| WDS: | DEL1BA,BB | WDS ID/Discoverer |
| P: | 63.100 | Orbital period (years) |
| a: | 0.767 | Semi-major axis (arcseconds) |
| i: | 117.0 | Inclination (degrees) |
| Ω: | 11.6 | Longitude of ascending node (degrees) |
| T: | 1989.500 | Epoch of periastron passage (year) |
| e: | 0.327 | Eccentricity |
| ω: | 31.1 | Longitude of periastron (degrees) |
| Start-Year: | 1993.45 | Year |
| End-Year: | 2056.55 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for DEL1BA,BB |
||
| Position: | 083137.44+192349.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 08317+1924 | WDS designation |
| Discoverer Code: | DEL1BA,BB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 41824 | Hipparcos catalog number |
| V1: | 13.8 | Magnitude of the primary |
| V2: | 14.8 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2021 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2021c | 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 0.747 164.83 -------------------------- 1993.45 0.280 310.73 1993.55 0.277 308.88 1993.65 0.275 306.99 1993.75 0.273 305.07 1993.85 0.271 303.12 1993.95 0.269 301.14 1994.05 0.267 299.14 1994.15 0.266 297.11 1994.25 0.265 295.07 1994.35 0.265 293.02 1994.45 0.264 290.96 1994.55 0.264 288.90 1994.65 0.264 286.84 1994.75 0.265 284.78 1994.85 0.266 282.73 1994.95 0.267 280.70 1995.05 0.268 278.68 1995.15 0.269 276.68 1995.25 0.271 274.71 1995.35 0.273 272.77 1995.45 0.276 270.85 1995.55 0.278 268.98 1995.65 0.281 267.13 1995.75 0.284 265.33 1995.85 0.287 263.56 1995.95 0.291 261.84 1996.05 0.294 260.16 1996.15 0.298 258.52 1996.25 0.302 256.92 1996.35 0.307 255.37 1996.45 0.311 253.86 1996.55 0.315 252.39 1996.65 0.320 250.96 1996.75 0.325 249.58 1996.85 0.330 248.23 1996.95 0.335 246.93 1997.05 0.340 245.66 1997.15 0.345 244.44 1997.25 0.351 243.25 1997.35 0.356 242.10 1997.45 0.362 240.98 1997.55 0.367 239.89 1997.65 0.373 238.84 1997.75 0.379 237.82 1997.85 0.384 236.83 1997.95 0.390 235.87 1998.05 0.396 234.94 1998.15 0.402 234.04 1998.25 0.408 233.16 1998.35 0.414 232.31 1998.45 0.420 231.48 1998.55 0.426 230.67 1998.65 0.432 229.89 1998.75 0.438 229.13 1998.85 0.444 228.39 1998.95 0.450 227.67 1999.05 0.456 226.97 1999.15 0.463 226.29 1999.25 0.469 225.62 1999.35 0.475 224.98 1999.45 0.481 224.35 1999.55 0.487 223.73 1999.65 0.493 223.13 1999.75 0.499 222.55 1999.85 0.505 221.98 1999.95 0.511 221.42 2000.05 0.517 220.88 2000.15 0.523 220.34 2000.25 0.530 219.82 2000.35 0.536 219.32 2000.45 0.541 218.82 2000.55 0.547 218.33 2000.65 0.553 217.86 2000.75 0.559 217.39 2000.85 0.565 216.94 2000.95 0.571 216.49 2001.05 0.577 216.05 2001.15 0.583 215.63 2001.25 0.588 215.21 2001.35 0.594 214.79 2001.45 0.600 214.39 2001.55 0.605 213.99 2001.65 0.611 213.60 2001.75 0.617 213.22 2001.85 0.622 212.85 2001.95 0.628 212.48 2002.05 0.633 212.12 2002.15 0.639 211.76 