| WDS: | A1609AB | WDS ID/Discoverer |
| P: | 44.240 | Orbital period (years) |
| a: | 0.321 | Semi-major axis (arcseconds) |
| i: | 26.0 | Inclination (degrees) |
| Ω: | 40.4 | Longitude of ascending node (degrees) |
| T: | 1981.240 | Epoch of periastron passage (year) |
| e: | 0.52 | Eccentricity |
| ω: | 153.0 | Longitude of periastron (degrees) |
| Start-Year: | 2002.88 | Year |
| End-Year: | 2047.12 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A1609AB |
||
| Position: | 132548.12+442938.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13258+4430 | WDS designation |
| Discoverer Code: | A1609AB | Discover designation and components |
| ADS number: | 8901 | Aitken Double Star catalog |
| HD number: | 116878 | HD catalog number |
| Hipparcos number: | 65518 | Hipparcos catalog number |
| V1: | 9.49 | Magnitude of the primary |
| V2: | 8.79 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1989 | Date of last observation |
| Orbit grade: | 2 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Hei1991 | 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 0.161 222.94 -------------------------- 2002.88 0.477 14.44 2002.98 0.477 14.72 2003.08 0.478 15.00 2003.18 0.478 15.29 2003.28 0.478 15.57 2003.38 0.478 15.85 2003.48 0.478 16.13 2003.58 0.479 16.41 2003.68 0.479 16.69 2003.78 0.479 16.97 2003.88 0.479 17.26 2003.98 0.479 17.54 2004.08 0.479 17.82 2004.18 0.479 18.10 2004.28 0.479 18.38 2004.38 0.479 18.66 2004.48 0.479 18.94 2004.58 0.479 19.22 2004.68 0.479 19.50 2004.78 0.479 19.78 2004.88 0.479 20.06 2004.98 0.479 20.34 2005.08 0.479 20.62 2005.18 0.479 20.90 2005.28 0.479 21.18 2005.38 0.479 21.46 2005.48 0.479 21.74 2005.58 0.479 22.02 2005.68 0.479 22.30 2005.78 0.478 22.58 2005.88 0.478 22.86 2005.98 0.478 23.15 2006.08 0.478 23.43 2006.18 0.477 23.71 2006.28 0.477 23.99 2006.38 0.477 24.28 2006.48 0.477 24.56 2006.58 0.476 24.84 2006.68 0.476 25.13 2006.78 0.476 25.41 2006.88 0.475 25.70 2006.98 0.475 25.98 2007.08 0.474 26.27 2007.18 0.474 26.55 2007.28 0.474 26.84 2007.38 0.473 27.13 2007.48 0.473 27.41 2007.58 0.472 27.70 2007.68 0.472 27.99 2007.78 0.471 28.28 2007.88 0.471 28.57 2007.98 0.470 28.86 2008.08 0.469 29.15 2008.18 0.469 29.45 2008.28 0.468 29.74 2008.38 0.468 30.03 2008.48 0.467 30.33 2008.58 0.466 30.62 2008.68 0.466 30.92 2008.78 0.465 31.22 2008.88 0.464 31.52 2008.98 0.463 31.82 2009.08 0.463 32.12 2009.18 0.462 32.42 2009.28 0.461 32.72 2009.38 0.460 33.02 2009.48 0.460 33.33 2009.58 0.459 33.63 2009.68 0.458 33.94 2009.78 0.457 34.25 2009.88 0.456 34.56 2009.98 