| WDS: | STF1523AB | WDS ID/Discoverer |
| P: | 59.890 | Orbital period (years) |
| a: | 2.50442 | Semi-major axis (arcseconds) |
| i: | 122.187 | Inclination (degrees) |
| Ω: | 100.939 | Longitude of ascending node (degrees) |
| T: | 1935.170 | Epoch of periastron passage (year) |
| e: | 0.40432 | Eccentricity |
| ω: | 126.964 | Longitude of periastron (degrees) |
| Start-Year: | 1995.05485 | Year |
| End-Year: | 2054.94515 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1523AB |
||
| Position: | 111810.90+313145.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 11182+3132 | WDS designation |
| Discoverer Code: | STF1523AB | Discover designation and components |
| ADS number: | 8119 | Aitken Double Star catalog |
| HD number: | 98231 | HD catalog number |
| Hipparcos number: | 55203 | Hipparcos catalog number |
| V1: | 4.33 | Magnitude of the primary |
| V2: | 4.80 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | 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: | Izm2019 | 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 2.705 132.32 -------------------------- 1995.05 1.098 316.31 1995.15 1.117 314.82 1995.25 1.136 313.37 1995.35 1.155 311.97 1995.45 1.174 310.61 1995.55 1.194 309.30 1995.65 1.213 308.04 1995.75 1.232 306.81 1995.85 1.251 305.62 1995.95 1.270 304.46 1996.05 1.289 303.34 1996.15 1.308 302.25 1996.25 1.327 301.19 1996.35 1.345 300.16 1996.45 1.363 299.16 1996.55 1.381 298.18 1996.65 1.398 297.23 1996.75 1.415 296.30 1996.85 1.432 295.40 1996.95 1.449 294.51 1997.05 1.465 293.65 1997.15 1.481 292.80 1997.25 1.497 291.97 1997.35 1.512 291.16 1997.45 1.526 290.37 1997.55 1.541 289.58 1997.65 1.555 288.82 1997.75 1.568 288.06 1997.85 1.582 287.32 1997.95 1.594 286.60 1998.05 1.607 285.88 1998.15 1.619 285.17 1998.25 1.631 284.48 1998.35 1.642 283.79 1998.45 1.653 283.11 1998.55 1.663 282.45 1998.65 1.673 281.79 1998.75 1.682 281.13 1998.85 1.692 280.49 1998.95 1.701 279.85 1999.05 1.709 279.22 1999.15 1.717 278.59 1999.25 1.725 277.97 1999.35 1.732 277.36 1999.45 1.739 276.75 1999.55 1.745 276.14 1999.65 1.752 275.54 1999.75 1.757 274.94 1999.85 1.763 274.35 1999.95 1.768 273.76 2000.05 1.773 273.17 2000.15 1.777 272.59 2000.25 1.781 272.01 2000.35 1.785 271.43 2000.45 1.789 270.86 2000.55 1.792 270.29 2000.65 1.795 269.71 2000.75 1.798 269.15 2000.85 1.800 268.58 2000.95 1.802 268.01 2001.05 1.804 267.45 2001.15 1.805 266.88 2001.25 1.807 266.32 2001.35 1.808 265.76 2001.45 1.809 265.20 2001.55 1.809 264.63 2001.65 1.809 264.07 2001.75 1.810 263.51 2001.85 1.809 262.95 2001.95 1.809 262.39 2002.05 1.809 261.83 2002.15 1.808 261.27 2002.25 1.807 260.70 2002.35 1.806 260.14 2002.45 1.805 259.58 2002.55 1.803 259.01 2002.65 1.802 258.45 2002.75 