| WDS: | I226AB | WDS ID/Discoverer |
| P: | 3556.000 | Orbital period (years) |
| a: | 3.56 | Semi-major axis (arcseconds) |
| i: | 55.0 | Inclination (degrees) |
| Ω: | 265.0 | Longitude of ascending node (degrees) |
| T: | 502.000 | Epoch of periastron passage (year) |
| e: | 0.13 | Eccentricity |
| ω: | 145.3 | Longitude of periastron (degrees) |
| Start-Year: | 247.0 | Year |
| End-Year: | 3803.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for I226AB |
||
| Position: | 145425.30-340834.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 14544-3409 | WDS designation |
| Discoverer Code: | I226AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 131399 | HD catalog number |
| Hipparcos number: | 72940 | Hipparcos catalog number |
| V1: | 7.09 | Magnitude of the primary |
| V2: | 11.16 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2016 | 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: | WgK2016 | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 2.963 225.94 -------------------------- 247.00 2.052 30.05 257.00 2.075 31.76 267.00 2.098 33.44 277.00 2.123 35.08 287.00 2.148 36.68 297.00 2.173 38.24 307.00 2.200 39.77 317.00 2.227 41.26 327.00 2.254 42.71 337.00 2.282 44.13 347.00 2.310 45.51 357.00 2.338 46.87 367.00 2.366 48.19 377.00 2.395 49.47 387.00 2.423 50.73 397.00 2.452 51.96 407.00 2.480 53.16 417.00 2.509 54.33 427.00 2.537 55.48 437.00 2.565 56.60 447.00 2.593 57.69 457.00 2.621 58.77 467.00 2.648 59.82 477.00 2.675 60.85 487.00 2.701 61.86 497.00 2.727 62.85 507.00 2.752 63.82 517.00 2.777 64.78 527.00 2.802 65.71 537.00 2.826 66.64 547.00 2.849 67.54 557.00 2.871 68.44 567.00 2.893 69.31 577.00 2.914 70.18 587.00 2.935 71.03 597.00 2.954 71.87 607.00 2.973 72.70 617.00 2.991 73.52 627.00 3.009 74.34 637.00 3.025 75.14 647.00 3.041 75.93 657.00 3.056 76.72 667.00 3.070 77.49 677.00 3.083 78.26 687.00 3.095 79.03 697.00 3.107 79.79 707.00 3.117 80.54 717.00 3.127 81.29 727.00 3.136 82.03 737.00 3.144 82.77 747.00 3.150 83.51 757.00 3.157 84.24 767.00 3.162 84.98 777.00 3.166 85.70 787.00 3.169 86.43 797.00 3.172 87.16 807.00 3.174 87.88 817.00 3.174 88.61 827.00 3.174 89.33 837.00 3.173 90.06 847.00 3.171 90.78 857.00 3.168 91.51 867.00 3.165 92.23 877.00 3.161 92.96 887.00 3.155 93.70 897.00 3.149 94.43 907.00 3.143 95.17 917.00 3.135 95.91 927.00 3.127 96.65 937.00 3.117 97.40 947.00 3.108 98.15 957.00 3.097 98.91 967.00 3.086 99.67 977.00 3.074 100.44 987.00 3.061 101.22 997.00 3.048 102.00 1007.00 3.034 102.79 1017.00 3.020 103.59 1027.00 3.005 104.39 1037.00 2.989 105.20 1047.00 2.973 106.02 1057.00 2.957 106.85 1067.00 2.940 107.69 1077.00 2.922 108.54 1087.00 2.904 109.40 1097.00 2.886 110.27 1107.00 2.867 111.16 1117.00 2.848 112.05 1127.00 2.829 112.95 1137.00 2.809 113.87 1147.00 2.789 114.80 1157.00 