0.455 34.87 2010.08 0.454 35.18 2010.18 0.453 35.49 2010.28 0.452 35.80 2010.38 0.451 36.12 2010.48 0.450 36.44 2010.58 0.449 36.75 2010.68 0.448 37.07 2010.78 0.447 37.40 2010.88 0.446 37.72 2010.98 0.445 38.04 2011.08 0.444 38.37 2011.18 0.443 38.70 2011.28 0.441 39.03 2011.38 0.440 39.36 2011.48 0.439 39.69 2011.58 0.438 40.03 2011.68 0.437 40.36 2011.78 0.435 40.70 2011.88 0.434 41.04 2011.98 0.433 41.38 2012.08 0.431 41.73 2012.18 0.430 42.08 2012.28 0.429 42.43 2012.38 0.427 42.78 2012.48 0.426 43.13 2012.58 0.424 43.49 2012.68 0.423 43.85 2012.78 0.421 44.21 2012.88 0.420 44.57 2012.98 0.418 44.94 2013.08 0.417 45.31 2013.18 0.415 45.68 2013.28 0.414 46.05 2013.38 0.412 46.43 2013.48 0.411 46.81 2013.58 0.409 47.19 2013.68 0.407 47.58 2013.78 0.406 47.97 2013.88 0.404 48.36 2013.98 0.402 48.76 2014.08 0.400 49.16 2014.18 0.399 49.56 2014.28 0.397 49.97 2014.38 0.395 50.38 2014.48 0.393 50.79 2014.58 0.391 51.21 2014.68 0.390 51.63 2014.78 0.388 52.06 2014.88 0.386 52.49 2014.98 0.384 52.92 2015.08 0.382 53.36 2015.18 0.380 53.81 2015.28 0.378 54.26 2015.38 0.376 54.71 2015.48 0.374 55.17 2015.58 0.372 55.63 2015.68 0.370 56.10 2015.78 0.367 56.57 2015.88 0.365 57.05 2015.98 0.363 57.54 2016.08 0.361 58.03 2016.18 0.359 58.53 2016.28 0.357 59.03 2016.38 0.354 59.54 2016.48 0.352 60.06 2016.58 0.350 60.58 2016.68 0.347 61.11 2016.78 0.345 61.65 2016.88 0.343 62.19 2016.98 0.340 62.74 2017.08 0.338 63.30 2017.18 0.335 63.87 2017.28 0.333 64.45 2017.38 0.330 65.03 2017.48 0.328 65.63 2017.58 0.325 66.23 2017.68 0.323 66.84 2017.78 0.320 67.47 2017.88 0.318 68.10 2017.98 0.315 68.74 2018.08 0.312 69.40 2018.18 0.310 70.06 2018.28 0.307 70.74 2018.38 0.304 71.43 2018.48 0.302 72.13 2018.58 0.299 72.84 2018.68 0.296 73.57 2018.78 0.293 74.31 2018.88 0.291 75.06 2018.98 0.288 75.83 2019.08 0.285 76.62 2019.18 0.282 77.42 2019.28 0.279 78.24 2019.38 0.276 79.07 2019.48 0.273 79.93 2019.58 0.270 80.80 2019.68 0.267 81.69 2019.78 0.264 82.60 2019.88 0.262 83.53 2019.98 0.259 84.48 2020.08 0.256 85.45 2020.18 0.253 86.45 2020.28 0.250 87.47 2020.38 0.246 88.52 2020.48 0.243 89.59 2020.58 0.240 90.69 2020.68 0.237 91.82 2020.78 0.234 92.98 2020.88 0.231 94.17 2020.98 0.228 95.39 2021.08 0.225 96.64 2021.18 0.222 97.92 2021.28 0.219 99.25 2021.38 0.216 100.61 2021.48 0.213 102.00 2021.58 0.210 103.44 2021.68 0.207 104.92 2021.78 0.204 106.44 2021.88 0.201 108.01 2021.98 0.198 109.62 2022.08 0.196 111.28 2022.18 0.193 112.98 2022.28 0.190 114.74 2022.38 0.187 116.55 2022.48 0.185 118.41 2022.58 0.182 120.33 2022.68 0.179 