| WDS: | STF2873AB | WDS ID/Discoverer |
| P: | 6581.659 | Orbital period (years) |
| a: | 22.95518 | Semi-major axis (arcseconds) |
| i: | 113.819 | Inclination (degrees) |
| Ω: | 109.503 | Longitude of ascending node (degrees) |
| T: | 975.184 | Epoch of periastron passage (year) |
| e: | 0.72892 | Eccentricity |
| ω: | 284.651 | Longitude of periastron (degrees) |
| Start-Year: | -1265.8292999999999 | Year |
| End-Year: | 5315.829299999999 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF2873AB |
||
| Position: | 215813.53+825210.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 21582+8252 | WDS designation |
| Discoverer Code: | STF2873AB | Discover designation and components |
| ADS number: | 15571 | Aitken Double Star catalog |
| HD number: | 209942 | HD catalog number |
| Hipparcos number: | 108456 | Hipparcos catalog number |
| V1: | 7.00 | Magnitude of the primary |
| V2: | 7.47 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | 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: | Izm2019 | 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 13.721 65.73 -------------------------- -1265.83 21.886 326.17 -1255.83 21.908 326.01 -1245.83 21.930 325.84 -1235.83 21.951 325.68 -1225.83 21.972 325.51 -1215.83 21.993 325.35 -1205.83 22.013 325.18 -1195.83 22.033 325.02 -1185.83 22.053 324.85 -1175.83 22.072 324.69 -1165.83 22.091 324.53 -1155.83 22.110 324.36 -1145.83 22.129 324.20 -1135.83 22.147 324.04 -1125.83 22.164 323.88 -1115.83 22.182 323.71 -1105.83 22.199 323.55 -1095.83 22.215 323.39 -1085.83 22.232 323.23 -1075.83 22.248 323.07 -1065.83 22.263 322.91 -1055.83 22.278 322.75 -1045.83 22.293 322.59 -1035.83 22.308 322.43 -1025.83 22.322 322.27 -1015.83 22.335 322.11 -1005.83 22.349 321.95 -995.83 22.362 321.79 -985.83 22.374 321.63 -975.83 22.386 321.47 -965.83 22.398 321.31 -955.83 22.409 321.15 -945.83 22.420 320.99 -935.83 22.431 320.83 -925.83 22.441 320.67 -915.83 22.450 320.52 -905.83 22.459 320.36 -895.83 22.468 320.20 -885.83 22.476 320.04 -875.83 22.484 319.89 -865.83 22.492 319.73 -855.83 22.499 319.57 -845.83 22.505 319.41 -835.83 22.511 319.26 -825.83 22.517 319.10 -815.83 22.522 318.94 -805.83 22.526 318.78 -795.83 22.531 318.63 -785.83 22.534 318.47 -775.83 22.537 318.31 -765.83 22.540 318.16 -755.83 22.542 318.00 -745.83 22.544 317.84 -735.83 22.545 317.69 -725.83 22.545 317.53 -715.83 22.545 317.37 -705.83 22.545 317.22 -695.83 22.544 317.06 -685.83 22.542 316.90 -675.83 22.540 316.75 -665.83 22.538 316.59 -655.83 22.534 316.43 -645.83 22.531 316.27 -635.83 22.526 316.12 -625.83 22.521 315.96 -615.83 22.516 315.80 -605.83 22.510 315.65 -595.83 22.503 315.49 -585.83 22.496 315.33 -575.83 22.488 315.17 -565.83 22.479 315.02 -555.83 22.470 314.86 -545.83 22.460 314.70 -535.83 22.449 314.54 -525.83 22.438 314.38 -515.83 22.426 314.23 -505.83 22.414 314.07 -495.83 22.401 313.91 -485.83 22.387 313.75 -475.83 22.372 313.59 -465.83 22.357 313.43 -455.83 22.341 313.27 -445.83 22.325 313.11 -435.83 22.307 312.95 -425.83 22.289 312.79 -415.83 22.270 312.63 -405.83 