1.800 257.88 2002.85 1.798 257.31 2002.95 1.796 256.74 2003.05 1.794 256.17 2003.15 1.791 255.60 2003.25 1.789 255.03 2003.35 1.786 254.46 2003.45 1.784 253.88 2003.55 1.781 253.30 2003.65 1.778 252.72 2003.75 1.775 252.14 2003.85 1.772 251.55 2003.95 1.769 250.97 2004.05 1.766 250.38 2004.15 1.762 249.79 2004.25 1.759 249.20 2004.35 1.756 248.60 2004.45 1.752 248.01 2004.55 1.749 247.41 2004.65 1.745 246.80 2004.75 1.741 246.20 2004.85 1.738 245.59 2004.95 1.734 244.98 2005.05 1.730 244.37 2005.15 1.726 243.76 2005.25 1.723 243.14 2005.35 1.719 242.52 2005.45 1.715 241.89 2005.55 1.711 241.27 2005.65 1.707 240.64 2005.75 1.704 240.01 2005.85 1.700 239.37 2005.95 1.696 238.74 2006.05 1.692 238.10 2006.15 1.689 237.45 2006.25 1.685 236.81 2006.35 1.681 236.16 2006.45 1.678 235.51 2006.55 1.674 234.85 2006.65 1.670 234.20 2006.75 1.667 233.54 2006.85 1.663 232.88 2006.95 1.660 232.21 2007.05 1.657 231.54 2007.15 1.653 230.87 2007.25 1.650 230.20 2007.35 1.647 229.52 2007.45 1.644 228.84 2007.55 1.641 228.16 2007.65 1.638 227.48 2007.75 1.635 226.79 2007.85 1.632 226.11 2007.95 1.630 225.42 2008.05 1.627 224.72 2008.15 1.625 224.03 2008.25 1.622 223.33 2008.35 1.620 222.63 2008.45 1.618 221.93 2008.55 1.616 221.23 2008.65 1.614 220.52 2008.75 1.612 219.82 2008.85 1.610 219.11 2008.95 1.609 218.40 2009.05 1.607 217.69 2009.15 1.606 216.98 2009.25 1.604 216.27 2009.35 1.603 215.55 2009.45 1.602 214.84 2009.55 1.601 214.12 2009.65 1.601 213.40 2009.75 1.600 212.69 2009.85 1.600 211.97 2009.95 1.599 211.25 2010.05 1.599 210.53 2010.15 1.599 209.81 2010.25 1.599 209.10 2010.35 1.599 208.38 2010.45 1.599 207.66 2010.55 1.600 206.94 2010.65 1.600 206.22 2010.75 1.601 205.51 2010.85 1.602 204.79 2010.95 1.603 204.08 2011.05 1.604 203.36 2011.15 1.606 202.65 2011.25 1.607 201.94 2011.35 1.609 201.23 2011.45 1.610 200.52 2011.55 1.612 199.81 2011.65 1.614 199.10 2011.75 1.616 198.40 2011.85 1.619 197.70 2011.95 1.621 197.00 2012.05 1.624 196.30 2012.15 1.626 195.60 2012.25 1.629 194.91 2012.35 1.632 194.22 2012.45 1.635 193.53 2012.55 1.639 192.85 2012.65 1.642 192.16 2012.75 1.646 191.48 2012.85 1.649 190.81 2012.95 1.653 190.13 2013.05 1.657 189.46 2013.15 1.661 188.79 2013.25 1.665 188.13 2013.35 1.670 187.47 2013.45 1.674 186.81 2013.55 1.679 186.16 2013.65 1.683 185.51 2013.75 1.688 184.86 2013.85 1.693 184.22 2013.95 1.698 183.58 2014.05 1.703 182.95 2014.15 1.709 182.32 2014.25 1.714 181.69 2014.35 1.720 181.07 2014.45 1.725 180.45 2014.55 1.731 179.83 2014.65 1.737 179.22 2014.75 1.743 178.61 2014.85 1.749 178.01 2014.95 1.755 177.41 2015.05 1.761 176.82 2015.15 1.768 176.23 2015.25 1.774 175.64 2015.35 1.781 175.06 2015.45 1.787 174.48 2015.55 1.794 173.91 2015.65 1.801 173.34 