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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:38:30
WDS:
H219AB
WDS ID/Discoverer
P:
4193.435
Orbital period (years)
a:
12.63509
Semi-major axis (arcseconds)
i:
105.902
Inclination (degrees)
Ω:
88.335
Longitude of ascending node (degrees)
T:
2332.553
Epoch of periastron passage (year)
e:
0.89588
Eccentricity
ω:
244.218
Longitude of periastron (degrees)
Start-Year:
-71.0
Year
End-Year:
4121.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
162535.03-232647.0
Epoch-2000 right ascension and declination
WDS-ID:
16256-2327
WDS designation
Discoverer Code:
H219AB
Discover designation and components
ADS number:
10049
Aitken Double Star catalog
HD number:
147933
HD catalog number
Hipparcos number:
80473
Hipparcos catalog number
V1:
5.07
Magnitude of the primary
V2:
5.74
Magnitude of the secondary
Equinox:
Equinox
Date:
2012
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 2.995 332.8
-------------------------
-71.0 12.794 62.1
-61.0 12.773 62.0
-51.0 12.752 61.9
-41.0 12.730 61.8
-31.0 12.708 61.7
-21.0 12.686 61.6
-11.0 12.663 61.5
-1.0 12.639 61.4
9.0 12.616 61.3
19.0 12.592 61.2
29.0 12.567 61.1
39.0 12.542 61.0
49.0 12.517 60.8
59.0 12.491 60.7
69.0 12.465 60.6
79.0 12.439 60.5
89.0 12.412 60.4
99.0 12.385 60.3
109.0 12.358 60.2
119.0 12.330 60.1
129.0 12.302 60.0
139.0 12.273 59.9
149.0 12.244 59.8
159.0 12.215 59.6
169.0 12.186 59.5
179.0 12.156 59.4
189.0 12.125 59.3
199.0 12.095 59.2
209.0 12.064 59.1
219.0 12.032 59.0
229.0 12.000 58.9
239.0 11.968 58.7
249.0 11.936 58.6
259.0 11.903 58.5
269.0 11.870 58.4
279.0 11.837 58.3
289.0 11.803 58.1
299.0 11.769 58.0
309.0 11.734 57.9
319.0 11.699 57.8
329.0 11.664 57.7
339.0 11.629 57.5
349.0 11.593 57.4
359.0 11.557 57.3
369.0 11.520 57.2
379.0 11.484 57.0
389.0 11.447 56.9
399.0 11.409 56.8
409.0 11.371 56.7
419.0 11.333 56.5
429.0 11.295 56.4
439.0 11.256 56.3
449.0 11.217 56.1
459.0 11.178 56.0
469.0 11.138 55.9
479.0 11.098 55.7
489.0 11.058 55.6
499.0 11.017 55.5
509.0 10.976 55.3
519.0 10.935 55.2
529.0 10.894 55.0
539.0 10.852 54.9
549.0 10.810 54.8
559.0 10.767 54.6
569.0 10.724 54.5
579.0 10.681 54.3
589.0 10.638 54.2
599.0 10.594 54.0
609.0 10.550 53.9
619.0 10.506 53.7
629.0 10.462 53.6
639.0 10.417 53.4
649.0 10.372 53.3
659.0 10.326 53.1
669.0 10.280 53.0
679.0 10.234 52.8
689.0 10.188 52.6
699.0 10.141 52.5
709.0 10.095 52.3
719.0 10.047 52.1
729.0 10.000 52.0
739.0 9.952 51.8
749.0 9.904 51.6
759.0 9.856 51.5
769.0 9.807 51.3
779.0 9.758 51.1
789.0 9.709 51.0
799.0 9.660 50.8
809.0 9.610 50.6
819.0 9.560 50.4
829.0 9.510 50.2
839.0 9.460 50.0
849.0 9.409 49.9
859.0 9.358 49.7
869.0 9.306 49.5
879.0 9.255 49.3
889.0 9.203 49.1
899.0 9.151 48.9
909.0 9.099 48.7
919.0 9.046 48.5
929.0 8.993 48.3
939.0 8.940 48.1
949.0 8.887 47.9
959.0 8.833 47.6
969.0 8.779 47.4
979.0 8.725 47.2
989.0 8.671 47.0
999.0 8.616 46.8
1009.0 8.561 46.5
1019.0 8.506 46.3
