| WDS: | AC15AB | WDS ID/Discoverer |
| P: | 55.910 | Orbital period (years) |
| a: | 1.05 | Semi-major axis (arcseconds) |
| i: | 36.18 | Inclination (degrees) |
| Ω: | 223.62 | Longitude of ascending node (degrees) |
| T: | 1997.800 | Epoch of periastron passage (year) |
| e: | 0.761 | Eccentricity |
| ω: | 295.38 | Longitude of periastron (degrees) |
| Start-Year: | 1997.045 | Year |
| End-Year: | 2052.955 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for AC15AB |
||
| Position: | 180701.61+303342.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 18070+3034 | WDS designation |
| Discoverer Code: | AC15AB | Discover designation and components |
| ADS number: | 11077 | Aitken Double Star catalog |
| HD number: | 165908 | HD catalog number |
| Hipparcos number: | 88745 | Hipparcos catalog number |
| V1: | 5.13 | Magnitude of the primary |
| V2: | 8.96 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2011 | 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: | Jao2016 | 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 1.569 345.19 -------------------------- 1997.05 0.249 104.80 1997.14 0.236 111.13 1997.24 0.226 118.10 1997.34 0.217 125.69 1997.44 0.211 133.80 1997.54 0.208 142.28 1997.64 0.207 150.92 1997.74 0.210 159.47 1997.84 0.215 167.73 1997.94 0.222 175.54 1998.04 0.231 182.79 1998.14 0.242 189.46 1998.24 0.253 195.54 1998.34 0.265 201.08 1998.44 0.278 206.13 1998.54 0.291 210.73 1998.64 0.303 214.95 1998.74 0.316 218.83 1998.84 0.329 222.41 1998.94 0.341 225.72 1999.04 0.354 228.80 1999.14 0.366 231.68 1999.24 0.377 234.37 1999.34 0.389 236.90 1999.44 0.401 239.29 1999.54 0.412 241.54 1999.64 0.423 243.68 1999.74 0.434 245.70 1999.84 0.444 247.63 1999.94 0.455 249.47 2000.04 0.465 251.23 2000.14 0.475 252.91 2000.24 0.485 254.52 2000.34 0.495 256.07 2000.44 0.505 257.56 2000.54 0.515 258.99 2000.64 0.524 260.37 2000.74 0.533 261.70 2000.84 0.543 262.98 2000.94 0.552 264.22 2001.04 0.561 265.42 2001.14 0.570 266.58 2001.24 0.579 267.71 2001.34 0.588 268.81 2001.44 0.596 269.87 2001.54 0.605 270.90 2001.64 0.613 271.90 2001.74 0.622 272.87 2001.84 0.630 273.82 2001.94 0.638 274.75 2002.04 0.647 275.65 2002.14 0.655 276.53 2002.24 0.663 277.38 2002.34 0.671 278.22 2002.44 0.679 279.04 2002.54 0.687 279.83 2002.64 0.694 280.61 2002.74 0.702 281.38 2002.84 0.710 282.12 2002.94 0.717 282.85 2003.04 0.725 283.57 2003.14 0.732 284.27 2003.24 0.740 284.95 2003.34 0.747 285.62 2003.44 0.755 286.28 2003.54 0.762 286.93 2003.64 0.769 287.56 2003.74 0.776 288.19 2003.84 0.783 