| WDS: | HU644AB | WDS ID/Discoverer |
| P: | 49.340 | Orbital period (years) |
| a: | 1.546 | Semi-major axis (arcseconds) |
| i: | 94.4 | Inclination (degrees) |
| Ω: | 90.9 | Longitude of ascending node (degrees) |
| T: | 1968.130 | Epoch of periastron passage (year) |
| e: | 0.209 | Eccentricity |
| ω: | 72.9 | Longitude of periastron (degrees) |
| Start-Year: | 2000.33 | Year |
| End-Year: | 2049.67 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for HU644AB |
||
| Position: | 131945.58+474641.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13198+4747 | WDS designation |
| Discoverer Code: | HU644AB | Discover designation and components |
| ADS number: | 8862 | Aitken Double Star catalog |
| HD number: | 115953 | HD catalog number |
| Hipparcos number: | 65026 | Hipparcos catalog number |
| V1: | 9.11 | Magnitude of the primary |
| V2: | 9.87 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2019 | 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: | USN2021b | 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 1.409 272.28 -------------------------- 2000.33 0.648 102.18 2000.43 0.662 101.87 2000.53 0.676 101.58 2000.63 0.691 101.30 2000.73 0.705 101.03 2000.83 0.719 100.77 2000.93 0.733 100.52 2001.03 0.747 100.29 2001.13 0.761 100.06 2001.23 0.775 99.83 2001.33 0.788 99.62 2001.43 0.802 99.41 2001.53 0.816 99.21 2001.63 0.829 99.02 2001.73 0.842 98.83 2001.83 0.856 98.65 2001.93 0.869 98.47 2002.03 0.882 98.30 2002.13 0.895 98.14 2002.23 0.908 97.98 2002.33 0.921 97.82 2002.43 0.934 97.67 2002.53 0.946 97.52 2002.63 0.959 97.38 2002.73 0.971 97.24 2002.83 0.984 97.10 2002.93 0.996 96.97 2003.03 1.008 96.83 2003.13 1.020 96.71 2003.23 1.032 96.58 2003.33 1.043 96.46 2003.43 1.055 96.34 2003.53 1.066 96.23 2003.63 1.078 96.11 2003.73 1.089 96.00 2003.83 1.100 95.89 2003.93 1.111 95.78 2004.03 1.122 95.68 2004.13 1.132 95.58 2004.23 1.143 95.48 2004.33 1.153 95.38 2004.43 1.163 95.28 2004.53 1.173 95.18 2004.63 1.183 95.09 2004.73 1.193 95.00 2004.83 1.202 94.90 2004.93 1.211 94.81 2005.03 1.221 94.73 2005.13 1.230 94.64 2005.23 1.238 94.55 2005.33 1.247 94.47 2005.43 1.256 94.38 2005.53 1.264 94.30 2005.63 1.272 94.22 2005.73 1.280 94.14 2005.83 1.288 94.06 2005.93 1.295 93.98 2006.03 1.303 93.91 2006.13 1.310 93.83 2006.23 1.317 93.75 2006.33 1.324 93.68 2006.43 1.330 93.60 2006.53 1.337 93.53 2006.63 1.343 93.46 2006.73 1.349 93.38 2006.83 1.354 93.31 2006.93 1.360 93.24 2007.03 1.365 93.17 2007.13 1.370 93.10 2007.23 1.375 93.03 2007.33 1.380 92.96 2007.43 1.384 92.89 2007.53 1.388 92.83 2007.63 1.392 92.76 2007.73 1.396 92.69 2007.83 1.399 92.62 2007.93 1.402 92.56 2008.03 1.405 92.49 2008.13 1.408 92.43 2008.23 1.410 