1029.0 8.451 46.1
1039.0 8.395 45.8
1049.0 8.339 45.6
1059.0 8.283 45.4
1069.0 8.227 45.1
1079.0 8.171 44.9
1089.0 8.114 44.6
1099.0 8.057 44.4
1109.0 8.000 44.1
1119.0 7.942 43.8
1129.0 7.885 43.6
1139.0 7.827 43.3
1149.0 7.769 43.0
1159.0 7.711 42.8
1169.0 7.652 42.5
1179.0 7.594 42.2
1189.0 7.535 41.9
1199.0 7.476 41.6
1209.0 7.417 41.3
1219.0 7.357 41.0
1229.0 7.298 40.7
1239.0 7.238 40.4
1249.0 7.178 40.0
1259.0 7.118 39.7
1269.0 7.058 39.4
1279.0 6.998 39.0
1289.0 6.937 38.7
1299.0 6.876 38.4
1309.0 6.815 38.0
1319.0 6.754 37.6
1329.0 6.693 37.3
1339.0 6.632 36.9
1349.0 6.571 36.5
1359.0 6.509 36.1
1369.0 6.448 35.7
1379.0 6.386 35.3
1389.0 6.324 34.9
1399.0 6.262 34.5
1409.0 6.200 34.1
1419.0 6.138 33.6
1429.0 6.076 33.2
1439.0 6.014 32.7
1449.0 5.952 32.2
1459.0 5.889 31.8
1469.0 5.827 31.3
1479.0 5.765 30.8
1489.0 5.703 30.3
1499.0 5.640 29.8
1509.0 5.578 29.2
1519.0 5.516 28.7
1529.0 5.454 28.1
1539.0 5.392 27.6
1549.0 5.330 27.0
1559.0 5.268 26.4
1569.0 5.206 25.8
1579.0 5.144 25.2
1589.0 5.082 24.5
1599.0 5.021 23.9
1609.0 4.960 23.2
1619.0 4.899 22.5
1629.0 4.838 21.8
1639.0 4.777 21.1
1649.0 4.717 20.3
1659.0 4.657 19.6
1669.0 4.597 18.8
1679.0 4.538 18.0
1689.0 4.479 17.2
1699.0 4.421 16.3
1709.0 4.362 15.5
1719.0 4.305 14.6
1729.0 4.248 13.7
1739.0 4.191 12.7
1749.0 4.135 11.8
1759.0 4.079 10.8
1769.0 4.025 9.8
1779.0 3.971 8.7
1789.0 3.917 7.7
1799.0 3.865 6.6
1809.0 3.813 5.4
1819.0 3.762 4.3
1829.0 3.712 3.1
1839.0 3.663 1.8
1849.0 3.615 0.6
1859.0 3.568 359.3
1869.0 3.522 358.0
1879.0 3.478 356.6
1889.0 3.435 355.2
1899.0 3.393 353.8
1909.0 3.352 352.3
1919.0 3.313 350.8
1929.0 3.275 349.3
1939.0 3.239 347.7
1949.0 3.204 346.1
1959.0 3.171 344.4
1969.0 3.139 342.8
1979.0 3.110 341.0
1989.0 3.082 339.3
1999.0 3.055 337.5
2009.0 3.031 335.7
2019.0 3.008 333.9
2029.0 2.987 332.0
2039.0 2.968 330.2
2049.0 2.951 328.3
2059.0 2.935 326.3
2069.0 2.921 324.4
2079.0 2.908 322.4
2089.0 2.897 320.4
2099.0 2.888 318.4
2109.0 2.879 316.4
2119.0 2.872 314.4
2129.0 2.866 312.4
2139.0 2.860 310.4
2149.0 2.854 308.3
2159.0 2.848 306.3
2169.0 2.842 304.2
2179.0 2.835 302.1
2189.0 2.826 300.0
2199.0 2.815 297.9
2209.0 2.801 295.8
2219.0 2.782 293.7
2229.0 2.756 291.5
2239.0 2.723 289.3
2249.0 2.680 287.0
2259.0 2.622 284.6
2269.0 2.544 282.1
2279.0 2.440 279.5
2289.0 2.299 276.5
2299.0 2.102 273.1
2309.0 1.822 268.7
2319.0 1.419 262.4
2329.0 0.871 249.1
2339.0 0.383 191.4
2349.0 0.779 118.9
2359.0 1.410 103.7
2369.0 1.990 97.8
2379.0 2.508 94.5
2389.0 2.973 92.2
2399.0 3.393 90.6
2409.0 3.777 89.3
2419.0 4.131 88.2
2429.0 4.459 87.3
2439.0 4.766 86.5
2449.0 5.054 85.8
2459.0 5.325 85.2
2469.0 5.582 84.6
2479.0 5.825 84.1
2489.0 6.057 83.7
2499.0 6.279 83.2
2509.0 6.491 82.8
2519.0 6.693 82.4
2529.0 6.888 82.1
2539.0 7.075 81.7
2549.0 7.256 81.4
2559.0 7.430 81.1
2569.0 7.597 80.8
2579.0 7.759 80.5
2589.0 7.916 80.2
2599.0 8.068 80.0
2609.0 8.214 79.7
2619.0 8.357 79.5
2629.0 8.495 79.2