2002.25 0.644 211.41 2002.35 0.649 211.06 2002.45 0.655 210.73 2002.55 0.660 210.39 2002.65 0.665 210.06 2002.75 0.670 209.74 2002.85 0.676 209.42 2002.95 0.681 209.11 2003.05 0.686 208.80 2003.15 0.691 208.50 2003.25 0.696 208.20 2003.35 0.701 207.90 2003.45 0.706 207.61 2003.55 0.711 207.33 2003.65 0.715 207.04 2003.75 0.720 206.76 2003.85 0.725 206.49 2003.95 0.730 206.21 2004.05 0.734 205.95 2004.15 0.739 205.68 2004.25 0.743 205.42 2004.35 0.748 205.16 2004.45 0.752 204.90 2004.55 0.757 204.65 2004.65 0.761 204.40 2004.75 0.766 204.15 2004.85 0.770 203.91 2004.95 0.774 203.67 2005.05 0.778 203.43 2005.15 0.782 203.19 2005.25 0.787 202.96 2005.35 0.791 202.73 2005.45 0.795 202.50 2005.55 0.799 202.27 2005.65 0.803 202.05 2005.75 0.806 201.82 2005.85 0.810 201.60 2005.95 0.814 201.38 2006.05 0.818 201.17 2006.15 0.821 200.95 2006.25 0.825 200.74 2006.35 0.829 200.53 2006.45 0.832 200.32 2006.55 0.836 200.12 2006.65 0.839 199.91 2006.75 0.843 199.71 2006.85 0.846 199.50 2006.95 0.849 199.30 2007.05 0.853 199.11 2007.15 0.856 198.91 2007.25 0.859 198.71 2007.35 0.862 198.52 2007.45 0.865 198.32 2007.55 0.868 198.13 2007.65 0.871 197.94 2007.75 0.874 197.75 2007.85 0.877 197.57 2007.95 0.880 197.38 2008.05 0.883 197.19 2008.15 0.886 197.01 2008.25 0.889 196.83 2008.35 0.891 196.65 2008.45 0.894 196.46 2008.55 0.896 196.28 2008.65 0.899 196.11 2008.75 0.902 195.93 2008.85 0.904 195.75 2008.95 0.906 195.58 2009.05 0.909 195.40 2009.15 0.911 195.23 2009.25 0.913 195.05 2009.35 0.916 194.88 2009.45 0.918 194.71 2009.55 0.920 194.54 2009.65 0.922 194.37 2009.75 0.924 194.20 2009.85 0.926 194.03 2009.95 0.928 193.87 2010.05 0.930 193.70 2010.15 0.932 193.53 2010.25 0.934 193.37 2010.35 0.936 193.20 2010.45 0.938 193.04 2010.55 0.939 192.88 2010.65 0.941 192.71 2010.75 0.943 192.55 2010.85 0.944 192.39 2010.95 0.946 192.23 2011.05 0.947 192.07 2011.15 0.949 191.91 2011.25 0.950 191.75 2011.35 0.951 191.59 2011.45 0.953 191.43 2011.55 0.954 191.27 2011.65 0.955 191.11 2011.75 0.957 190.95 2011.85 0.958 190.80 2011.95 0.959 190.64 2012.05 0.960 190.48 2012.15 0.961 190.33 2012.25 0.962 190.17 2012.35 0.963 190.02 2012.45 0.964 189.86 2012.55 0.965 189.71 2012.65 0.966 189.55 2012.75 0.966 189.40 2012.85 0.967 189.24 2012.95 0.968 189.09 2013.05 0.969 188.94 2013.15 0.969 188.78 2013.25 0.970 188.63 2013.35 0.970 188.48 2013.45 0.971 188.32 2013.55 0.971 188.17 2013.65 0.972 188.02 2013.75 0.972 187.87 2013.85 0.973 187.71 2013.95 0.973 187.56 2014.05 0.973 187.41 2014.15 0.974 187.26 2014.25 0.974 187.11 2014.35 0.974 186.95 2014.45 0.974 186.80 2014.55 0.974 186.65 2014.65 0.974 186.50 2014.75 0.974 186.35 2014.85 0.974 186.20 2014.95 0.974 186.04 2015.05 0.974 185.89 2015.15 0.974 185.74 2015.25 0.974 185.59 2015.35 0.973 185.44 2015.45 0.973 185.28 2015.55 0.973 185.13 2015.65 0.973 