| WDS: | STF202AB | WDS ID/Discoverer |
| P: | 3267.400 | Orbital period (years) |
| a: | 7.4 | Semi-major axis (arcseconds) |
| i: | 113.4 | Inclination (degrees) |
| Ω: | 3.7 | Longitude of ascending node (degrees) |
| T: | 2188.580 | Epoch of periastron passage (year) |
| e: | 0.465 | Eccentricity |
| ω: | 147.9 | Longitude of periastron (degrees) |
| Start-Year: | 391.29999999999995 | Year |
| End-Year: | 3658.7 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF202AB |
||
| Position: | 020202.80+024549.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 02020+0246 | WDS designation |
| Discoverer Code: | STF202AB | Discover designation and components |
| ADS number: | 1615 | Aitken Double Star catalog |
| HD number: | 12446 | HD catalog number |
| Hipparcos number: | 9487 | Hipparcos catalog number |
| V1: | 4.10 | Magnitude of the primary |
| V2: | 5.17 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Sca2015c | 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 1.852 256.08 -------------------------- 391.30 8.731 21.87 401.30 8.782 21.59 411.30 8.833 21.32 421.30 8.883 21.05 431.30 8.932 20.78 441.30 8.980 20.52 451.30 9.028 20.26 461.30 9.074 20.00 471.30 9.120 19.74 481.30 9.164 19.49 491.30 9.208 19.24 501.30 9.251 18.99 511.30 9.293 18.74 521.30 9.334 18.50 531.30 9.374 18.25 541.30 9.413 18.01 551.30 9.451 17.77 561.30 9.488 17.54 571.30 9.524 17.30 581.30 9.560 17.07 591.30 9.594 16.84 601.30 9.627 16.61 611.30 9.660 16.38 621.30 9.691 16.15 631.30 9.722 15.93 641.30 9.751 15.71 651.30 9.779 15.48 661.30 9.807 15.26 671.30 9.833 15.04 681.30 9.858 14.82 691.30 9.883 14.61 701.30 9.906 14.39 711.30 9.928 14.17 721.30 9.949 13.96 731.30 9.969 13.74 741.30 9.988 13.53 751.30 10.006 13.32 761.30 10.023 13.11 771.30 10.039 12.90 781.30 10.054 12.69 791.30 10.067 12.48 801.30 10.080 12.27 811.30 10.091 12.06 821.30 10.102 11.85 831.30 10.111 11.64 841.30 10.119 11.44 851.30 10.126 11.23 861.30 10.131 11.02 871.30 10.136 10.82 881.30 10.139 10.61 891.30 10.142 10.40 901.30 10.143 10.20 911.30 10.143 9.99 921.30 10.141 9.78 931.30 10.139 9.58 941.30 10.135 9.37 951.30 10.130 9.16 961.30 10.124 8.96 971.30 10.116 8.75 981.30 10.108 8.54 991.30 10.098 8.34 1001.30 10.086 8.13 1011.30 10.074 7.92 1021.30 10.060 7.71 1031.30 10.045 7.50 1041.30 10.029 7.29 1051.30 10.011 7.08 1061.30 9.992 6.87 1071.30 9.972 6.65 1081.30 9.950 6.44 1091.30 9.927 6.22 1101.30 9.903 6.01 1111.30 9.877 5.79 1121.30 9.850 5.57 1131.30 9.822 5.35 1141.30 9.792 5.13 1151.30 9.761 4.91 1161.30 9.728 4.69 1171.30 9.694 4.46 1181.30 