2639.0 8.629 79.0
2649.0 8.759 78.8
2659.0 8.886 78.6
2669.0 9.009 78.4
2679.0 9.128 78.2
2689.0 9.245 78.0
2699.0 9.358 77.8
2709.0 9.468 77.6
2719.0 9.576 77.4
2729.0 9.680 77.2
2739.0 9.782 77.1
2749.0 9.882 76.9
2759.0 9.979 76.7
2769.0 10.073 76.5
2779.0 10.166 76.4
2789.0 10.256 76.2
2799.0 10.343 76.1
2809.0 10.429 75.9
2819.0 10.513 75.8
2829.0 10.595 75.6
2839.0 10.675 75.5
2849.0 10.752 75.3
2859.0 10.829 75.2
2869.0 10.903 75.0
2879.0 10.976 74.9
2889.0 11.047 74.8
2899.0 11.116 74.6
2909.0 11.184 74.5
2919.0 11.250 74.4
2929.0 11.314 74.2
2939.0 11.377 74.1
2949.0 11.439 74.0
2959.0 11.499 73.8
2969.0 11.558 73.7
2979.0 11.615 73.6
2989.0 11.672 73.5
2999.0 11.726 73.3
3009.0 11.780 73.2
3019.0 11.832 73.1
3029.0 11.883 73.0
3039.0 11.933 72.9
3049.0 11.982 72.7
3059.0 12.029 72.6
3069.0 12.075 72.5
3079.0 12.121 72.4
3089.0 12.165 72.3
3099.0 12.208 72.2
3109.0 12.250 72.1
3119.0 12.291 72.0
3129.0 12.331 71.8
3139.0 12.369 71.7
3149.0 12.407 71.6
3159.0 12.444 71.5
3169.0 12.480 71.4
3179.0 12.515 71.3
3189.0 12.549 71.2
3199.0 12.582 71.1
3209.0 12.614 71.0
3219.0 12.646 70.9
3229.0 12.676 70.8
3239.0 12.706 70.7
3249.0 12.734 70.6
3259.0 12.762 70.5
3269.0 12.789 70.4
3279.0 12.815 70.3
3289.0 12.841 70.2
3299.0 12.865 70.1
3309.0 12.889 70.0
3319.0 12.912 69.9
3329.0 12.934 69.8
3339.0 12.956 69.7
3349.0 12.976 69.6
3359.0 12.996 69.5
3369.0 13.015 69.4
3379.0 13.034 69.3
3389.0 13.052 69.2
3399.0 13.069 69.1
3409.0 13.085 69.0
3419.0 13.101 68.9
3429.0 13.116 68.8
3439.0 13.130 68.7
3449.0 13.144 68.6
3459.0 13.157 68.5
3469.0 13.169 68.4
3479.0 13.181 68.3
3489.0 13.192 68.2
3499.0 13.202 68.1
3509.0 13.212 68.0
3519.0 13.221 67.9
3529.0 13.229 67.8
3539.0 13.237 67.7
3549.0 13.244 67.6
3559.0 13.251 67.5
3569.0 13.257 67.4
3579.0 13.263 67.3
3589.0 13.267 67.3
3599.0 13.272 67.2
3609.0 13.276 67.1
3619.0 13.279 67.0
3629.0 13.281 66.9
3639.0 13.283 66.8
3649.0 13.285 66.7
3659.0 13.286 66.6
3669.0 13.286 66.5
3679.0 13.286 66.4
3689.0 13.285 66.3
3699.0 13.284 66.2
3709.0 13.282 66.1
3719.0 13.280 66.0
3729.0 13.277 65.9
3739.0 13.274 65.8
3749.0 13.270 65.7
3759.0 13.266 65.6
3769.0 13.261 65.5
3779.0 13.256 65.5
3789.0 13.250 65.4
3799.0 13.244 65.3
3809.0 13.237 65.2
3819.0 13.230 65.1
3829.0 13.222 65.0
3839.0 13.214 64.9
3849.0 13.205 64.8
3859.0 13.196 64.7
3869.0 13.186 64.6
3879.0 13.176 64.5
3889.0 13.166 64.4
3899.0 13.155 64.3
3909.0 13.143 64.2
3919.0 13.131 64.1
3929.0 13.119 64.0
3939.0 13.106 63.9
3949.0 13.093 63.8
3959.0 13.079 63.7
3969.0 13.065 63.6
3979.0 13.050 63.5
3989.0 13.035 63.4
3999.0 13.020 63.3
4009.0 13.004 63.2
4019.0 12.988 63.1
4029.0 12.971 63.0
4039.0 12.954 62.9
4049.0 12.936 62.8
4059.0 12.918 62.7
4069.0 12.900 62.6
4079.0 12.881 62.5
4089.0 12.862 62.4
4099.0 12.842 62.3
4109.0 12.822 62.2
4119.0 12.802 62.1
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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