92.36 2008.33 1.412 92.29 2008.43 1.414 92.23 2008.53 1.416 92.16 2008.63 1.417 92.10 2008.73 1.418 92.03 2008.83 1.419 91.97 2008.93 1.420 91.90 2009.03 1.420 91.84 2009.13 1.420 91.77 2009.23 1.420 91.71 2009.33 1.419 91.64 2009.43 1.418 91.58 2009.53 1.417 91.51 2009.63 1.416 91.45 2009.73 1.414 91.38 2009.83 1.412 91.32 2009.93 1.410 91.25 2010.03 1.407 91.19 2010.13 1.404 91.12 2010.23 1.401 91.05 2010.33 1.398 90.99 2010.43 1.394 90.92 2010.53 1.390 90.85 2010.63 1.385 90.78 2010.73 1.381 90.71 2010.83 1.376 90.65 2010.93 1.370 90.58 2011.03 1.365 90.51 2011.13 1.359 90.44 2011.23 1.353 90.36 2011.33 1.346 90.29 2011.43 1.339 90.22 2011.53 1.332 90.15 2011.63 1.324 90.07 2011.73 1.316 90.00 2011.83 1.308 89.92 2011.93 1.300 89.84 2012.03 1.291 89.77 2012.13 1.282 89.69 2012.23 1.272 89.61 2012.33 1.262 89.53 2012.43 1.252 89.44 2012.53 1.242 89.36 2012.63 1.231 89.27 2012.73 1.220 89.19 2012.83 1.208 89.10 2012.93 1.196 89.01 2013.03 1.184 88.91 2013.13 1.172 88.82 2013.23 1.159 88.72 2013.33 1.146 88.63 2013.43 1.133 88.52 2013.53 1.119 88.42 2013.63 1.105 88.32 2013.73 1.091 88.21 2013.83 1.076 88.10 2013.93 1.061 87.98 2014.03 1.046 87.86 2014.13 1.031 87.74 2014.23 1.015 87.62 2014.33 0.999 87.49 2014.43 0.982 87.35 2014.53 0.965 87.22 2014.63 0.948 87.07 2014.73 0.931 86.93 2014.83 0.914 86.77 2014.93 0.896 86.61 2015.03 0.878 86.45 2015.13 0.859 86.27 2015.23 0.841 86.09 2015.33 0.822 85.90 2015.43 0.803 85.70 2015.53 0.783 85.50 2015.63 0.764 85.28 2015.73 0.744 85.05 2015.83 0.724 84.80 2015.93 0.704 84.55 2016.03 0.683 84.27 2016.13 0.663 83.99 2016.23 0.642 83.68 2016.33 0.621 83.35 2016.43 0.599 83.00 2016.53 0.578 82.62 2016.63 0.556 82.21 2016.73 0.535 81.77 2016.83 0.513 81.30 2016.93 0.491 80.78 2017.03 0.469 80.21 2017.13 0.447 79.58 2017.23 0.424 78.89 2017.33 0.402 78.13 2017.43 0.380 77.27 2017.53 0.357 76.30 2017.63 0.335 75.21 2017.73 0.312 73.96 2017.83 0.290 72.51 2017.93 0.268 70.83 2018.03 0.246 68.84 2018.13 0.224 66.46 2018.23 0.203 63.57 2018.33 0.182 60.02 2018.43 0.162 55.56 2018.53 0.143 49.90 2018.63 0.126 42.61 2018.73 0.112 33.26 2018.83 0.101 21.54 2018.93 0.095 7.78 2019.03 0.095 353.22 2019.13 0.102 339.60 2019.23 0.113 328.09 2019.33 0.127 318.93 2019.43 0.145 311.81 2019.53 0.163 306.26 2019.63 0.184 301.90 2019.73 0.204 298.41 2019.83 0.226 295.57 2019.93 0.248 293.23 2020.03 0.270 291.27 2020.13 0.292 289.61 2020.23 0.314 288.18 2020.33 0.337 286.95 2020.43 0.359 285.87 2020.53 0.382 284.91 2020.63 0.404 284.07 2020.73 0.427 283.31 2020.83 0.449 282.62 2020.93 0.471 282.01 2021.03 0.494 281.44 2021.13 0.516 280.93 2021.23 0.538 280.46 2021.33 0.560 280.02 2021.43 0.581 279.62 2021.53 0.603 279.25 2021.63 