9.658 4.24 1191.30 9.621 4.01 1201.30 9.583 3.78 1211.30 9.543 3.55 1221.30 9.501 3.31 1231.30 9.458 3.08 1241.30 9.414 2.84 1251.30 9.368 2.60 1261.30 9.321 2.35 1271.30 9.271 2.11 1281.30 9.221 1.86 1291.30 9.169 1.61 1301.30 9.115 1.36 1311.30 9.059 1.10 1321.30 9.002 0.84 1331.30 8.944 0.58 1341.30 8.884 0.31 1351.30 8.822 0.04 1361.30 8.758 359.76 1371.30 8.693 359.49 1381.30 8.626 359.20 1391.30 8.557 358.91 1401.30 8.487 358.62 1411.30 8.415 358.33 1421.30 8.341 358.02 1431.30 8.265 357.72 1441.30 8.188 357.40 1451.30 8.109 357.08 1461.30 8.028 356.76 1471.30 7.945 356.42 1481.30 7.861 356.08 1491.30 7.774 355.74 1501.30 7.686 355.38 1511.30 7.596 355.02 1521.30 7.504 354.65 1531.30 7.410 354.27 1541.30 7.314 353.87 1551.30 7.216 353.47 1561.30 7.117 353.06 1571.30 7.015 352.63 1581.30 6.912 352.20 1591.30 6.806 351.75 1601.30 6.699 351.28 1611.30 6.590 350.80 1621.30 6.478 350.30 1631.30 6.365 349.79 1641.30 6.250 349.26 1651.30 6.133 348.70 1661.30 6.014 348.13 1671.30 5.893 347.53 1681.30 5.770 346.90 1691.30 5.646 346.25 1701.30 5.519 345.57 1711.30 5.391 344.86 1721.30 5.261 344.11 1731.30 5.129 343.33 1741.30 4.996 342.50 1751.30 4.860 341.62 1761.30 4.724 340.70 1771.30 4.586 339.72 1781.30 4.446 338.68 1791.30 4.306 337.57 1801.30 4.164 336.39 1811.30 4.021 335.12 1821.30 3.878 333.76 1831.30 3.734 332.30 1841.30 3.590 330.72 1851.30 3.447 329.00 1861.30 3.304 327.14 1871.30 3.161 325.11 1881.30 3.021 322.88 1891.30 2.882 320.45 1901.30 2.747 317.77 1911.30 2.616 314.82 1921.30 2.489 311.56 1931.30 2.369 307.96 1941.30 2.256 303.98 1951.30 2.153 299.61 1961.30 2.061 294.83 1971.30 1.982 289.63 1981.30 1.917 284.04 1991.30 1.870 278.11 2001.30 1.841 271.94 2011.30 1.831 265.63 2021.30 1.840 259.32 2031.30 1.868 253.14 2041.30 1.914 247.20 2051.30 1.977 241.58 2061.30 2.053 236.35 2071.30 2.141 231.52 2081.30 2.239 227.09 2091.30 2.345 223.05 2101.30 2.457 219.37 2111.30 2.572 216.01 2121.30 2.690 212.95 2131.30 2.809 210.14 2141.30 2.928 207.56 2151.30 3.046 205.18 2161.30 3.161 202.98 2171.30 3.273 200.93 2181.30 3.381 199.01 2191.30 3.484 197.21 2201.30 3.582 195.51 2211.30 3.675 193.90 2221.30 3.761 192.37 2231.30 3.841 190.90 2241.30 3.915 189.49 2251.30 3.982 188.13 2261.30 4.042 186.81 2271.30 4.095 185.53 2281.30 4.142 184.28 2291.30 4.181 183.05 2301.30 4.214 181.85 2311.30 4.240 180.66 2321.30 4.260 179.49 2331.30 4.274 178.32 2341.30 4.282 177.16 2351.30 4.284 176.01 2361.30 4.281 174.85 2371.30 4.273 173.69 2381.30 4.260 172.53 2391.30 4.242 171.35 2401.30 4.221 170.17 2411.30 4.195 168.97 2421.30 4.166 