2015.75 1.808 172.78 2015.85 1.815 172.22 2015.95 1.822 171.66 2016.05 1.829 171.11 2016.15 1.836 170.57 2016.25 1.844 170.02 2016.35 1.851 169.49 2016.45 1.859 168.95 2016.55 1.866 168.42 2016.65 1.874 167.90 2016.75 1.881 167.38 2016.85 1.889 166.86 2016.95 1.897 166.35 2017.05 1.905 165.84 2017.15 1.913 165.33 2017.25 1.921 164.83 2017.35 1.929 164.34 2017.45 1.937 163.85 2017.55 1.945 163.36 2017.65 1.953 162.88 2017.75 1.962 162.40 2017.85 1.970 161.92 2017.95 1.978 161.45 2018.05 1.987 160.98 2018.15 1.995 160.52 2018.25 2.004 160.06 2018.35 2.012 159.60 2018.45 2.021 159.15 2018.55 2.029 158.70 2018.65 2.038 158.26 2018.75 2.046 157.82 2018.85 2.055 157.38 2018.95 2.064 156.95 2019.05 2.073 156.52 2019.15 2.081 156.09 2019.25 2.090 155.67 2019.35 2.099 155.25 2019.45 2.108 154.84 2019.55 2.117 154.43 2019.65 2.125 154.02 2019.75 2.134 153.61 2019.85 2.143 153.21 2019.95 2.152 152.81 2020.05 2.161 152.42 2020.15 2.170 152.03 2020.25 2.179 151.64 2020.35 2.188 151.25 2020.45 2.197 150.87 2020.55 2.206 150.49 2020.65 2.215 150.12 2020.75 2.224 149.74 2020.85 2.233 149.37 2020.95 2.242 149.01 2021.05 2.251 148.64 2021.15 2.260 148.28 2021.25 2.269 147.92 2021.35 2.278 147.57 2021.45 2.286 147.21 2021.55 2.295 146.86 2021.65 2.304 146.52 2021.75 2.313 146.17 2021.85 2.322 145.83 2021.95 2.331 145.49 2022.05 2.340 145.15 2022.15 2.349 144.82 2022.25 2.358 144.49 2022.35 2.367 144.16 2022.45 2.375 143.83 2022.55 2.384 143.51 2022.65 2.393 143.19 2022.75 2.402 142.87 2022.85 2.410 142.55 2022.95 2.419 142.23 2023.05 2.428 141.92 2023.15 2.436 141.61 2023.25 2.445 141.30 2023.35 2.454 141.00 2023.45 2.462 140.69 2023.55 2.471 140.39 2023.65 2.479 140.09 2023.75 2.488 139.79 2023.85 2.496 139.50 2023.95 2.505 139.20 2024.05 2.513 138.91 2024.15 2.522 138.62 2024.25 2.530 138.33 2024.35 2.538 138.05 2024.45 2.546 137.76 2024.55 2.555 137.48 2024.65 2.563 137.20 2024.75 2.571 136.92 2024.85 2.579 136.64 2024.95 2.587 136.37 2025.05 2.595 136.10 2025.15 2.603 135.82 2025.25 2.611 135.55 2025.35 2.619 135.28 2025.45 2.626 135.02 2025.55 2.634 134.75 2025.65 2.642 134.49 2025.75 2.650 134.23 2025.85 2.657 133.96 2025.95 2.665 133.71 2026.05 2.672 133.45 2026.15 2.680 133.19 2026.25 2.687 132.94 2026.35 2.695 132.68 2026.45 2.702 132.43 2026.55 2.709 132.18 2026.65 2.716 131.93 2026.75 2.723 131.68 2026.85 2.730 131.43 2026.95 2.737 131.19 2027.05 2.744 130.94 2027.15 2.751 130.70 2027.25 2.758 130.46 2027.35 2.765 130.22 2027.45 2.772 129.98 2027.55 2.778 129.74 2027.65 2.785 129.50 2027.75 2.791 129.27 2027.85 2.798 129.03 2027.95 2.804 128.80 2028.05 2.810 128.56 2028.15 2.817 128.33 2028.25 2.823 128.10 2028.35 2.829 127.87 2028.45 2.835 127.64 2028.55 2.841 127.41 2028.65 2.847 