22.251 312.47 -395.83 22.230 312.31 -385.83 22.209 312.15 -375.83 22.187 311.99 -365.83 22.165 311.82 -355.83 22.141 311.66 -345.83 22.117 311.50 -335.83 22.092 311.34 -325.83 22.066 311.17 -315.83 22.039 311.01 -305.83 22.011 310.84 -295.83 21.983 310.68 -285.83 21.953 310.51 -275.83 21.923 310.35 -265.83 21.892 310.18 -255.83 21.860 310.02 -245.83 21.827 309.85 -235.83 21.793 309.68 -225.83 21.758 309.51 -215.83 21.722 309.35 -205.83 21.685 309.18 -195.83 21.647 309.01 -185.83 21.609 308.84 -175.83 21.569 308.67 -165.83 21.528 308.49 -155.83 21.486 308.32 -145.83 21.443 308.15 -135.83 21.399 307.97 -125.83 21.354 307.80 -115.83 21.307 307.63 -105.83 21.260 307.45 -95.83 21.211 307.27 -85.83 21.162 307.09 -75.83 21.111 306.92 -65.83 21.059 306.74 -55.83 21.006 306.56 -45.83 20.951 306.38 -35.83 20.895 306.19 -25.83 20.838 306.01 -15.83 20.780 305.83 -5.83 20.720 305.64 4.17 20.659 305.46 14.17 20.597 305.27 24.17 20.533 305.08 34.17 20.468 304.89 44.17 20.401 304.70 54.17 20.333 304.51 64.17 20.264 304.31 74.17 20.193 304.12 84.17 20.120 303.92 94.17 20.046 303.73 104.17 19.970 303.53 114.17 19.893 303.33 124.17 19.814 303.12 134.17 19.733 302.92 144.17 19.651 302.71 154.17 19.567 302.51 164.17 19.481 302.30 174.17 19.393 302.09 184.17 19.304 301.87 194.17 19.212 301.66 204.17 19.119 301.44 214.17 19.023 301.22 224.17 18.926 301.00 234.17 18.827 300.78 244.17 18.725 300.55 254.17 18.622 300.32 264.17 18.516 300.09 274.17 18.408 299.86 284.17 18.298 299.62 294.17 18.185 299.38 304.17 18.070 299.14 314.17 17.953 298.90 324.17 17.833 298.65 334.17 17.710 298.39 344.17 17.585 298.14 354.17 17.457 297.88 364.17 17.327 297.61 374.17 17.194 297.35 384.17 17.058 297.08 394.17 16.918 296.80 404.17 16.776 296.52 414.17 16.631 296.23 424.17 16.483 295.94 434.17 16.331 295.65 444.17 16.176 295.34 454.17 16.018 295.04 464.17 15.856 294.72 474.17 15.690 294.40 484.17 15.521 294.08 494.17 15.348 293.74 504.17 15.170 293.40 514.17 14.989 293.05 524.17 14.804 292.69 534.17 14.614 292.32 544.17 14.420 291.94 554.17 14.221 291.55 564.17 14.018 291.16 574.17 13.809 290.74 584.17 13.596 290.32 594.17 13.378 289.88 604.17 13.154 289.43 614.17 12.924 288.96 624.17 12.689 288.47 634.17 12.448 287.97 644.17 12.201 287.44 654.17 11.948 286.90 664.17 11.688 286.33 674.17 11.421 285.73 684.17 11.148 285.10 694.17 10.867 284.45 704.17 10.580 283.75 714.17 10.284 283.02 724.17 9.982 282.25 734.17 9.671 281.42 744.17 9.352 280.54 754.17 9.025 279.60 764.17 8.689 278.58 774.17 8.346 277.48 784.17 7.993 276.29 794.17 7.633 274.98 804.17 7.264 273.54 814.17 6.888 271.95 824.17 6.505 270.17 834.17 6.115 268.17 844.17 5.720 265.89 854.17 5.322 263.28 864.17 4.924 260.23 874.17 4.527 256.66 884.17 4.139 252.40 894.17 3.764 247.29 904.17 3.413 241.08 914.17 3.099 233.53 924.17 2.838 224.44 934.17 2.651 213.79 944.17 2.555 201.95 954.17 2.563 189.69 964.17 2.673 177.99 974.17 2.872 167.56 984.17 3.139 158.69 994.17 3.455 151.33 1004.17 3.803 145.26 1014.17 4.169 140.23 1024.17 4.545 136.02 1034.17 4.923 132.46 1044.17 5.298 129.41 