167.76 2431.30 4.133 166.53 2441.30 4.098 165.27 2451.30 4.059 164.00 2461.30 4.019 162.70 2471.30 3.976 161.37 2481.30 3.931 160.01 2491.30 3.885 158.62 2501.30 3.838 157.20 2511.30 3.789 155.74 2521.30 3.740 154.25 2531.30 3.690 152.71 2541.30 3.641 151.13 2551.30 3.591 149.51 2561.30 3.541 147.84 2571.30 3.492 146.12 2581.30 3.444 144.36 2591.30 3.397 142.55 2601.30 3.352 140.68 2611.30 3.308 138.77 2621.30 3.265 136.81 2631.30 3.225 134.79 2641.30 3.187 132.73 2651.30 3.152 130.62 2661.30 3.120 128.46 2671.30 3.090 126.26 2681.30 3.064 124.02 2691.30 3.040 121.74 2701.30 3.021 119.43 2711.30 3.005 117.09 2721.30 2.993 114.73 2731.30 2.984 112.36 2741.30 2.980 109.97 2751.30 2.979 107.58 2761.30 2.983 105.19 2771.30 2.991 102.81 2781.30 3.003 100.45 2791.30 3.018 98.11 2801.30 3.038 95.80 2811.30 3.061 93.51 2821.30 3.089 91.27 2831.30 3.120 89.07 2841.30 3.154 86.91 2851.30 3.192 84.81 2861.30 3.233 82.75 2871.30 3.278 80.75 2881.30 3.325 78.80 2891.30 3.375 76.91 2901.30 3.428 75.08 2911.30 3.483 73.30 2921.30 3.541 71.58 2931.30 3.600 69.92 2941.30 3.662 68.31 2951.30 3.726 66.75 2961.30 3.791 65.25 2971.30 3.858 63.80 2981.30 3.927 62.40 2991.30 3.997 61.05 3001.30 4.068 59.74 3011.30 4.140 58.48 3021.30 4.213 57.27 3031.30 4.288 56.09 3041.30 4.363 54.96 3051.30 4.439 53.86 3061.30 4.515 52.80 3071.30 4.592 51.78 3081.30 4.670 50.79 3091.30 4.748 49.84 3101.30 4.826 48.91 3111.30 4.905 48.01 3121.30 4.984 47.15 3131.30 5.063 46.30 3141.30 5.143 45.49 3151.30 5.222 44.70 3161.30 5.301 43.93 3171.30 5.381 43.19 3181.30 5.460 42.47 3191.30 5.540 41.77 3201.30 5.619 41.09 3211.30 5.698 40.42 3221.30 5.777 39.78 3231.30 5.856 39.15 3241.30 5.934 38.54 3251.30 6.012 37.95 3261.30 6.090 37.37 3271.30 6.167 36.80 3281.30 6.245 36.25 3291.30 6.321 35.71 3301.30 6.398 35.19 3311.30 6.474 34.68 3321.30 6.549 34.18 3331.30 6.624 33.69 3341.30 6.699 33.21 3351.30 6.773 32.74 3361.30 6.846 32.28 3371.30 6.919 31.84 3381.30 6.991 31.40 3391.30 7.063 30.97 3401.30 7.134 30.55 3411.30 7.205 30.13 3421.30 7.275 29.73 3431.30 7.345 29.33 3441.30 7.413 28.94 3451.30 7.481 28.56 3461.30 7.549 28.19 3471.30 7.616 27.82 3481.30 7.682 27.45 3491.30 7.747 27.10 3501.30 7.812 26.75 3511.30 7.876 26.40 3521.30 7.939 26.06 3531.30 8.002 25.73 3541.30 8.064 25.40 3551.30 8.125 25.08 3561.30 8.185 24.76 3571.30 8.244 24.44 3581.30 8.303 24.13 3591.30 8.361 23.83 3601.30 8.418 23.53 3611.30 8.475 23.23 3621.30 8.530 22.94 3631.30 8.585 22.65 3641.30 8.639 22.36 3651.30 8.692 22.08
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 14:56:09 |