184.98 2015.75 0.972 184.83 2015.85 0.972 184.68 2015.95 0.971 184.52 2016.05 0.971 184.37 2016.15 0.970 184.22 2016.25 0.970 184.06 2016.35 0.969 183.91 2016.45 0.969 183.76 2016.55 0.968 183.60 2016.65 0.967 183.45 2016.75 0.967 183.30 2016.85 0.966 183.14 2016.95 0.965 182.99 2017.05 0.964 182.83 2017.15 0.963 182.68 2017.25 0.963 182.52 2017.35 0.962 182.37 2017.45 0.961 182.21 2017.55 0.960 182.06 2017.65 0.959 181.90 2017.75 0.958 181.74 2017.85 0.956 181.58 2017.95 0.955 181.43 2018.05 0.954 181.27 2018.15 0.953 181.11 2018.25 0.952 180.95 2018.35 0.950 180.79 2018.45 0.949 180.63 2018.55 0.948 180.47 2018.65 0.946 180.31 2018.75 0.945 180.15 2018.85 0.943 179.99 2018.95 0.942 179.83 2019.05 0.940 179.67 2019.15 0.939 179.50 2019.25 0.937 179.34 2019.35 0.936 179.17 2019.45 0.934 179.01 2019.55 0.932 178.84 2019.65 0.931 178.68 2019.75 0.929 178.51 2019.85 0.927 178.34 2019.95 0.925 178.18 2020.05 0.924 178.01 2020.15 0.922 177.84 2020.25 0.920 177.67 2020.35 0.918 177.50 2020.45 0.916 177.33 2020.55 0.914 177.16 2020.65 0.912 176.98 2020.75 0.910 176.81 2020.85 0.908 176.64 2020.95 0.906 176.46 2021.05 0.904 176.28 2021.15 0.901 176.11 2021.25 0.899 175.93 2021.35 0.897 175.75 2021.45 0.895 175.57 2021.55 0.892 175.39 2021.65 0.890 175.21 2021.75 0.888 175.03 2021.85 0.885 174.84 2021.95 0.883 174.66 2022.05 0.881 174.48 2022.15 0.878 174.29 2022.25 0.876 174.10 2022.35 0.873 173.91 2022.45 0.871 173.72 2022.55 0.868 173.53 2022.65 0.865 173.34 2022.75 0.863 173.15 2022.85 0.860 172.96 2022.95 0.858 172.76 2023.05 0.855 172.56 2023.15 0.852 172.37 2023.25 0.849 172.17 2023.35 0.847 171.97 2023.45 0.844 171.77 2023.55 0.841 171.56 2023.65 0.838 171.36 2023.75 0.835 171.15 2023.85 0.832 170.95 2023.95 0.829 170.74 2024.05 0.826 170.53 2024.15 0.823 170.31 2024.25 0.820 170.10 2024.35 0.817 169.89 2024.45 0.814 169.67 2024.55 0.811 169.45 2024.65 0.808 169.23 2024.75 0.805 169.01 2024.85 0.802 168.79 2024.95 0.799 168.56 2025.05 0.796 168.34 2025.15 0.792 168.11 2025.25 0.789 167.88 2025.35 0.786 167.65 2025.45 0.783 167.41 2025.55 0.779 167.18 2025.65 0.776 166.94 2025.75 0.773 166.70 2025.85 0.769 166.46 2025.95 0.766 166.21 2026.05 0.762 165.96 2026.15 0.759 165.72 2026.25 0.756 165.46 2026.35 0.752 165.21 2026.45 0.749 164.95 2026.55 0.745 164.70 2026.65 0.742 164.44 2026.75 0.738 164.17 2026.85 0.734 163.91 2026.95 0.731 163.64 2027.05 0.727 163.37 2027.15 0.724 163.09 2027.25 0.720 162.82 2027.35 0.716 162.54 2027.45 0.713 162.26 2027.55 0.709 161.97 2027.65 0.705 161.68 2027.75 0.702 161.39 2027.85 0.698 161.10 2027.95 0.694 160.80 2028.05 0.691 160.50 2028.15 0.687 160.20 2028.25 0.683 159.89 2028.35 0.679 159.58 2028.45 0.675 159.27 2028.55 0.672 158.95 2028.65 0.668 158.63 2028.75 0.664 158.30 2028.85 0.660 157.97 2028.95 0.656 157.64 2029.05 0.652 157.31 2029.15 0.649 