2.769 115.75 1167.00 2.748 116.71 1177.00 2.728 117.68 1187.00 2.707 118.67 1197.00 2.686 119.67 1207.00 2.665 120.69 1217.00 2.644 121.73 1227.00 2.623 122.78 1237.00 2.602 123.85 1247.00 2.581 124.94 1257.00 2.561 126.04 1267.00 2.540 127.16 1277.00 2.520 128.30 1287.00 2.499 129.46 1297.00 2.479 130.64 1307.00 2.460 131.83 1317.00 2.440 133.05 1327.00 2.421 134.29 1337.00 2.402 135.54 1347.00 2.384 136.81 1357.00 2.366 138.11 1367.00 2.349 139.42 1377.00 2.332 140.75 1387.00 2.316 142.10 1397.00 2.301 143.47 1407.00 2.286 144.86 1417.00 2.271 146.27 1427.00 2.258 147.69 1437.00 2.245 149.13 1447.00 2.233 150.58 1457.00 2.222 152.05 1467.00 2.212 153.54 1477.00 2.202 155.04 1487.00 2.194 156.55 1497.00 2.186 158.07 1507.00 2.180 159.60 1517.00 2.174 161.14 1527.00 2.169 162.69 1537.00 2.166 164.24 1547.00 2.163 165.80 1557.00 2.161 167.36 1567.00 2.161 168.92 1577.00 2.161 170.49 1587.00 2.162 172.05 1597.00 2.165 173.61 1607.00 2.168 175.16 1617.00 2.173 176.71 1627.00 2.178 178.25 1637.00 2.185 179.78 1647.00 2.192 181.31 1657.00 2.201 182.82 1667.00 2.210 184.32 1677.00 2.221 185.81 1687.00 2.232 187.28 1697.00 2.244 188.74 1707.00 2.257 190.18 1717.00 2.271 191.60 1727.00 2.286 193.01 1737.00 2.302 194.39 1747.00 2.318 195.76 1757.00 2.335 197.11 1767.00 2.353 198.44 1777.00 2.371 199.74 1787.00 2.391 201.03 1797.00 2.410 202.30 1807.00 2.431 203.54 1817.00 2.451 204.77 1827.00 2.473 205.97 1837.00 2.495 207.15 1847.00 2.517 208.32 1857.00 2.540 209.46 1867.00 2.563 210.58 1877.00 2.586 211.68 1887.00 2.610 212.76 1897.00 2.634 213.82 1907.00 2.659 214.86 1917.00 2.684 215.89 1927.00 2.709 216.89 1937.00 2.734 217.88 1947.00 2.759 218.84 1957.00 2.784 219.79 1967.00 2.810 220.73 1977.00 2.836 221.64 1987.00 2.861 222.54 1997.00 2.887 223.42 2007.00 2.913 224.29 2017.00 2.939 225.14 2027.00 2.965 225.98 2037.00 2.990 226.80 2047.00 3.016 227.61 2057.00 3.042 228.41 2067.00 3.067 229.19 2077.00 3.093 229.96 2087.00 3.118 230.72 2097.00 3.143 231.46 2107.00 3.168 232.19 2117.00 3.193 232.91 2127.00 3.218 233.62 2137.00 3.242 234.32 2147.00 3.266 235.01 2157.00 3.290 235.69 2167.00 3.314 236.36 2177.00 3.337 237.02 2187.00 3.360 237.67 2197.00 3.383 238.31 2207.00 3.405 238.95 2217.00 3.427 239.57 2227.00 3.449 240.19 2237.00 3.471 240.80 2247.00 3.492 241.40 2257.00 3.512 242.00 2267.00 3.533 242.58 2277.00 3.553 243.17 2287.00 3.572 243.74 2297.00 3.591 244.31 2307.00 3.610 244.87 2317.00 3.628 245.43 2327.00 3.646 245.98 2337.00 3.663 246.53 2347.00 3.680 247.07 2357.00 3.697 247.60 2367.00 3.713 248.14 2377.00 3.728 248.66 2387.00 3.743 249.19 2397.00 3.757 249.71 2407.00 3.771 250.22 2417.00 3.785 250.73 2427.00 3.797 251.24 2437.00 3.810 251.74 2447.00 3.822 252.24 2457.00 3.833 252.74 2467.00 3.844 253.24 2477.00 3.854 253.73 2487.00 3.863 