| WDS: | STF3121AB | WDS ID/Discoverer |
| P: | 34.170 | Orbital period (years) |
| a: | 0.68 | Semi-major axis (arcseconds) |
| i: | 76.0 | Inclination (degrees) |
| Ω: | 24.0 | Longitude of ascending node (degrees) |
| T: | 1981.000 | Epoch of periastron passage (year) |
| e: | 0.32 | Eccentricity |
| ω: | 131.0 | Longitude of periastron (degrees) |
| Start-Year: | 2007.915 | Year |
| End-Year: | 2042.085 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF3121AB |
||
| Position: | 091753.45+283337.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 09179+2834 | WDS designation |
| Discoverer Code: | STF3121AB | Discover designation and components |
| ADS number: | 7284 | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 45617 | Hipparcos catalog number |
| V1: | 7.9 | Magnitude of the primary |
| V2: | 8.0 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | Date of last observation | |
| Orbit grade: | 1 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Sod1999 | 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 0.218 318.16 -------------------------- 2007.91 0.666 28.48 2008.01 0.659 28.73 2008.11 0.652 28.99 2008.21 0.644 29.26 2008.31 0.636 29.53 2008.41 0.628 29.81 2008.51 0.620 30.10 2008.61 0.612 30.39 2008.71 0.603 30.69 2008.81 0.595 31.00 2008.91 0.586 31.32 2009.01 0.577 31.66 2009.11 0.567 32.00 2009.21 0.558 32.35 2009.31 0.548 32.72 2009.41 0.538 33.09 2009.51 0.528 33.49 2009.61 0.518 33.90 2009.71 0.507 34.32 2009.81 0.496 34.76 2009.91 0.485 35.23 2010.01 0.474 35.71 2010.11 0.463 36.22 2010.21 0.452 36.75 2010.31 0.440 37.32 2010.41 0.428 37.91 2010.51 0.416 38.54 2010.61 0.404 39.20 2010.71 0.392 39.90 2010.81 0.379 40.65 2010.91 0.367 41.46 2011.01 0.354 42.32 2011.11 0.341 43.24 2011.21 0.328 44.24 2011.31 0.315 45.31 2011.41 0.302 46.48 2011.51 0.289 47.76 2011.61 0.276 49.16 2011.71 0.263 50.70 2011.81 0.250 52.40 2011.91 0.237 54.29 2012.01 0.224 56.40 2012.11 0.211 58.76 2012.21 0.199 61.43 2012.31 0.186 64.45 2012.41 0.175 67.88 2012.51 0.164 71.79 2012.61 0.153 76.26 2012.71 0.144 81.34 2012.81 0.135 87.09 2012.91 0.129 93.52 2013.01 0.123 100.59 2013.11 0.120 108.15 2013.21 0.119 116.00 2013.31 0.120 123.87 2013.41 0.123 131.48 2013.51 0.128 138.61 2013.61 0.134 145.12 2013.71 0.143 150.95 2013.81 0.152 156.12 2013.91 0.162 160.66 2014.01 0.173 164.65 2014.11 0.185 168.15 2014.21 0.196 171.23 2014.31 0.209 173.95 2014.41 0.221 176.37 2014.51 0.234 178.53 2014.61 0.246 180.47 2014.71 0.259 182.23 2014.81 0.271 183.82 2014.91 0.284 185.26 2015.01 0.296 186.59 2015.11 0.308 187.82 2015.21 0.320 188.95 2015.31 0.332 190.00 2015.41 0.343 190.98 2015.51 0.355 191.89 2015.61 0.365 192.75 2015.71 0.376 193.57 2015.81 0.386 