288.80 2003.94 0.791 289.40 2004.04 0.798 289.99 2004.14 0.805 290.57 2004.24 0.811 291.14 2004.34 0.818 291.70 2004.44 0.825 292.25 2004.54 0.832 292.79 2004.64 0.839 293.32 2004.74 0.845 293.85 2004.84 0.852 294.36 2004.94 0.859 294.87 2005.04 0.865 295.37 2005.14 0.872 295.86 2005.24 0.878 296.35 2005.34 0.885 296.83 2005.44 0.891 297.30 2005.54 0.897 297.76 2005.64 0.904 298.22 2005.74 0.910 298.67 2005.84 0.916 299.12 2005.94 0.922 299.56 2006.04 0.929 299.99 2006.14 0.935 300.42 2006.24 0.941 300.84 2006.34 0.947 301.26 2006.44 0.953 301.67 2006.54 0.959 302.08 2006.64 0.965 302.48 2006.74 0.971 302.88 2006.84 0.976 303.27 2006.94 0.982 303.66 2007.04 0.988 304.04 2007.14 0.994 304.42 2007.24 1.000 304.79 2007.34 1.005 305.16 2007.44 1.011 305.53 2007.54 1.016 305.89 2007.64 1.022 306.25 2007.74 1.028 306.60 2007.84 1.033 306.95 2007.94 1.038 307.30 2008.04 1.044 307.64 2008.14 1.049 307.98 2008.24 1.055 308.32 2008.34 1.060 308.65 2008.44 1.065 308.98 2008.54 1.071 309.31 2008.64 1.076 309.63 2008.74 1.081 309.95 2008.84 1.086 310.27 2008.94 1.091 310.58 2009.04 1.096 310.89 2009.14 1.101 311.20 2009.24 1.106 311.50 2009.34 1.111 311.81 2009.44 1.116 312.10 2009.54 1.121 312.40 2009.64 1.126 312.70 2009.74 1.131 312.99 2009.84 1.136 313.28 2009.94 1.141 313.56 2010.04 1.145 313.85 2010.14 1.150 314.13 2010.24 1.155 314.41 2010.34 1.160 314.69 2010.44 1.164 314.96 2010.54 1.169 315.24 2010.64 1.174 315.51 2010.74 1.178 315.78 2010.84 1.183 316.04 2010.94 1.187 316.31 2011.04 1.192 316.57 2011.14 1.196 316.83 2011.24 1.200 317.09 2011.34 1.205 317.35 2011.44 1.209 317.60 2011.54 1.214 317.86 2011.64 1.218 318.11 2011.74 1.222 318.36 2011.84 1.226 318.61 2011.94 1.231 318.85 2012.04 1.235 319.10 2012.14 1.239 319.34 2012.24 1.243 319.58 2012.34 1.247 319.82 2012.44 1.251 320.06 2012.54 1.255 320.30 2012.64 1.259 320.53 2012.74 1.263 320.76 2012.84 1.267 321.00 2012.94 1.271 321.23 2013.04 1.275 321.46 2013.14 1.279 321.68 2013.24 1.283 321.91 2013.34 1.287 322.14 2013.44 1.291 322.36 2013.54 1.294 322.58 2013.64 1.298 322.80 2013.74 1.302 323.02 2013.84 1.305 323.24 2013.94 1.309 323.46 2014.04 1.313 323.68 2014.14 1.316 323.89 2014.24 1.320 324.10 2014.34 1.324 324.32 2014.44 1.327 324.53 2014.54 1.331 324.74 2014.64 1.334 324.95 2014.74 1.338 325.16 2014.84 1.341 325.36 2014.94 1.344 325.57 2015.04 1.348 325.78 2015.14 1.351 325.98 2015.24 1.354 326.18 2015.34 1.358 326.39 2015.44 1.361 326.59 2015.54 1.364 326.79 2015.64 1.367 326.99 2015.74 1.371 327.18 2015.84 1.374 327.38 2015.94 1.377 