit for HJ5000AB



WDS 6th Orbit including measures of HJ5000AB

-- 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 HJ5000AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    7.309   101.91
--------------------------
1415.15    5.218   314.92
1425.15    5.384   313.96
1435.15    5.547   313.06
1445.15    5.709   312.21
1455.15    5.867   311.40
1465.15    6.023   310.64
1475.15    6.175   309.91
1485.15    6.323   309.22
1495.15    6.467   308.56
1505.15    6.607   307.93
1515.15    6.741   307.32
1525.15    6.870   306.74
1535.15    6.993   306.18
1545.15    7.109   305.64
1555.15    7.217   305.11
1565.15    7.318   304.60
1575.15    7.409   304.10
1585.15    7.491   303.62
1595.15    7.562   303.14
1605.15    7.620   302.67
1615.15    7.665   302.21
1625.15    7.694   301.75
1635.15    7.707   301.30
1645.15    7.700   300.84
1655.15    7.670   300.39
1665.15    7.614   299.93
1675.15    7.528   299.46
1685.15    7.406   298.97
1695.15    7.240   298.47
1705.15    7.021   297.94
1715.15    6.734   297.37
1725.15    6.359   296.74
1735.15    5.865   296.02
1745.15    5.200   295.14
1755.15    4.271   293.94
1765.15    2.903   291.82
1775.15    0.851   281.59
1785.15    1.611   119.59
1795.15    3.431   114.94
1805.15    4.646   113.28
1815.15    5.496   112.24
1825.15    6.120   111.44
1835.15    6.592   110.77
1845.15    6.956   110.18
1855.15    7.239   109.65
1865.15    7.458   109.15
1875.15    7.627   108.68
1885.15    7.754   108.22
1895.15    7.846   107.78
1905.15    7.909   107.34
1915.15    7.946   106.91
1925.15    7.961   106.49
1935.15    7.957   106.06
1945.15    7.936   105.63
1955.15    7.899   105.20
1965.15    7.849   104.77
1975.15    7.786   104.33
1985.15    7.712   103.88
1995.15    7.628   103.42
2005.15    7.535   102.95
2015.15    7.434   102.47
2025.15    7.325   101.97
2035.15    7.209   101.46
2045.15    7.086   100.93
2055.15    6.958   100.39
2065.15    6.824    99.82
2075.15    6.685    99.23
2085.15    6.542    98.61
2095.15    6.395    97.97
2105.15    6.244    97.29
2115.15    6.089    96.58
2125.15    5.931    95.83
2135.15    5.771    95.05
2145.15    5.608    94.21
2155.15    5.443    93.33
2165.15    5.277    92.39
2175.15    5.108    91.39
2185.15    4.939    90.32
2195.15    4.769    89.17
2205.15    4.598    87.94
2215.15    4.427    86.62
2225.15    4.257    85.19
2235.15    4.087    83.63
2245.15    3.919    81.95
2255.15    3.752    80.12
2265.15    3.588    78.11
2275.15    3.427    75.92
2285.15    3.270    73.51
2295.15    3.118    70.86
2305.15    2.972    67.95
2315.15    2.833    64.75
2325.15    2.703    61.22
2335.15    2.582    57.35
2345.15    2.474    53.12
2355.15    2.379    48.53
2365.15    2.299    43.59
2375.15    2.237    38.34
2385.15    2.193    32.83
2395.15    2.170    27.15
2405.15    2.167    21.40
2415.15    2.185    15.70
2425.15    2.223    10.13
2435.15    2.281     4.81
2445.15    2.356   359.78
2455.15    2.447   355.10
2465.15    2.553   350.77
2475.15    2.670   346.81
2485.15    2.798   343.20
2495.15    2.935   339.91
2505.15    3.079   336.92
2515.15    3.230   334.21
2525.15    3.385   331.74
2535.15    3.545   329.49
2545.15    3.708   327.44
2555.15    3.873   325.56
2565.15    4.041   323.84
2575.15    4.210   322.25
2585.15    4.379   320.79
2595.15    4.549   319.43
2605.15    4.719   318.17
2615.15    4.888   317.00
2625.15    5.056   315.91






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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 17:45:44



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