127.19 2028.75 2.853 126.96 2028.85 2.858 126.73 2028.95 2.864 126.51 2029.05 2.870 126.29 2029.15 2.875 126.06 2029.25 2.881 125.84 2029.35 2.886 125.62 2029.45 2.891 125.40 2029.55 2.897 125.18 2029.65 2.902 124.96 2029.75 2.907 124.75 2029.85 2.912 124.53 2029.95 2.917 124.31 2030.05 2.921 124.10 2030.15 2.926 123.88 2030.25 2.931 123.67 2030.35 2.935 123.45 2030.45 2.940 123.24 2030.55 2.944 123.03 2030.65 2.949 122.82 2030.75 2.953 122.61 2030.85 2.957 122.40 2030.95 2.961 122.19 2031.05 2.965 121.98 2031.15 2.969 121.77 2031.25 2.973 121.56 2031.35 2.976 121.35 2031.45 2.980 121.15 2031.55 2.983 120.94 2031.65 2.987 120.73 2031.75 2.990 120.53 2031.85 2.993 120.32 2031.95 2.997 120.12 2032.05 3.000 119.91 2032.15 3.002 119.71 2032.25 3.005 119.51 2032.35 3.008 119.30 2032.45 3.011 119.10 2032.55 3.013 118.90 2032.65 3.016 118.69 2032.75 3.018 118.49 2032.85 3.020 118.29 2032.95 3.022 118.09 2033.05 3.024 117.89 2033.15 3.026 117.69 2033.25 3.028 117.49 2033.35 3.030 117.29 2033.45 3.032 117.09 2033.55 3.033 116.89 2033.65 3.034 116.69 2033.75 3.036 116.49 2033.85 3.037 116.29 2033.95 3.038 116.09 2034.05 3.039 115.89 2034.15 3.040 115.69 2034.25 3.041 115.49 2034.35 3.041 115.30 2034.45 3.042 115.10 2034.55 3.042 114.90 2034.65 3.042 114.70 2034.75 3.042 114.50 2034.85 3.043 114.30 2034.95 3.042 114.11 2035.05 3.042 113.91 2035.15 3.042 113.71 2035.25 3.042 113.51 2035.35 3.041 113.31 2035.45 3.040 113.11 2035.55 3.039 112.91 2035.65 3.039 112.71 2035.75 3.038 112.52 2035.85 3.036 112.32 2035.95 3.035 112.12 2036.05 3.034 111.92 2036.15 3.032 111.72 2036.25 3.030 111.52 2036.35 3.029 111.32 2036.45 3.027 111.12 2036.55 3.025 110.92 2036.65 3.022 110.72 2036.75 3.020 110.51 2036.85 3.018 110.31 2036.95 3.015 110.11 2037.05 3.012 109.91 2037.15 3.009 109.71 2037.25 3.006 109.50 2037.35 3.003 109.30 2037.45 3.000 109.10 2037.55 2.996 108.89 2037.65 2.993 108.69 2037.75 2.989 108.48 2037.85 2.985 108.28 2037.95 2.981 108.07 2038.05 2.977 107.86 2038.15 2.973 107.65 2038.25 2.968 107.45 2038.35 2.964 107.24 2038.45 2.959 107.03 2038.55 2.954 106.82 2038.65 2.949 106.61 2038.75 2.944 106.40 2038.85 2.939 106.18 2038.95 2.933 105.97 2039.05 2.927 105.76 2039.15 2.922 105.54 2039.25 2.916 105.33 2039.35 2.909 105.11 2039.45 2.903 104.89 2039.55 2.897 104.67 2039.65 2.890 104.45 2039.75 2.883 104.23 2039.85 2.876 104.01 2039.95 2.869 103.79 2040.05 2.862 103.57 2040.15 2.855 103.34 2040.25 2.847 103.12 2040.35 2.839 102.89 2040.45 2.831 102.66 2040.55 2.823 102.43 2040.65 2.815 102.20 2040.75 2.807 101.97 2040.85 2.798 101.73 2040.95 2.789 101.50 2041.05 2.780 101.26 2041.15 2.771 101.02 2041.25 2.762 100.78 2041.35 2.752 100.54 2041.45 2.743 100.30 2041.55 2.733 100.05 2041.65 2.723 