327.58 2016.04 1.380 327.77 2016.14 1.383 327.97 2016.24 1.386 328.16 2016.34 1.389 328.36 2016.44 1.392 328.55 2016.54 1.395 328.74 2016.64 1.398 328.93 2016.74 1.401 329.12 2016.84 1.404 329.31 2016.94 1.407 329.50 2017.04 1.410 329.68 2017.14 1.413 329.87 2017.24 1.415 330.06 2017.34 1.418 330.24 2017.44 1.421 330.43 2017.54 1.424 330.61 2017.64 1.426 330.79 2017.74 1.429 330.98 2017.84 1.432 331.16 2017.94 1.434 331.34 2018.04 1.437 331.52 2018.14 1.440 331.70 2018.24 1.442 331.88 2018.34 1.445 332.06 2018.44 1.447 332.23 2018.54 1.450 332.41 2018.64 1.452 332.59 2018.74 1.455 332.76 2018.84 1.457 332.94 2018.94 1.459 333.11 2019.04 1.462 333.29 2019.14 1.464 333.46 2019.24 1.466 333.63 2019.34 1.469 333.81 2019.44 1.471 333.98 2019.54 1.473 334.15 2019.64 1.475 334.32 2019.74 1.478 334.49 2019.84 1.480 334.66 2019.94 1.482 334.83 2020.04 1.484 335.00 2020.14 1.486 335.17 2020.24 1.488 335.34 2020.34 1.490 335.50 2020.44 1.492 335.67 2020.54 1.494 335.84 2020.64 1.496 336.00 2020.74 1.498 336.17 2020.84 1.500 336.34 2020.94 1.502 336.50 2021.04 1.504 336.67 2021.14 1.506 336.83 2021.24 1.508 336.99 2021.34 1.509 337.16 2021.44 1.511 337.32 2021.54 1.513 337.48 2021.64 1.515 337.64 2021.74 1.516 337.81 2021.84 1.518 337.97 2021.94 1.520 338.13 2022.04 1.521 338.29 2022.14 1.523 338.45 2022.24 1.524 338.61 2022.34 1.526 338.77 2022.44 1.528 338.93 2022.54 1.529 339.09 2022.64 1.530 339.25 2022.74 1.532 339.41 2022.84 1.533 339.56 2022.94 1.535 339.72 2023.04 1.536 339.88 2023.14 1.538 340.04 2023.24 1.539 340.19 2023.34 1.540 340.35 2023.44 1.541 340.51 2023.54 1.543 340.66 2023.64 1.544 340.82 2023.74 1.545 340.98 2023.84 1.546 341.13 2023.94 1.547 341.29 2024.04 1.549 341.44 2024.14 1.550 341.60 2024.24 1.551 341.75 2024.34 1.552 341.91 2024.44 1.553 342.06 2024.54 1.554 342.21 2024.64 1.555 342.37 2024.74 1.556 342.52 2024.84 1.557 342.68 2024.94 1.558 342.83 2025.04 1.559 342.98 2025.14 1.559 343.14 2025.24 1.560 343.29 2025.34 1.561 343.44 2025.44 1.562 343.59 2025.54 1.563 343.75 2025.64 1.563 343.90 2025.74 1.564 344.05 2025.84 1.565 344.20 2025.94 1.565 344.35 2026.04 1.566 344.50 2026.14 1.567 344.66 2026.24 1.567 344.81 2026.34 1.568 344.96 2026.44 1.568 345.11 2026.54 1.569 345.26 2026.64 1.569 345.41 2026.74 1.570 345.56 2026.84 1.570 345.71 2026.94 1.571 345.86 2027.04 1.571 346.02 2027.14 1.571 346.17 2027.24 1.572 346.32 2027.34 1.572 346.47 2027.44 1.572 346.62 2027.54 1.572 346.77 2027.64 1.573 346.92 2027.74 1.573 347.07 2027.84 1.573 347.22 2027.94 1.573 347.37 2028.04 1.573 