254.22 2497.00 3.872 254.71 2507.00 3.881 255.19 2517.00 3.889 255.68 2527.00 3.896 256.16 2537.00 3.902 256.64 2547.00 3.909 257.12 2557.00 3.914 257.59 2567.00 3.919 258.07 2577.00 3.923 258.55 2587.00 3.927 259.02 2597.00 3.930 259.49 2607.00 3.932 259.96 2617.00 3.934 260.44 2627.00 3.935 260.91 2637.00 3.936 261.38 2647.00 3.936 261.85 2657.00 3.935 262.32 2667.00 3.934 262.79 2677.00 3.932 263.26 2687.00 3.929 263.74 2697.00 3.926 264.21 2707.00 3.922 264.68 2717.00 3.917 265.16 2727.00 3.912 265.63 2737.00 3.906 266.11 2747.00 3.899 266.59 2757.00 3.892 267.07 2767.00 3.884 267.55 2777.00 3.876 268.04 2787.00 3.867 268.53 2797.00 3.857 269.01 2807.00 3.847 269.51 2817.00 3.835 270.00 2827.00 3.824 270.50 2837.00 3.811 271.00 2847.00 3.798 271.50 2857.00 3.785 272.01 2867.00 3.770 272.52 2877.00 3.755 273.04 2887.00 3.740 273.56 2897.00 3.724 274.08 2907.00 3.707 274.61 2917.00 3.689 275.14 2927.00 3.671 275.68 2937.00 3.652 276.23 2947.00 3.633 276.78 2957.00 3.613 277.33 2967.00 3.593 277.89 2977.00 3.572 278.46 2987.00 3.550 279.04 2997.00 3.528 279.62 3007.00 3.505 280.21 3017.00 3.481 280.81 3027.00 3.457 281.42 3037.00 3.433 282.03 3047.00 3.408 282.65 3057.00 3.382 283.29 3067.00 3.356 283.93 3077.00 3.329 284.58 3087.00 3.302 285.25 3097.00 3.275 285.92 3107.00 3.247 286.61 3117.00 3.218 287.31 3127.00 3.189 288.02 3137.00 3.160 288.74 3147.00 3.130 289.48 3157.00 3.100 290.23 3167.00 3.069 291.00 3177.00 3.038 291.78 3187.00 3.007 292.58 3197.00 2.976 293.39 3207.00 2.944 294.23 3217.00 2.912 295.08 3227.00 2.880 295.95 3237.00 2.847 296.84 3247.00 2.814 297.75 3257.00 2.781 298.68 3267.00 2.748 299.64 3277.00 2.715 300.61 3287.00 2.682 301.62 3297.00 2.649 302.64 3307.00 2.616 303.70 3317.00 2.583 304.78 3327.00 2.550 305.88 3337.00 2.517 307.02 3347.00 2.484 308.19 3357.00 2.452 309.38 3367.00 2.420 310.61 3377.00 2.388 311.88 3387.00 2.356 313.17 3397.00 2.325 314.51 3407.00 2.295 315.87 3417.00 2.265 317.28 3427.00 2.235 318.72 3437.00 2.207 320.20 3447.00 2.178 321.72 3457.00 2.151 323.27 3467.00 2.125 324.87 3477.00 2.099 326.51 3487.00 2.075 328.18 3497.00 2.051 329.90 3507.00 2.029 331.65 3517.00 2.008 333.44 3527.00 1.988 335.27 3537.00 1.969 337.13 3547.00 1.952 339.03 3557.00 1.936 340.97 3567.00 1.921 342.93 3577.00 1.909 344.92 3587.00 1.897 346.93 3597.00 1.888 348.97 3607.00 1.880 351.03 3617.00 1.873 353.10 3627.00 1.869 355.18 3637.00 1.866 357.28 3647.00 1.865 359.37 3657.00 1.865 1.47 3667.00 1.868 3.57 3677.00 1.872 5.66 3687.00 1.877 7.73 3697.00 1.885 9.79 3707.00 1.894 11.84 3717.00 1.904 13.86 3727.00 1.916 15.86 3737.00 1.930 17.84 3747.00 1.945 19.78 3757.00 1.961 21.69 3767.00 1.979 23.57 3777.00 1.998 25.42 3787.00 2.018 27.23 3797.00 2.039 29.00
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:10:08 |