| WDS: | STT424AB | WDS ID/Discoverer |
| P: | 1629.000 | Orbital period (years) |
| a: | 0.547 | Semi-major axis (arcseconds) |
| i: | 121.2 | Inclination (degrees) |
| Ω: | 128.2 | Longitude of ascending node (degrees) |
| T: | 1686.300 | Epoch of periastron passage (year) |
| e: | 0.223 | Eccentricity |
| ω: | 89.9 | Longitude of periastron (degrees) |
| Start-Year: | 1210.5 | Year |
| End-Year: | 2839.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STT424AB |
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| Position: | 205916.45+153421.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 20593+1534 | WDS designation |
| Discoverer Code: | STT424AB | Discover designation and components |
| ADS number: | 14505 | Aitken Double Star catalog |
| HD number: | 199839 | HD catalog number |
| Hipparcos number: | 103584 | Hipparcos catalog number |
| V1: | 8.43 | Magnitude of the primary |
| V2: | 9.39 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | Date of last observation | |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | PkO2018b | 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 0.536 302.57 -------------------------- 1210.50 0.513 149.99 1220.50 0.517 148.73 1230.50 0.521 147.49 1240.50 0.525 146.27 1250.50 0.528 145.07 1260.50 0.531 143.88 1270.50 0.533 142.70 1280.50 0.535 141.53 1290.50 0.537 140.37 1300.50 0.538 139.21 1310.50 0.538 138.06 1320.50 0.538 136.90 1330.50 0.537 135.75 1340.50 0.536 134.59 1350.50 0.535 133.43 1360.50 0.532 132.25 1370.50 0.529 131.07 1380.50 0.526 129.87 1390.50 0.521 128.65 1400.50 0.516 127.41 1410.50 0.511 126.14 1420.50 0.505 124.85 1430.50 0.498 123.52 1440.50 0.490 122.15 1450.50 0.482 120.73 1460.50 0.473 119.27 1470.50 0.463 117.74 1480.50 0.453 116.15 1490.50 0.442 114.48 1500.50 0.430 112.73 1510.50 0.418 110.87 1520.50 0.406 108.90 1530.50 0.392 106.80 1540.50 0.379 104.56 1550.50 0.365 102.14 1560.50 0.351 99.53 1570.50 0.336 96.70 1580.50 0.322 93.61 1590.50 0.307 90.24 1600.50 0.293 86.54 1610.50 0.280 82.47 1620.50 0.267 78.00 1630.50 0.255 73.10 1640.50 0.245 67.74 1650.50 0.236 61.94 1660.50 0.228 55.73 1670.50 0.223 49.17 1680.50 0.221 42.38 1690.50 0.220 35.50 1700.50 0.223 28.68 1710.50 0.227 22.06 1720.50 0.234 15.77 1730.50 0.243 9.88 1740.50 0.253 4.43 1750.50 0.264 359.43 1760.50 0.277 354.87 1770.50 0.291 350.72 1780.50 0.304 346.95 1790.50 0.319 343.50 1800.50 0.333 340.36 1810.50 0.348 337.48 1820.50 0.362 334.82 1830.50 0.376 332.37 1840.50 0.390 330.09 1850.50 0.403 327.96 1860.50 0.416 325.97 1870.50 0.428 324.09 1880.50 0.440 322.31 1890.50 0.451 320.63 1900.50 0.461 319.02 1910.50 0.471 317.48 1920.50 0.480 316.01 1930.50 0.488 314.58 1940.50 0.496 313.20 1950.50 0.503 311.87 1960.50 0.510 310.57 1970.50 0.515 309.30 1980.50 0.521 308.05 1990.50 0.525 306.83 2000.50 0.529 305.63 2010.50 0.532 304.44 2020.50 0.534 303.27 2030.50 0.536 302.10 2040.50 0.538 300.94 2050.50 0.538 299.79 2060.50 0.539 298.64 2070.50 0.538 297.49 2080.50 0.537 296.33 2090.50 0.536 295.18 2100.50 0.534 294.01 2110.50 0.532 292.84 2120.50 0.529 291.65 2130.50 0.526 290.45 2140.50 0.523 289.24 2150.50 0.519 288.01 2160.50 0.514 286.75 2170.50 0.510 285.48 2180.50 0.505 284.18 2190.50 0.500 282.86 2200.50 0.494 281.51 2210.50 0.489 280.13 2220.50 0.483 278.71 2230.50 0.477 277.26 2240.50 0.471 275.78 2250.50 0.464 274.25 2260.50 0.458 272.68 2270.50 0.451 271.06 2280.50 0.445 269.40 2290.50 0.438 267.68 2300.50 0.431 265.92 2310.50 0.425 264.10 2320.50 0.418 262.22 2330.50 0.412 260.28 2340.50 0.406 258.28 2350.50 0.399 256.22 2360.50 0.393 254.09 2370.50 0.388 251.90 2380.50 0.382 249.65 2390.50 0.377 247.33 2400.50 0.372 244.95 2410.50 0.368 242.51 2420.50 0.363 240.01 2430.50 0.360 237.45 2440.50 0.356 234.85 2450.50 0.353 232.19 2460.50 0.351 229.50 2470.50 0.349 226.78 2480.50 0.348 224.02 2490.50 0.347 221.25 2500.50 0.347 218.48 2510.50 0.347 215.70 2520.50 0.348 212.93 2530.50 0.349 210.17 2540.50 0.351 207.44 2550.50 0.353 204.74 2560.50 0.356 202.08 2570.50 0.359 199.46 2580.50 0.363 196.89 2590.50 0.367 194.38 2600.50 0.371 191.92 2610.50 0.376 189.53 2620.50 0.381 187.20 2630.50 0.386 184.93 2640.50 0.392 182.73 2650.50 0.398 180.59 2660.50 0.404 178.51 2670.50 0.410 176.50 2680.50 0.417 174.55 2690.50 0.423 172.66 2700.50 0.430 170.82 2710.50 0.437 169.04 2720.50 0.443 167.32 2730.50 0.450 165.64 2740.50 0.456 164.02 2750.50 0.463 162.44 2760.50 0.469 160.90 2770.50 0.475 159.40 2780.50 0.482 157.94 2790.50 0.487 156.52 2800.50 0.493 155.13 2810.50 0.499 153.77 2820.50 0.504 152.44 2830.50 0.509 151.14
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:21:05 |