347.52 2028.14 1.573 347.67 2028.24 1.573 347.82 2028.34 1.574 347.97 2028.44 1.574 348.12 2028.54 1.574 348.27 2028.64 1.573 348.42 2028.74 1.573 348.57 2028.84 1.573 348.72 2028.94 1.573 348.87 2029.04 1.573 349.02 2029.14 1.573 349.17 2029.24 1.573 349.32 2029.34 1.572 349.47 2029.44 1.572 349.62 2029.54 1.572 349.77 2029.64 1.572 349.92 2029.74 1.571 350.07 2029.84 1.571 350.22 2029.94 1.571 350.37 2030.04 1.570 350.53 2030.14 1.570 350.68 2030.24 1.569 350.83 2030.34 1.569 350.98 2030.44 1.568 351.13 2030.54 1.568 351.28 2030.64 1.567 351.43 2030.74 1.567 351.58 2030.84 1.566 351.73 2030.94 1.565 351.89 2031.04 1.565 352.04 2031.14 1.564 352.19 2031.24 1.563 352.34 2031.34 1.562 352.49 2031.44 1.562 352.65 2031.54 1.561 352.80 2031.64 1.560 352.95 2031.74 1.559 353.10 2031.84 1.558 353.26 2031.94 1.557 353.41 2032.04 1.556 353.56 2032.14 1.555 353.72 2032.24 1.554 353.87 2032.34 1.553 354.03 2032.44 1.552 354.18 2032.54 1.551 354.33 2032.64 1.550 354.49 2032.74 1.548 354.64 2032.84 1.547 354.80 2032.94 1.546 354.95 2033.04 1.545 355.11 2033.14 1.543 355.27 2033.24 1.542 355.42 2033.34 1.541 355.58 2033.44 1.539 355.74 2033.54 1.538 355.89 2033.64 1.537 356.05 2033.74 1.535 356.21 2033.84 1.534 356.37 2033.94 1.532 356.52 2034.04 1.530 356.68 2034.14 1.529 356.84 2034.24 1.527 357.00 2034.34 1.526 357.16 2034.44 1.524 357.32 2034.54 1.522 357.48 2034.64 1.520 357.64 2034.74 1.519 357.80 2034.84 1.517 357.96 2034.94 1.515 358.12 2035.04 1.513 358.29 2035.14 1.511 358.45 2035.24 1.509 358.61 2035.34 1.507 358.78 2035.44 1.505 358.94 2035.54 1.503 359.10 2035.64 1.501 359.27 2035.74 1.499 359.43 2035.84 1.497 359.60 2035.94 1.495 359.77 2036.04 1.492 359.93 2036.14 1.490 0.10 2036.24 1.488 0.27 2036.34 1.486 0.44 2036.44 1.483 0.60 2036.54 1.481 0.77 2036.64 1.478 0.94 2036.74 1.476 1.11 2036.84 1.473 1.28 2036.94 1.471 1.46 2037.04 1.468 1.63 2037.14 1.466 1.80 2037.24 1.463 1.97 2037.34 1.460 2.15 2037.44 1.458 2.32 2037.54 1.455 2.50 2037.64 1.452 2.67 2037.74 1.449 2.85 2037.84 1.446 3.03 2037.94 1.444 3.21 2038.04 1.441 3.38 2038.14 1.438 3.56 2038.24 1.435 3.74 2038.34 1.432 3.93 2038.44 1.429 4.11 2038.54 1.425 4.29 2038.64 1.422 4.47 2038.74 1.419 4.66 2038.84 1.416 4.84 2038.94 1.412 5.03 2039.04 1.409 5.22 2039.14 1.406 5.40 2039.24 1.402 5.59 2039.34 1.399 5.78 2039.44 1.395 5.97 2039.54 1.392 6.16 2039.64 1.388 6.35 2039.74 1.385 6.55 2039.84 1.381 6.74 2039.94 1.377 6.94 2040.04 1.374 7.13 2040.14 1.370 7.33 2040.24 1.366 7.53 2040.34 1.362 7.73 2040.44 1.358 7.93 2040.54 1.354 