0.624 278.90 2021.73 0.646 278.57 2021.83 0.667 278.27 2021.93 0.688 277.99 2022.03 0.709 277.72 2022.13 0.729 277.46 2022.23 0.750 277.22 2022.33 0.770 277.00 2022.43 0.790 276.78 2022.53 0.810 276.58 2022.63 0.830 276.38 2022.73 0.849 276.20 2022.83 0.868 276.02 2022.93 0.887 275.85 2023.03 0.906 275.69 2023.13 0.925 275.53 2023.23 0.943 275.38 2023.33 0.961 275.24 2023.43 0.979 275.10 2023.53 0.997 274.96 2023.63 1.014 274.84 2023.73 1.032 274.71 2023.83 1.049 274.59 2023.93 1.065 274.47 2024.03 1.082 274.36 2024.13 1.098 274.25 2024.23 1.114 274.14 2024.33 1.130 274.04 2024.43 1.146 273.94 2024.53 1.161 273.84 2024.63 1.176 273.74 2024.73 1.191 273.65 2024.83 1.205 273.56 2024.93 1.219 273.47 2025.03 1.233 273.38 2025.13 1.247 273.30 2025.23 1.260 273.21 2025.33 1.274 273.13 2025.43 1.287 273.05 2025.53 1.299 272.97 2025.63 1.312 272.90 2025.73 1.324 272.82 2025.83 1.336 272.75 2025.93 1.347 272.68 2026.03 1.359 272.60 2026.13 1.370 272.53 2026.23 1.381 272.46 2026.33 1.391 272.40 2026.43 1.402 272.33 2026.53 1.412 272.26 2026.63 1.422 272.20 2026.73 1.431 272.13 2026.83 1.441 272.07 2026.93 1.450 272.01 2027.03 1.458 271.95 2027.13 1.467 271.88 2027.23 1.475 271.82 2027.33 1.483 271.76 2027.43 1.491 271.70 2027.53 1.498 271.65 2027.63 1.506 271.59 2027.73 1.513 271.53 2027.83 1.519 271.47 2027.93 1.526 271.42 2028.03 1.532 271.36 2028.13 1.538 271.31 2028.23 1.544 271.25 2028.33 1.549 271.20 2028.43 1.555 271.14 2028.53 1.560 271.09 2028.63 1.564 271.03 2028.73 1.569 270.98 2028.83 1.573 270.93 2028.93 1.577 270.88 2029.03 1.581 270.82 2029.13 1.584 270.77 2029.23 1.588 270.72 2029.33 1.591 270.67 2029.43 1.594 270.62 2029.53 1.596 270.56 2029.63 1.599 270.51 2029.73 1.601 270.46 2029.83 1.603 270.41 2029.93 1.604 270.36 2030.03 1.606 270.31 2030.13 1.607 270.26 2030.23 1.608 270.21 2030.33 1.609 270.16 2030.43 1.610 270.11 2030.53 1.610 270.06 2030.63 1.610 270.01 2030.73 1.610 269.95 2030.83 1.610 269.90 2030.93 1.609 269.85 2031.03 1.608 269.80 2031.13 1.608 269.75 2031.23 1.606 269.70 2031.33 1.605 269.65 2031.43 1.603 269.60 2031.53 1.602 269.55 2031.63 1.600 269.50 2031.73 1.598 269.45 2031.83 1.595 269.40 2031.93 1.593 269.34 2032.03 1.590 269.29 2032.13 1.587 269.24 2032.23 1.584 269.19 2032.33 1.580 269.14 2032.43 1.577 269.08 2032.53 1.573 269.03 2032.63 1.569 268.98 2032.73 1.565 268.93 2032.83 1.561 268.87 2032.93 1.557 268.82 2033.03 1.552 268.76 2033.13 1.547 268.71 2033.23 1.542 268.65 2033.33 1.537 268.60 2033.43 1.532 268.54 2033.53 1.526 268.49 2033.63 1.520 268.43 2033.73 1.514 268.37 2033.83 1.508 268.32 2033.93 1.502 268.26 2034.03 1.496 268.20 2034.13 1.489 268.14 2034.23 1.483 268.08 2034.33 1.476 268.02 2034.43 1.469 