194.34 2015.91 0.396 195.07 2016.01 0.406 195.76 2016.11 0.415 196.42 2016.21 0.424 197.06 2016.31 0.432 197.67 2016.41 0.440 198.25 2016.51 0.448 198.82 2016.61 0.455 199.37 2016.71 0.462 199.90 2016.81 0.468 200.41 2016.91 0.475 200.92 2017.01 0.480 201.41 2017.11 0.485 201.89 2017.21 0.490 202.36 2017.31 0.495 202.82 2017.41 0.499 203.27 2017.51 0.502 203.71 2017.61 0.506 204.15 2017.71 0.508 204.59 2017.81 0.511 205.02 2017.91 0.513 205.44 2018.01 0.515 205.87 2018.11 0.516 206.29 2018.21 0.517 206.71 2018.31 0.518 207.12 2018.41 0.518 207.54 2018.51 0.518 207.95 2018.61 0.518 208.37 2018.71 0.517 208.79 2018.81 0.516 209.21 2018.91 0.515 209.63 2019.01 0.513 210.05 2019.11 0.511 210.47 2019.21 0.509 210.90 2019.31 0.507 211.34 2019.41 0.504 211.77 2019.51 0.501 212.21 2019.61 0.498 212.66 2019.71 0.495 213.11 2019.81 0.491 213.57 2019.91 0.487 214.04 2020.01 0.483 214.52 2020.11 0.479 215.00 2020.21 0.474 215.49 2020.31 0.470 215.99 2020.41 0.465 216.50 2020.51 0.460 217.02 2020.61 0.455 217.56 2020.71 0.449 218.11 2020.81 0.444 218.67 2020.91 0.438 219.24 2021.01 0.432 219.83 2021.11 0.426 220.44 2021.21 0.420 221.06 2021.31 0.414 221.70 2021.41 0.408 222.36 2021.51 0.402 223.04 2021.61 0.395 223.74 2021.71 0.389 224.47 2021.81 0.382 225.22 2021.91 0.375 226.00 2022.01 0.369 226.81 2022.11 0.362 227.64 2022.21 0.355 228.51 2022.31 0.348 229.41 2022.41 0.342 230.35 2022.51 0.335 231.33 2022.61 0.328 232.35 2022.71 0.321 233.41 2022.81 0.314 234.52 2022.91 0.307 235.67 2023.01 0.301 236.88 2023.11 0.294 238.14 2023.21 0.287 239.47 2023.31 0.281 240.85 2023.41 0.274 242.30 2023.51 0.268 243.82 2023.61 0.262 245.41 2023.71 0.256 247.08 2023.81 0.250 248.83 2023.91 0.244 250.67 2024.01 0.238 252.59 2024.11 0.233 254.60 2024.21 0.228 256.70 2024.31 0.223 258.89 2024.41 0.219 261.18 2024.51 0.215 263.56 2024.61 0.211 266.03 2024.71 0.207 268.59 2024.81 0.204 271.23 2024.91 0.201 273.95 2025.01 0.199 276.74 2025.11 0.197 279.59 2025.21 0.196 282.48 2025.31 0.195 285.42 2025.41 0.194 288.37 2025.51 0.194 291.33 2025.61 0.195 294.28 2025.71 0.196 297.21 2025.81 0.197 300.11 2025.91 0.199 302.96 2026.01 0.201 305.74 2026.11 0.204 308.46 2026.21 0.207 311.10 2026.31 0.211 313.66 2026.41 0.215 316.13 2026.51 0.219 318.51 2026.61 0.223 320.79 2026.71 0.228 322.98 2026.81 0.233 325.08 2026.91 0.239 327.08 2027.01 0.245 328.99 2027.11 0.250 330.82 2027.21 0.256 332.56 2027.31 0.263 334.21 2027.41 0.269 335.79 2027.51 0.276 337.30 2027.61 0.282 338.74 2027.71 0.289 340.10 2027.81 0.296 341.41 2027.91 0.303 342.66 2028.01 0.310 343.84 2028.11 0.317 344.98 2028.21 0.324 346.07 2028.31 0.332 347.10 2028.41 0.339 348.10 2028.51 0.346 349.05 2028.61 0.354 349.96 2028.71 0.361 