1054.17 5.666 126.75 1064.17 6.026 124.42 1074.17 6.375 122.35 1084.17 6.712 120.49 1094.17 7.037 118.80 1104.17 7.349 117.26 1114.17 7.647 115.84 1124.17 7.933 114.53 1134.17 8.207 113.30 1144.17 8.468 112.16 1154.17 8.717 111.08 1164.17 8.954 110.06 1174.17 9.181 109.09 1184.17 9.397 108.17 1194.17 9.602 107.28 1204.17 9.798 106.44 1214.17 9.985 105.62 1224.17 10.164 104.84 1234.17 10.334 104.08 1244.17 10.496 103.34 1254.17 10.650 102.63 1264.17 10.798 101.94 1274.17 10.938 101.26 1284.17 11.072 100.60 1294.17 11.200 99.96 1304.17 11.323 99.33 1314.17 11.439 98.72 1324.17 11.551 98.12 1334.17 11.657 97.52 1344.17 11.759 96.94 1354.17 11.855 96.37 1364.17 11.948 95.81 1374.17 12.037 95.25 1384.17 12.121 94.71 1394.17 12.202 94.17 1404.17 12.279 93.64 1414.17 12.353 93.11 1424.17 12.423 92.59 1434.17 12.490 92.08 1444.17 12.554 91.57 1454.17 12.616 91.07 1464.17 12.674 90.57 1474.17 12.730 90.08 1484.17 12.783 89.59 1494.17 12.834 89.10 1504.17 12.883 88.62 1514.17 12.929 88.14 1524.17 12.974 87.67 1534.17 13.016 87.19 1544.17 13.056 86.72 1554.17 13.095 86.26 1564.17 13.131 85.80 1574.17 13.166 85.33 1584.17 13.199 84.88 1594.17 13.231 84.42 1604.17 13.261 83.97 1614.17 13.290 83.51 1624.17 13.317 83.06 1634.17 13.343 82.61 1644.17 13.367 82.17 1654.17 13.391 81.72 1664.17 13.413 81.28 1674.17 13.434 80.84 1684.17 13.454 80.40 1694.17 13.473 79.96 1704.17 13.490 79.52 1714.17 13.507 79.08 1724.17 13.523 78.64 1734.17 13.538 78.21 1744.17 13.552 77.77 1754.17 13.566 77.34 1764.17 13.578 76.91 1774.17 13.590 76.48 1784.17 13.601 76.05 1794.17 13.612 75.62 1804.17 13.622 75.19 1814.17 13.631 74.76 1824.17 13.639 74.33 1834.17 13.647 73.90 1844.17 13.655 73.47 1854.17 13.662 73.04 1864.17 13.668 72.62 1874.17 13.674 72.19 1884.17 13.679 71.77 1894.17 13.685 71.34 1904.17 13.689 70.91 1914.17 13.693 70.49 1924.17 13.697 70.06 1934.17 13.701 69.64 1944.17 13.704 69.22 1954.17 13.707 68.79 1964.17 13.710 68.37 1974.17 13.712 67.94 1984.17 13.715 67.52 1994.17 13.717 67.10 2004.17 13.718 66.67 2014.17 13.720 66.25 2024.17 13.721 65.83 2034.17 13.722 65.40 2044.17 13.723 64.98 2054.17 13.724 64.56 2064.17 13.725 64.13 2074.17 13.726 63.71 2084.17 13.726 63.29 2094.17 13.727 62.86 2104.17 13.727 62.44 2114.17 13.728 62.02 2124.17 13.728 61.60 2134.17 13.728 61.17 2144.17 13.729 60.75 2154.17 13.729 60.33 2164.17 13.729 59.90 2174.17 13.729 59.48 2184.17 13.730 59.06 2194.17 13.730 58.64 2204.17 13.730 58.21 2214.17 13.731 57.79 2224.17 13.731 57.37 2234.17 13.732 56.95 2244.17 13.732 56.52 2254.17 13.733 56.10 2264.17 13.734 55.68 2274.17 13.735 55.26 2284.17 13.736 54.83 2294.17 13.737 54.41 2304.17 13.738 53.99 2314.17 13.739 53.57 2324.17 13.741 53.14 2334.17 13.742 52.72 2344.17 13.744 52.30 2354.17 13.746 51.88 2364.17 13.748 51.46 2374.17 13.751 51.04 2384.17 13.753 50.61 2394.17 13.756 50.19 2404.17 13.759 49.77 2414.17 13.762 49.35 2424.17 13.765 48.93 2434.17 13.768 48.51 2444.17 13.772 48.09 2454.17 13.776 47.67 2464.17 13.780 47.25 2474.17 13.784 46.83 2484.17 13.789 46.41 2494.17 13.793 45.99 