8.13 2040.64 1.350 8.34 2040.74 1.346 8.54 2040.84 1.342 8.75 2040.94 1.338 8.95 2041.04 1.334 9.16 2041.14 1.330 9.37 2041.24 1.325 9.58 2041.34 1.321 9.80 2041.44 1.317 10.01 2041.54 1.312 10.22 2041.64 1.308 10.44 2041.74 1.303 10.66 2041.84 1.298 10.88 2041.94 1.294 11.10 2042.04 1.289 11.32 2042.14 1.284 11.55 2042.24 1.280 11.77 2042.34 1.275 12.00 2042.44 1.270 12.23 2042.54 1.265 12.46 2042.64 1.260 12.70 2042.74 1.255 12.93 2042.84 1.250 13.17 2042.94 1.245 13.41 2043.04 1.239 13.65 2043.14 1.234 13.89 2043.24 1.229 14.14 2043.34 1.223 14.38 2043.44 1.218 14.63 2043.54 1.212 14.88 2043.64 1.207 15.14 2043.74 1.201 15.39 2043.84 1.196 15.65 2043.94 1.190 15.91 2044.04 1.184 16.18 2044.14 1.178 16.45 2044.24 1.172 16.71 2044.34 1.166 16.99 2044.44 1.160 17.26 2044.54 1.154 17.54 2044.64 1.148 17.82 2044.74 1.141 18.10 2044.84 1.135 18.39 2044.94 1.129 18.68 2045.04 1.122 18.97 2045.14 1.116 19.27 2045.24 1.109 19.57 2045.34 1.102 19.88 2045.44 1.096 20.18 2045.54 1.089 20.49 2045.64 1.082 20.81 2045.74 1.075 21.13 2045.84 1.068 21.45 2045.94 1.060 21.78 2046.04 1.053 22.12 2046.14 1.046 22.45 2046.24 1.038 22.79 2046.34 1.031 23.14 2046.44 1.023 23.49 2046.54 1.016 23.85 2046.64 1.008 24.21 2046.74 1.000 24.58 2046.84 0.992 24.96 2046.94 0.984 25.34 2047.04 0.976 25.73 2047.14 0.968 26.12 2047.24 0.959 26.52 2047.34 0.951 26.93 2047.44 0.942 27.34 2047.54 0.934 27.76 2047.64 0.925 28.20 2047.74 0.916 28.63 2047.84 0.907 29.08 2047.94 0.898 29.54 2048.04 0.889 30.00 2048.14 0.880 30.48 2048.24 0.870 30.96 2048.34 0.861 31.46 2048.44 0.851 31.97 2048.54 0.841 32.49 2048.64 0.831 33.02 2048.74 0.821 33.56 2048.84 0.811 34.12 2048.94 0.801 34.70 2049.04 0.790 35.28 2049.14 0.779 35.89 2049.24 0.769 36.51 2049.34 0.758 37.15 2049.44 0.747 37.80 2049.54 0.735 38.48 2049.64 0.724 39.18 2049.74 0.712 39.90 2049.84 0.701 40.64 2049.94 0.689 41.41 2050.04 0.677 42.21 2050.14 0.664 43.04 2050.24 0.652 43.90 2050.34 0.639 44.79 2050.44 0.626 45.72 2050.54 0.613 46.68 2050.64 0.600 47.69 2050.74 0.587 48.75 2050.84 0.573 49.86 2050.94 0.559 51.02 2051.04 0.545 52.24 2051.14 0.530 53.53 2051.24 0.516 54.88 2051.34 0.501 56.32 2051.44 0.486 57.85 2051.54 0.471 59.47 2051.64 0.455 61.21 2051.74 0.440 63.06 2051.84 0.424 65.06 2051.94 0.408 67.21 2052.04 0.392 69.54 2052.14 0.375 72.07 2052.24 0.359 74.83 2052.34 0.342 77.86 2052.44 0.326 81.19 2052.54 0.310 84.87 2052.64 0.294 88.95 2052.74 0.278 93.50 2052.84 0.264 98.56 2052.94 0.250 104.20
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 17:47:50 |