350.83 2028.81 0.369 351.67 2028.91 0.376 352.47 2029.01 0.384 353.25 2029.11 0.391 353.99 2029.21 0.399 354.71 2029.31 0.406 355.40 2029.41 0.414 356.06 2029.51 0.421 356.70 2029.61 0.429 357.32 2029.71 0.436 357.92 2029.81 0.443 358.50 2029.91 0.451 359.05 2030.01 0.458 359.59 2030.11 0.466 0.12 2030.21 0.473 0.63 2030.31 0.480 1.12 2030.41 0.487 1.59 2030.51 0.495 2.06 2030.61 0.502 2.51 2030.71 0.509 2.94 2030.81 0.516 3.37 2030.91 0.523 3.78 2031.01 0.530 4.19 2031.11 0.537 4.58 2031.21 0.544 4.96 2031.31 0.550 5.33 2031.41 0.557 5.70 2031.51 0.564 6.05 2031.61 0.571 6.40 2031.71 0.577 6.74 2031.81 0.584 7.07 2031.91 0.590 7.40 2032.01 0.596 7.71 2032.11 0.603 8.02 2032.21 0.609 8.33 2032.31 0.615 8.63 2032.41 0.621 8.92 2032.51 0.627 9.21 2032.61 0.633 9.49 2032.71 0.639 9.76 2032.81 0.644 10.03 2032.91 0.650 10.30 2033.01 0.656 10.56 2033.11 0.661 10.82 2033.21 0.667 11.07 2033.31 0.672 11.32 2033.41 0.677 11.57 2033.51 0.682 11.81 2033.61 0.687 12.05 2033.71 0.692 12.28 2033.81 0.697 12.51 2033.91 0.702 12.74 2034.01 0.707 12.97 2034.11 0.711 13.19 2034.21 0.716 13.41 2034.31 0.720 13.62 2034.41 0.725 13.84 2034.51 0.729 14.05 2034.61 0.733 14.26 2034.71 0.737 14.47 2034.81 0.741 14.67 2034.91 0.745 14.87 2035.01 0.748 15.07 2035.11 0.752 15.27 2035.21 0.755 15.47 2035.31 0.759 15.66 2035.41 0.762 15.86 2035.51 0.765 16.05 2035.61 0.768 16.24 2035.71 0.771 16.43 2035.81 0.774 16.61 2035.91 0.777 16.80 2036.01 0.779 16.98 2036.11 0.782 17.17 2036.21 0.784 17.35 2036.31 0.786 17.53 2036.41 0.788 17.71 2036.51 0.790 17.89 2036.61 0.792 18.07 2036.71 0.794 18.24 2036.81 0.795 18.42 2036.91 0.797 18.60 2037.01 0.798 18.77 2037.11 0.799 18.95 2037.21 0.800 19.12 2037.31 0.801 19.30 2037.41 0.802 19.47 2037.51 0.803 19.64 2037.61 0.803 19.82 2037.71 0.804 19.99 2037.81 0.804 20.16 2037.91 0.804 20.33 2038.01 0.804 20.51 2038.11 0.804 20.68 2038.21 0.804 20.85 2038.31 0.803 21.03 2038.41 0.803 21.20 2038.51 0.802 21.37 2038.61 0.801 21.55 2038.71 0.800 21.72 2038.81 0.799 21.90 2038.91 0.797 22.07 2039.01 0.796 22.25 2039.11 0.794 22.42 2039.21 0.792 22.60 2039.31 0.790 22.78 2039.41 0.788 22.96 2039.51 0.786 23.14 2039.61 0.783 23.32 2039.71 0.780 23.50 2039.81 0.778 23.69 2039.91 0.775 23.87 2040.01 0.772 24.06 2040.11 0.768 24.25 2040.21 0.765 24.44 2040.31 0.761 24.63 2040.41 0.757 24.82 2040.51 0.753 25.02 2040.61 0.749 25.22 2040.71 0.745 25.42 2040.81 0.740 25.62 2040.91 0.735 25.83 2041.01 0.730 26.03 2041.11 0.725 26.24 2041.21 0.720 26.46 2041.31 0.715 26.68 2041.41 0.709 26.90 2041.51 0.703 27.12 2041.61 0.697 27.35 2041.71 0.691 27.58 2041.81 0.684 27.82 2041.91 0.678 28.06 2042.01 0.671 28.30
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:16:43 |