| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:09:47 |
| WDS: | STF2596 | WDS ID/Discoverer |
| P: | 2971.086 | Orbital period (years) |
| a: | 8.50966 | Semi-major axis (arcseconds) |
| i: | 102.104 | Inclination (degrees) |
| Ω: | 54.788 | Longitude of ascending node (degrees) |
| T: | 2354.196 | Epoch of periastron passage (year) |
| e: | 0.8412 | Eccentricity |
| ω: | 242.962 | Longitude of periastron (degrees) |
| Start-Year: | 540.0 | Year |
| End-Year: | 3510.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 195401.95+151731.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19540+1518 | WDS designation |
| Discoverer Code: | STF2596 | Discover designation and components |
| ADS number: | 13082 | Aitken Double Star catalog |
| HD number: | 188328 | HD catalog number |
| Hipparcos number: | 97922 | Hipparcos catalog number |
| V1: | 7.29 | Magnitude of the primary |
| V2: | 8.68 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 1.977 295.3 ------------------------- 540.0 8.780 37.2 550.0 8.756 37.1 560.0 8.732 37.0 570.0 8.707 36.8 580.0 8.682 36.7 590.0 8.656 36.6 600.0 8.629 36.4 610.0 8.602 36.3 620.0 8.574 36.2 630.0 8.545 36.0 640.0 8.516 35.9 650.0 8.487 35.8 660.0 8.456 35.6 670.0 8.426 35.5 680.0 8.394 35.3 690.0 8.362 35.2 700.0 8.330 35.1 710.0 8.297 34.9 720.0 8.263 34.8 730.0 8.229 34.6 740.0 8.194 34.5 750.0 8.159 34.3 760.0 8.123 34.2 770.0 8.086 34.0 780.0 8.050 33.9 790.0 8.012 33.7 800.0 7.974 33.6 810.0 7.936 33.4 820.0 7.897 33.2 830.0 7.857 33.1 840.0 7.817 32.9 850.0 7.777 32.8 860.0 7.736 32.6 870.0 7.694 32.4 880.0 7.653 32.3 890.0 7.610 32.1 900.0 7.567 31.9 910.0 7.524 31.7 920.0 7.480 31.6 930.0 7.436 31.4 940.0 7.391 31.2 950.0 7.346 31.0 960.0 7.300 30.8 970.0 7.254 30.6 980.0 7.207 30.5 990.0 7.160 30.3 1000.0 7.113 30.1 1010.0 7.065 29.9 1020.0 7.017 29.7 1030.0 6.968 29.5 1040.0 6.919 29.3 1050.0 6.869 29.1 1060.0 6.819 28.8 1070.0 6.769 28.6 1080.0 6.718 28.4 1090.0 6.667 28.2 1100.0 6.615 28.0 1110.0 6.563 27.7 1120.0 6.511 27.5 1130.0 6.458 27.3 1140.0 6.405 27.0 1150.0 6.351 26.8 1160.0 6.297 26.5 1170.0 6.243 26.3 1180.0 6.189 26.0 1190.0 6.134 25.8 1200.0 6.078 25.5 1210.0 6.023 25.2 1220.0 5.966 24.9 1230.0 5.910 24.7 1240.0 5.853 24.4 1250.0 5.796 24.1 1260.0 5.739 23.8 1270.0 5.681 23.5 1280.0 5.623 23.2 1290.0 5.565 22.8 1300.0 5.507 22.5 1310.0 5.448 22.2 1320.0 5.388 21.8 1330.0 5.329 21.5 1340.0 5.269 21.1 1350.0 5.209 20.8 1360.0 5.149 20.4 1370.0 5.089 20.0 1380.0 5.028 19.6 1390.0 4.967 19.2 1400.0 4.906 18.8 1410.0 4.845 18.4 1420.0 4.783 18.0 1430.0 4.721 17.5 1440.0 4.659 17.1 1450.0 4.597 16.6 1460.0 4.535 16.2 1470.0 4.473 15.7 1480.0 4.410 15.2 1490.0 4.348 14.6 1500.0 4.285 14.1 1510.0 4.222 13.6 1520.0 4.160 13.0 1530.0 4.097 12.4 1540.0 4.034 11.8 1550.0 3.971 11.2 1560.0 3.908 10.5 1570.0 3.845 9.9 1580.0 3.783 9.2 1590.0 3.720 8.5 1600.0 3.658 7.8 1610.0 3.595 7.0 1620.0 3.533 6.2 1630.0 3.471 5.4 1640.0 3.410 4.6 1650.0 3.348 3.7 1660.0 3.287 2.8 1670.0 3.227 1.9 1680.0 3.166 0.9 1690.0 3.107 359.9 1700.0 3.048 358.8 1710.0 2.989 357.7 1720.0 2.931 356.6 1730.0 2.874 355.4 1740.0 2.818 354.2 1750.0 2.762 352.9 1760.0 2.708 351.6 1770.0 2.654 