122.30 2022.78 0.177 124.33 2022.88 0.175 126.41 2022.98 0.172 128.55 2023.08 0.170 130.75 2023.18 0.168 133.01 2023.28 0.166 135.33 2023.38 0.164 137.70 2023.48 0.162 140.13 2023.58 0.160 142.61 2023.68 0.159 145.15 2023.78 0.157 147.74 2023.88 0.156 150.37 2023.98 0.154 153.05 2024.08 0.153 155.78 2024.18 0.152 158.54 2024.28 0.151 161.33 2024.38 0.151 164.16 2024.48 0.150 167.00 2024.58 0.150 169.87 2024.68 0.149 172.76 2024.78 0.149 175.65 2024.88 0.149 178.55 2024.98 0.149 181.45 2025.08 0.149 184.35 2025.18 0.150 187.23 2025.28 0.150 190.10 2025.38 0.150 192.96 2025.48 0.151 195.79 2025.58 0.152 198.60 2025.68 0.152 201.39 2025.78 0.153 204.14 2025.88 0.154 206.87 2025.98 0.155 209.55 2026.08 0.156 212.21 2026.18 0.157 214.82 2026.28 0.159 217.40 2026.38 0.160 219.94 2026.48 0.161 222.44 2026.58 0.162 224.90 2026.68 0.164 227.32 2026.78 0.165 229.70 2026.88 0.167 232.04 2026.98 0.168 234.34 2027.08 0.170 236.60 2027.18 0.171 238.82 2027.28 0.173 240.99 2027.38 0.174 243.13 2027.48 0.176 245.23 2027.58 0.178 247.29 2027.68 0.179 249.31 2027.78 0.181 251.29 2027.88 0.183 253.24 2027.98 0.185 255.15 2028.08 0.186 257.02 2028.18 0.188 258.85 2028.28 0.190 260.65 2028.38 0.192 262.42 2028.48 0.194 264.15 2028.58 0.196 265.85 2028.68 0.198 267.51 2028.78 0.200 269.14 2028.88 0.202 270.74 2028.98 0.204 272.31 2029.08 0.206 273.85 2029.18 0.208 275.35 2029.28 0.210 276.83 2029.38 0.212 278.28 2029.48 0.214 279.70 2029.58 0.216 281.10 2029.68 0.218 282.46 2029.78 0.220 283.80 2029.88 0.222 285.12 2029.98 0.225 286.41 2030.08 0.227 287.67 2030.18 0.229 288.91 2030.28 0.231 290.13 2030.38 0.233 291.33 2030.48 0.235 292.50 2030.58 0.238 293.65 2030.68 0.240 294.78 2030.78 0.242 295.89 2030.88 0.244 296.98 2030.98 0.246 298.05 2031.08 0.249 299.10 2031.18 0.251 300.13 2031.28 0.253 301.14 2031.38 0.255 302.14 2031.48 0.258 303.12 2031.58 0.260 304.08 2031.68 0.262 305.02 2031.78 0.264 305.95 2031.88 0.267 306.87 2031.98 0.269 307.76 2032.08 0.271 308.65 2032.18 0.273 309.52 2032.28 0.275 310.37 2032.38 0.278 311.21 2032.48 0.280 312.04 2032.58 0.282 312.86 2032.68 0.284 313.66 2032.78 0.287 314.45 2032.88 0.289 315.23 2032.98 0.291 315.99 2033.08 0.293 316.75 2033.18 0.295 317.49 2033.28 0.297 318.23 2033.38 0.300 318.95 2033.48 0.302 319.66 2033.58 0.304 320.36 2033.68 0.306 321.05 2033.78 0.308 321.74 2033.88 0.310 322.41 2033.98 0.312 323.07 2034.08 0.315 323.73 2034.18 0.317 324.37 2034.28 0.319 325.01 2034.38 0.321 325.64 2034.48 0.323 326.26 2034.58 0.325 326.88 2034.68 0.327 327.48 2034.78 0.329 328.08 2034.88 