156.97 2029.25 0.645 156.62 2029.35 0.641 156.27 2029.45 0.637 155.92 2029.55 0.633 155.56 2029.65 0.629 155.20 2029.75 0.625 154.83 2029.85 0.621 154.46 2029.95 0.617 154.09 2030.05 0.613 153.71 2030.15 0.609 153.32 2030.25 0.606 152.93 2030.35 0.602 152.54 2030.45 0.598 152.14 2030.55 0.594 151.73 2030.65 0.590 151.32 2030.75 0.586 150.90 2030.85 0.582 150.48 2030.95 0.578 150.05 2031.05 0.574 149.62 2031.15 0.570 149.18 2031.25 0.566 148.73 2031.35 0.562 148.28 2031.45 0.558 147.82 2031.55 0.554 147.36 2031.65 0.551 146.88 2031.75 0.547 146.41 2031.85 0.543 145.92 2031.95 0.539 145.43 2032.05 0.535 144.93 2032.15 0.531 144.42 2032.25 0.527 143.91 2032.35 0.524 143.39 2032.45 0.520 142.86 2032.55 0.516 142.32 2032.65 0.512 141.78 2032.75 0.508 141.22 2032.85 0.505 140.66 2032.95 0.501 140.09 2033.05 0.497 139.51 2033.15 0.494 138.93 2033.25 0.490 138.33 2033.35 0.486 137.73 2033.45 0.483 137.11 2033.55 0.479 136.49 2033.65 0.476 135.86 2033.75 0.472 135.22 2033.85 0.469 134.57 2033.95 0.465 133.90 2034.05 0.462 133.23 2034.15 0.458 132.55 2034.25 0.455 131.86 2034.35 0.452 131.16 2034.45 0.448 130.45 2034.55 0.445 129.73 2034.65 0.442 129.00 2034.75 0.439 128.25 2034.85 0.436 127.50 2034.95 0.433 126.74 2035.05 0.430 125.96 2035.15 0.427 125.18 2035.25 0.424 124.38 2035.35 0.421 123.58 2035.45 0.418 122.76 2035.55 0.416 121.93 2035.65 0.413 121.09 2035.75 0.410 120.24 2035.85 0.408 119.38 2035.95 0.405 118.51 2036.05 0.403 117.63 2036.15 0.401 116.73 2036.25 0.398 115.83 2036.35 0.396 114.92 2036.45 0.394 114.00 2036.55 0.392 113.06 2036.65 0.390 112.12 2036.75 0.388 111.17 2036.85 0.386 110.21 2036.95 0.385 109.24 2037.05 0.383 108.26 2037.15 0.381 107.28 2037.25 0.380 106.28 2037.35 0.378 105.28 2037.45 0.377 104.27 2037.55 0.376 103.26 2037.65 0.375 102.23 2037.75 0.374 101.21 2037.85 0.373 100.17 2037.95 0.372 99.14 2038.05 0.371 98.09 2038.15 0.371 97.05 2038.25 0.370 96.00 2038.35 0.369 94.94 2038.45 0.369 93.89 2038.55 0.369 92.83 2038.65 0.369 91.77 2038.75 0.369 90.71 2038.85 0.368 89.65 2038.95 0.369 88.59 2039.05 0.369 87.53 2039.15 0.369 86.47 2039.25 0.369 85.41 2039.35 0.370 84.36 2039.45 0.370 83.31 2039.55 0.371 82.26 2039.65 0.372 81.22 2039.75 0.373 80.18 2039.85 0.373 79.14 2039.95 0.374 78.11 2040.05 0.375 77.09 2040.15 0.377 76.07 2040.25 0.378 75.06 2040.35 0.379 74.05 2040.45 0.381 73.05 2040.55 0.382 72.06 2040.65 0.384 71.08 2040.75 0.385 70.11 2040.85 0.387 69.14 2040.95 0.389 68.18 2041.05 0.390 67.23 2041.15 0.392 66.29 2041.25 0.394 65.36 2041.35 0.396 64.44 2041.45 0.398 63.52 2041.55 0.400 62.62 2041.65 0.402 61.73 2041.75 0.405 60.84 2041.85 0.407 59.97 2041.95 0.409 59.10 2042.05 0.412 58.25 2042.15 0.414 57.40 2042.25 0.416 56.57 2042.35 0.419 55.74 2042.45 0.421 54.93 2042.55 0.424 54.12 2042.65 0.426 53.32 2042.75 0.429 52.54 2042.85 0.432 