350.2 1780.0 2.602 348.7 1790.0 2.551 347.2 1800.0 2.501 345.7 1810.0 2.452 344.1 1820.0 2.406 342.4 1830.0 2.360 340.6 1840.0 2.317 338.8 1850.0 2.275 336.9 1860.0 2.236 335.0 1870.0 2.199 332.9 1880.0 2.164 330.8 1890.0 2.131 328.7 1900.0 2.101 326.5 1910.0 2.074 324.2 1920.0 2.049 321.8 1930.0 2.028 319.4 1940.0 2.009 317.0 1950.0 1.993 314.5 1960.0 1.981 312.0 1970.0 1.972 309.5 1980.0 1.966 306.9 1990.0 1.963 304.3 2000.0 1.963 301.7 2010.0 1.967 299.1 2020.0 1.973 296.6 2030.0 1.983 294.0 2040.0 1.995 291.5 2050.0 2.010 289.0 2060.0 2.028 286.6 2070.0 2.048 284.2 2080.0 2.070 281.9 2090.0 2.095 279.6 2100.0 2.121 277.3 2110.0 2.148 275.1 2120.0 2.177 273.0 2130.0 2.206 270.9 2140.0 2.236 268.9 2150.0 2.267 267.0 2160.0 2.297 265.0 2170.0 2.326 263.2 2180.0 2.354 261.4 2190.0 2.381 259.6 2200.0 2.405 257.9 2210.0 2.426 256.2 2220.0 2.443 254.5 2230.0 2.455 252.8 2240.0 2.460 251.2 2250.0 2.458 249.5 2260.0 2.445 247.9 2270.0 2.419 246.2 2280.0 2.377 244.5 2290.0 2.312 242.7 2300.0 2.219 240.7 2310.0 2.088 238.6 2320.0 1.904 236.1 2330.0 1.650 233.0 2340.0 1.306 228.4 2350.0 0.866 219.7 2360.0 0.403 190.5 2370.0 0.424 101.4 2380.0 0.905 74.8 2390.0 1.395 67.0 2400.0 1.847 63.1 2410.0 2.258 60.7 2420.0 2.632 59.1 2430.0 2.975 57.8 2440.0 3.290 56.8 2450.0 3.581 56.0 2460.0 3.852 55.2 2470.0 4.104 54.6 2480.0 4.341 54.0 2490.0 4.564 53.5 2500.0 4.774 53.1 2510.0 4.972 52.7 2520.0 5.160 52.3 2530.0 5.338 51.9 2540.0 5.508 51.6 2550.0 5.669 51.3 2560.0 5.823 51.0 2570.0 5.970 50.7 2580.0 6.111 50.4 2590.0 6.246 50.1 2600.0 6.375 49.9 2610.0 6.498 49.7 2620.0 6.617 49.4 2630.0 6.731 49.2 2640.0 6.840 49.0 2650.0 6.945 48.8 2660.0 7.047 48.6 2670.0 7.144 48.4 2680.0 7.237 48.2 2690.0 7.327 48.0 2700.0 7.414 47.8 2710.0 7.497 47.6 2720.0 7.578 47.5 2730.0 7.655 47.3 2740.0 7.730 47.1 2750.0 7.801 46.9 2760.0 7.870 46.8 2770.0 7.937 46.6 2780.0 8.001 46.5 2790.0 8.063 46.3 2800.0 8.122 46.2 2810.0 8.179 46.0 2820.0 8.234 45.9 2830.0 8.287 45.7 2840.0 8.337 45.6 2850.0 8.386 45.4 2860.0 8.433 45.3 2870.0 8.478 45.2 2880.0 8.521 45.0 2890.0 8.562 44.9 2900.0 8.602 44.7 2910.0 8.640 44.6 2920.0 8.676 44.5 2930.0 8.711 44.3 2940.0 8.744 44.2 2950.0 8.775 44.1 2960.0 8.806 44.0 2970.0 8.834 43.8 2980.0 8.861 43.7 2990.0 8.887 43.6 3000.0 8.911 43.5 3010.0 8.934 43.3 3020.0 8.956 43.2 3030.0 8.976 43.1 3040.0 8.995 43.0 3050.0 9.013 42.8 3060.0 9.030 42.7 3070.0 9.045 42.6 3080.0 9.060 42.5 3090.0 9.073 42.3 3100.0 9.085 42.2 3110.0 9.096 42.1 3120.0 9.105 42.0 3130.0 9.114 41.9 3140.0 9.122 41.7 3150.0 9.128 41.6 3160.0 9.134 41.5 3170.0 9.138 41.4 3180.0 9.142 41.3 3190.0 9.145 41.1 3200.0 9.146 41.0 3210.0 9.147 40.9 3220.0 9.147 40.8 3230.0 9.145 40.7 3240.0 9.143 40.6 3250.0 9.140 40.4 3260.0 9.136 40.3 3270.0 9.132 40.2 3280.0 9.126 40.1 3290.0 9.120 40.0 3300.0 9.112 39.8 3310.0 9.104 39.7 3320.0 9.095 39.6 3330.0 9.085 39.5 3340.0 9.075 39.4 3350.0 9.064 39.2 3360.0 9.051 39.1 3370.0 9.038 39.0 3380.0 9.025 38.9 3390.0 9.010 38.7 3400.0 8.995 38.6 3410.0 8.979 38.5 3420.0 8.963 38.4 3430.0 8.946 38.3 3440.0 8.928 38.1 3450.0 8.909 38.0 3460.0 8.889 37.9 3470.0 8.869 37.8 3480.0 8.849 37.6 3490.0 8.827 37.5 3500.0 8.805 37.4