2504.17 13.798 45.57 2514.17 13.804 45.16 2524.17 13.809 44.74 2534.17 13.815 44.32 2544.17 13.821 43.90 2554.17 13.827 43.49 2564.17 13.834 43.07 2574.17 13.840 42.65 2584.17 13.847 42.24 2594.17 13.855 41.82 2604.17 13.862 41.41 2614.17 13.870 40.99 2624.17 13.878 40.58 2634.17 13.886 40.16 2644.17 13.895 39.75 2654.17 13.904 39.34 2664.17 13.913 38.93 2674.17 13.923 38.52 2684.17 13.933 38.11 2694.17 13.943 37.69 2704.17 13.953 37.29 2714.17 13.964 36.88 2724.17 13.975 36.47 2734.17 13.986 36.06 2744.17 13.997 35.65 2754.17 14.009 35.25 2764.17 14.021 34.84 2774.17 14.034 34.44 2784.17 14.046 34.03 2794.17 14.059 33.63 2804.17 14.073 33.23 2814.17 14.086 32.82 2824.17 14.100 32.42 2834.17 14.114 32.02 2844.17 14.129 31.62 2854.17 14.144 31.22 2864.17 14.159 30.83 2874.17 14.174 30.43 2884.17 14.190 30.03 2894.17 14.206 29.64 2904.17 14.222 29.24 2914.17 14.239 28.85 2924.17 14.256 28.46 2934.17 14.273 28.07 2944.17 14.291 27.67 2954.17 14.308 27.28 2964.17 14.326 26.90 2974.17 14.345 26.51 2984.17 14.364 26.12 2994.17 14.383 25.74 3004.17 14.402 25.35 3014.17 14.421 24.97 3024.17 14.441 24.58 3034.17 14.462 24.20 3044.17 14.482 23.82 3054.17 14.503 23.44 3064.17 14.524 23.06 3074.17 14.545 22.69 3084.17 14.567 22.31 3094.17 14.589 21.94 3104.17 14.611 21.56 3114.17 14.633 21.19 3124.17 14.656 20.82 3134.17 14.679 20.45 3144.17 14.702 20.08 3154.17 14.726 19.71 3164.17 14.750 19.34 3174.17 14.774 18.98 3184.17 14.798 18.61 3194.17 14.823 18.25 3204.17 14.847 17.89 3214.17 14.873 17.53 3224.17 14.898 17.17 3234.17 14.924 16.81 3244.17 14.950 16.45 3254.17 14.976 16.10 3264.17 15.002 15.74 3274.17 15.029 15.39 3284.17 15.056 15.04 3294.17 15.083 14.69 3304.17 15.110 14.34 3314.17 15.138 13.99 3324.17 15.166 13.64 3334.17 15.194 13.29 3344.17 15.222 12.95 3354.17 15.251 12.61 3364.17 15.280 12.26 3374.17 15.309 11.92 3384.17 15.338 11.58 3394.17 15.367 11.25 3404.17 15.397 10.91 3414.17 15.427 10.57 3424.17 15.457 10.24 3434.17 15.487 9.91 3444.17 15.518 9.58 3454.17 15.549 9.25 3464.17 15.580 8.92 3474.17 15.611 8.59 3484.17 15.642 8.26 3494.17 15.674 7.94 3504.17 15.705 7.61 3514.17 15.737 7.29 3524.17 15.769 6.97 3534.17 15.801 6.65 3544.17 15.834 6.33 3554.17 15.867 6.01 3564.17 15.899 5.70 3574.17 15.932 5.38 3584.17 15.965 5.07 3594.17 15.999 4.76 3604.17 16.032 4.45 3614.17 16.066 4.14 3624.17 16.100 3.83 3634.17 16.134 3.52 3644.17 16.168 3.22 3654.17 16.202 2.91 3664.17 16.236 2.61 3674.17 16.271 2.31 3684.17 16.306 2.01 3694.17 16.340 1.71 3704.17 16.375 1.41 3714.17 16.411 1.12 3724.17 16.446 0.82 3734.17 16.481 0.53 3744.17 16.517 0.23 3754.17 16.552 359.94 3764.17 16.588 359.65 3774.17 16.624 359.36 3784.17 16.660 359.08 3794.17 16.696 358.79 3804.17 16.732 358.50 3814.17 16.768 358.22 3824.17 16.805 357.94 3834.17 16.841 357.66 3844.17 16.878 357.37 3854.17 16.914 357.10 3864.17 16.951 356.82 3874.17 16.988 356.54 3884.17 17.025 356.27 3894.17 17.062 355.99 3904.17 17.099 355.72 3914.17 17.136 355.45 3924.17 17.173 355.18 3934.17 17.211 354.91 3944.17 17.248 354.64 3954.17 17.286 354.37 