51.76 2042.95 0.434 50.99 2043.05 0.437 50.23 2043.15 0.440 49.48 2043.25 0.442 48.74 2043.35 0.445 48.01 2043.45 0.448 47.29 2043.55 0.450 46.57 2043.65 0.453 45.86 2043.75 0.456 45.17 2043.85 0.458 44.48 2043.95 0.461 43.80 2044.05 0.464 43.12 2044.15 0.466 42.46 2044.25 0.469 41.80 2044.35 0.472 41.15 2044.45 0.474 40.51 2044.55 0.477 39.87 2044.65 0.480 39.24 2044.75 0.482 38.62 2044.85 0.485 38.00 2044.95 0.487 37.39 2045.05 0.490 36.79 2045.15 0.492 36.19 2045.25 0.495 35.60 2045.35 0.497 35.02 2045.45 0.500 34.44 2045.55 0.502 33.86 2045.65 0.504 33.30 2045.75 0.507 32.73 2045.85 0.509 32.17 2045.95 0.511 31.62 2046.05 0.513 31.07 2046.15 0.515 30.53 2046.25 0.517 29.99 2046.35 0.519 29.45 2046.45 0.521 28.92 2046.55 0.523 28.39 2046.65 0.525 27.86 2046.75 0.526 27.34 2046.85 0.528 26.82 2046.95 0.530 26.31 2047.05 0.531 25.80 2047.15 0.532 25.29 2047.25 0.534 24.78 2047.35 0.535 24.28 2047.45 0.536 23.77 2047.55 0.537 23.27 2047.65 0.538 22.78 2047.75 0.539 22.28 2047.85 0.540 21.79 2047.95 0.541 21.29 2048.05 0.541 20.80 2048.15 0.542 20.31 2048.25 0.543 19.82 2048.35 0.543 19.33 2048.45 0.543 18.84 2048.55 0.543 18.36 2048.65 0.543 17.87 2048.75 0.543 17.38 2048.85 0.543 16.89 2048.95 0.543 16.41 2049.05 0.543 15.92 2049.15 0.542 15.43 2049.25 0.542 14.94 2049.35 0.541 14.45 2049.45 0.540 13.95 2049.55 0.539 13.46 2049.65 0.538 12.96 2049.75 0.537 12.47 2049.85 0.536 11.97 2049.95 0.535 11.46 2050.05 0.533 10.96 2050.15 0.532 10.45 2050.25 0.530 9.94 2050.35 0.528 9.43 2050.45 0.526 8.91 2050.55 0.524 8.39 2050.65 0.522 7.86 2050.75 0.520 7.33 2050.85 0.518 6.80 2050.95 0.515 6.26 2051.05 0.512 5.71 2051.15 0.510 5.16 2051.25 0.507 4.60 2051.35 0.504 4.04 2051.45 0.501 3.47 2051.55 0.498 2.89 2051.65 0.494 2.30 2051.75 0.491 1.71 2051.85 0.488 1.11 2051.95 0.484 0.50 2052.05 0.480 359.88 2052.15 0.476 359.25 2052.25 0.473 358.61 2052.35 0.469 357.96 2052.45 0.465 357.30 2052.55 0.460 356.63 2052.65 0.456 355.94 2052.75 0.452 355.24 2052.85 0.447 354.53 2052.95 0.443 353.80 2053.05 0.438 353.06 2053.15 0.434 352.30 2053.25 0.429 351.53 2053.35 0.424 350.74 2053.45 0.420 349.93 2053.55 0.415 349.10 2053.65 0.410 348.26 2053.75 0.405 347.39 2053.85 0.400 346.50 2053.95 0.395 345.59 2054.05 0.390 344.65 2054.15 0.385 343.69 2054.25 0.380 342.71 2054.35 0.375 341.70 2054.45 0.370 340.66 2054.55 0.365 339.59 2054.65 0.360 338.50 2054.75 0.355 337.37 2054.85 0.350 336.21 2054.95 0.345 335.01 2055.05 0.340 333.79 2055.15 0.335 332.52 2055.25 0.331 331.23 2055.35 0.326 329.89 2055.45 0.321 328.52 2055.55 0.317 327.10 2055.65 0.313 325.65 2055.75 0.308 324.15 2055.85 0.304 322.62 2055.95 0.300 321.04 2056.05 0.296 319.43 2056.15 0.293 317.77 2056.25 0.289 316.07 2056.35 0.286 314.33 2056.45 0.283 312.55 2056.55 0.280 310.73
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:08:25 |