0.331 328.67 2034.98 0.333 329.25 2035.08 0.335 329.83 2035.18 0.337 330.40 2035.28 0.339 330.96 2035.38 0.341 331.52 2035.48 0.343 332.07 2035.58 0.345 332.61 2035.68 0.347 333.15 2035.78 0.349 333.68 2035.88 0.351 334.21 2035.98 0.353 334.73 2036.08 0.355 335.25 2036.18 0.356 335.76 2036.28 0.358 336.26 2036.38 0.360 336.76 2036.48 0.362 337.25 2036.58 0.364 337.74 2036.68 0.366 338.22 2036.78 0.367 338.70 2036.88 0.369 339.18 2036.98 0.371 339.65 2037.08 0.373 340.11 2037.18 0.375 340.57 2037.28 0.376 341.03 2037.38 0.378 341.48 2037.48 0.380 341.93 2037.58 0.381 342.38 2037.68 0.383 342.82 2037.78 0.385 343.25 2037.88 0.386 343.69 2037.98 0.388 344.12 2038.08 0.390 344.54 2038.18 0.391 344.96 2038.28 0.393 345.38 2038.38 0.395 345.80 2038.48 0.396 346.21 2038.58 0.398 346.62 2038.68 0.399 347.02 2038.78 0.401 347.43 2038.88 0.402 347.83 2038.98 0.404 348.22 2039.08 0.405 348.62 2039.18 0.407 349.01 2039.28 0.408 349.39 2039.38 0.410 349.78 2039.48 0.411 350.16 2039.58 0.412 350.54 2039.68 0.414 350.92 2039.78 0.415 351.29 2039.88 0.417 351.66 2039.98 0.418 352.03 2040.08 0.419 352.40 2040.18 0.421 352.77 2040.28 0.422 353.13 2040.38 0.423 353.49 2040.48 0.425 353.85 2040.58 0.426 354.20 2040.68 0.427 354.56 2040.78 0.428 354.91 2040.88 0.430 355.26 2040.98 0.431 355.61 2041.08 0.432 355.95 2041.18 0.433 356.30 2041.28 0.434 356.64 2041.38 0.436 356.98 2041.48 0.437 357.32 2041.58 0.438 357.65 2041.68 0.439 357.99 2041.78 0.440 358.32 2041.88 0.441 358.65 2041.98 0.442 358.98 2042.08 0.443 359.31 2042.18 0.444 359.64 2042.28 0.445 359.96 2042.38 0.446 0.29 2042.48 0.447 0.61 2042.58 0.448 0.93 2042.68 0.449 1.25 2042.78 0.450 1.57 2042.88 0.451 1.88 2042.98 0.452 2.20 2043.08 0.453 2.51 2043.18 0.454 2.83 2043.28 0.455 3.14 2043.38 0.456 3.45 2043.48 0.457 3.76 2043.58 0.457 4.07 2043.68 0.458 4.37 2043.78 0.459 4.68 2043.88 0.460 4.98 2043.98 0.461 5.29 2044.08 0.461 5.59 2044.18 0.462 5.89 2044.28 0.463 6.19 2044.38 0.463 6.49 2044.48 0.464 6.79 2044.58 0.465 7.09 2044.68 0.466 7.39 2044.78 0.466 7.69 2044.88 0.467 7.98 2044.98 0.467 8.28 2045.08 0.468 8.57 2045.18 0.469 8.86 2045.28 0.469 9.16 2045.38 0.470 9.45 2045.48 0.470 9.74 2045.58 0.471 10.03 2045.68 0.471 10.32 2045.78 0.472 10.61 2045.88 0.472 10.90 2045.98 0.473 11.19 2046.08 0.473 11.48 2046.18 0.474 11.76 2046.28 0.474 12.05 2046.38 0.475 12.34 2046.48 0.475 12.62 2046.58 0.475 12.91 2046.68 0.476 13.19 2046.78 0.476 13.48 2046.88 0.476 13.76 2046.98 0.477 14.04 2047.08 0.477 14.33
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:56:25 |