3964.17 17.323 354.10 3974.17 17.361 353.84 3984.17 17.398 353.58 3994.17 17.436 353.31 4004.17 17.474 353.05 4014.17 17.512 352.79 4024.17 17.549 352.53 4034.17 17.587 352.27 4044.17 17.625 352.02 4054.17 17.663 351.76 4064.17 17.701 351.51 4074.17 17.739 351.25 4084.17 17.777 351.00 4094.17 17.816 350.75 4104.17 17.854 350.50 4114.17 17.892 350.25 4124.17 17.930 350.00 4134.17 17.968 349.75 4144.17 18.006 349.51 4154.17 18.045 349.26 4164.17 18.083 349.02 4174.17 18.121 348.77 4184.17 18.159 348.53 4194.17 18.198 348.29 4204.17 18.236 348.05 4214.17 18.274 347.81 4224.17 18.312 347.57 4234.17 18.351 347.33 4244.17 18.389 347.10 4254.17 18.427 346.86 4264.17 18.465 346.63 4274.17 18.503 346.40 4284.17 18.542 346.16 4294.17 18.580 345.93 4304.17 18.618 345.70 4314.17 18.656 345.47 4324.17 18.694 345.24 4334.17 18.732 345.02 4344.17 18.770 344.79 4354.17 18.808 344.56 4364.17 18.846 344.34 4374.17 18.884 344.12 4384.17 18.921 343.89 4394.17 18.959 343.67 4404.17 18.997 343.45 4414.17 19.034 343.23 4424.17 19.072 343.01 4434.17 19.110 342.79 4444.17 19.147 342.57 4454.17 19.184 342.36 4464.17 19.222 342.14 4474.17 19.259 341.92 4484.17 19.296 341.71 4494.17 19.333 341.50 4504.17 19.370 341.28 4514.17 19.407 341.07 4524.17 19.444 340.86 4534.17 19.481 340.65 4544.17 19.518 340.44 4554.17 19.554 340.23 4564.17 19.591 340.02 4574.17 19.627 339.82 4584.17 19.664 339.61 4594.17 19.700 339.40 4604.17 19.736 339.20 4614.17 19.772 339.00 4624.17 19.808 338.79 4634.17 19.844 338.59 4644.17 19.880 338.39 4654.17 19.915 338.19 4664.17 19.951 337.99 4674.17 19.986 337.79 4684.17 20.021 337.59 4694.17 20.056 337.39 4704.17 20.091 337.19 4714.17 20.126 336.99 4724.17 20.161 336.80 4734.17 20.196 336.60 4744.17 20.230 336.41 4754.17 20.264 336.21 4764.17 20.299 336.02 4774.17 20.333 335.82 4784.17 20.366 335.63 4794.17 20.400 335.44 4804.17 20.434 335.25 4814.17 20.467 335.06 4824.17 20.500 334.87 4834.17 20.534 334.68 4844.17 20.567 334.49 4854.17 20.599 334.30 4864.17 20.632 334.12 4874.17 20.664 333.93 4884.17 20.697 333.74 4894.17 20.729 333.56 4904.17 20.761 333.37 4914.17 20.792 333.19 4924.17 20.824 333.00 4934.17 20.855 332.82 4944.17 20.887 332.64 4954.17 20.918 332.45 4964.17 20.948 332.27 4974.17 20.979 332.09 4984.17 21.009 331.91 4994.17 21.040 331.73 5004.17 21.070 331.55 5014.17 21.099 331.37 5024.17 21.129 331.19 5034.17 21.158 331.01 5044.17 21.187 330.84 5054.17 21.216 330.66 5064.17 21.245 330.48 5074.17 21.274 330.31 5084.17 21.302 330.13 5094.17 21.330 329.95 5104.17 21.358 329.78 5114.17 21.385 329.60 5124.17 21.413 329.43 5134.17 21.440 329.26 5144.17 21.466 329.08 5154.17 21.493 328.91 5164.17 21.519 328.74 5174.17 21.546 328.57 5184.17 21.571 328.40 5194.17 21.597 328.22 5204.17 21.622 328.05 5214.17 21.647 327.88 5224.17 21.672 327.71 5234.17 21.697 327.54 5244.17 21.721 327.38 5254.17 21.745 327.21 5264.17 21.769 327.04 5274.17 21.792 326.87 5284.17 21.815 326.70 5294.17 21.838 326.54 5304.17 21.860 326.37 5314.17 21.883 326.20
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:34:44 |