99.80 2041.75 2.713 99.56 2041.85 2.702 99.31 2041.95 2.692 99.05 2042.05 2.681 98.80 2042.15 2.670 98.54 2042.25 2.659 98.28 2042.35 2.648 98.02 2042.45 2.636 97.76 2042.55 2.624 97.49 2042.65 2.612 97.23 2042.75 2.600 96.96 2042.85 2.588 96.68 2042.95 2.576 96.41 2043.05 2.563 96.13 2043.15 2.550 95.85 2043.25 2.537 95.56 2043.35 2.524 95.28 2043.45 2.510 94.99 2043.55 2.497 94.69 2043.65 2.483 94.40 2043.75 2.469 94.10 2043.85 2.455 93.79 2043.95 2.440 93.49 2044.05 2.425 93.18 2044.15 2.411 92.86 2044.25 2.396 92.55 2044.35 2.380 92.22 2044.45 2.365 91.90 2044.55 2.349 91.57 2044.65 2.333 91.23 2044.75 2.317 90.89 2044.85 2.301 90.55 2044.95 2.284 90.20 2045.05 2.268 89.84 2045.15 2.251 89.48 2045.25 2.234 89.12 2045.35 2.216 88.75 2045.45 2.199 88.37 2045.55 2.181 87.99 2045.65 2.163 87.60 2045.75 2.145 87.20 2045.85 2.127 86.80 2045.95 2.108 86.39 2046.05 2.089 85.97 2046.15 2.071 85.55 2046.25 2.051 85.11 2046.35 2.032 84.67 2046.45 2.012 84.23 2046.55 1.993 83.77 2046.65 1.973 83.30 2046.75 1.953 82.82 2046.85 1.932 82.34 2046.95 1.912 81.84 2047.05 1.891 81.33 2047.15 1.870 80.81 2047.25 1.849 80.28 2047.35 1.828 79.74 2047.45 1.807 79.18 2047.55 1.785 78.61 2047.65 1.764 78.03 2047.75 1.742 77.43 2047.85 1.720 76.82 2047.95 1.698 76.19 2048.05 1.675 75.54 2048.15 1.653 74.88 2048.25 1.630 74.20 2048.35 1.608 73.50 2048.45 1.585 72.78 2048.55 1.562 72.03 2048.65 1.539 71.27 2048.75 1.516 70.48 2048.85 1.493 69.67 2048.95 1.470 68.83 2049.05 1.447 67.97 2049.15 1.424 67.08 2049.25 1.401 66.16 2049.35 1.377 65.21 2049.45 1.354 64.22 2049.55 1.331 63.20 2049.65 1.308 62.15 2049.75 1.285 61.05 2049.85 1.263 59.92 2049.95 1.240 58.75 2050.05 1.218 57.53 2050.15 1.195 56.27 2050.25 1.173 54.96 2050.35 1.152 53.60 2050.45 1.130 52.19 2050.55 1.109 50.73 2050.65 1.089 49.21 2050.75 1.068 47.63 2050.85 1.049 45.99 2050.95 1.030 44.29 2051.05 1.011 42.52 2051.15 0.993 40.69 2051.25 0.976 38.80 2051.35 0.959 36.83 2051.45 0.944 34.80 2051.55 0.929 32.71 2051.65 0.915 30.55 2051.75 0.902 28.32 2051.85 0.890 26.03 2051.95 0.879 23.69 2052.05 0.870 21.29 2052.15 0.861 18.83 2052.25 0.854 16.34 2052.35 0.848 13.80 2052.45 0.844 11.24 2052.55 0.841 8.65 2052.65 0.839 6.04 2052.75 0.838 3.43 2052.85 0.839 0.82 2052.95 0.842 358.22 2053.05 0.845 355.63 2053.15 0.850 353.08 2053.25 0.856 350.55 2053.35 0.864 348.07 2053.45 0.872 345.63 2053.55 0.882 343.24 2053.65 0.893 340.90 2053.75 0.904 338.63 2053.85 0.917 336.41 2053.95 0.931 334.26 2054.05 0.945 332.17 2054.15 0.960 330.14 2054.25 0.976 328.18 2054.35 0.992 326.29 2054.45 1.009 324.45 2054.55 1.027 322.68 2054.65 1.044 320.97 2054.75 1.063 319.31 2054.85 1.081 317.71
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:36:39 |