267.96 2034.53 1.462 267.90 2034.63 1.454 267.84 2034.73 1.447 267.78 2034.83 1.439 267.72 2034.93 1.431 267.65 2035.03 1.423 267.59 2035.13 1.415 267.52 2035.23 1.407 267.46 2035.33 1.399 267.39 2035.43 1.390 267.32 2035.53 1.381 267.25 2035.63 1.373 267.19 2035.73 1.364 267.12 2035.83 1.354 267.05 2035.93 1.345 266.97 2036.03 1.336 266.90 2036.13 1.326 266.83 2036.23 1.317 266.75 2036.33 1.307 266.68 2036.43 1.297 266.60 2036.53 1.287 266.52 2036.63 1.277 266.44 2036.73 1.267 266.36 2036.83 1.256 266.28 2036.93 1.246 266.19 2037.03 1.235 266.11 2037.13 1.224 266.02 2037.23 1.213 265.93 2037.33 1.202 265.84 2037.43 1.191 265.75 2037.53 1.180 265.66 2037.63 1.169 265.57 2037.73 1.157 265.47 2037.83 1.146 265.37 2037.93 1.134 265.27 2038.03 1.122 265.17 2038.13 1.110 265.06 2038.23 1.098 264.95 2038.33 1.086 264.84 2038.43 1.074 264.73 2038.53 1.062 264.62 2038.63 1.049 264.50 2038.73 1.037 264.38 2038.83 1.024 264.26 2038.93 1.012 264.13 2039.03 0.999 264.00 2039.13 0.986 263.87 2039.23 0.973 263.73 2039.33 0.960 263.59 2039.43 0.947 263.45 2039.53 0.934 263.30 2039.63 0.920 263.15 2039.73 0.907 262.99 2039.83 0.894 262.83 2039.93 0.880 262.66 2040.03 0.867 262.49 2040.13 0.853 262.31 2040.23 0.839 262.13 2040.33 0.826 261.94 2040.43 0.812 261.75 2040.53 0.798 261.55 2040.63 0.784 261.34 2040.73 0.770 261.12 2040.83 0.756 260.89 2040.93 0.741 260.66 2041.03 0.727 260.42 2041.13 0.713 260.17 2041.23 0.699 259.90 2041.33 0.684 259.63 2041.43 0.670 259.34 2041.53 0.655 259.05 2041.63 0.641 258.73 2041.73 0.626 258.41 2041.83 0.612 258.07 2041.93 0.597 257.71 2042.03 0.583 257.33 2042.13 0.568 256.94 2042.23 0.553 256.52 2042.33 0.538 256.08 2042.43 0.524 255.62 2042.53 0.509 255.13 2042.63 0.494 254.61 2042.73 0.480 254.06 2042.83 0.465 253.47 2042.93 0.450 252.84 2043.03 0.435 252.18 2043.13 0.421 251.46 2043.23 0.406 250.69 2043.33 0.391 249.87 2043.43 0.377 248.98 2043.53 0.362 248.03 2043.63 0.348 246.99 2043.73 0.334 245.86 2043.83 0.319 244.63 2043.93 0.305 243.29 2044.03 0.291 241.82 2044.13 0.277 240.20 2044.23 0.264 238.41 2044.33 0.251 236.43 2044.43 0.238 234.23 2044.53 0.225 231.79 2044.63 0.213 229.06 2044.73 0.201 226.00 2044.83 0.190 222.58 2044.93 0.180 218.76 2045.03 0.171 214.49 2045.13 0.162 209.75 2045.23 0.155 204.54 2045.33 0.149 198.88 2045.43 0.145 192.82 2045.53 0.142 186.48 2045.63 0.142 179.99 2045.73 0.143 173.51 2045.83 0.146 167.21 2045.93 0.150 161.21 2046.03 0.156 155.62 2046.13 0.164 150.50 2046.23 0.172 145.84 2046.33 0.182 141.66 2046.43 0.192 137.91 2046.53 0.203 134.55 2046.63 0.215 131.56 2046.73 0.227 128.88 2046.83 0.240 126.48 2046.93 0.253 124.32 2047.03 0.266 122.38 2047.13 0.280 120.62 2047.23 0.294 119.03 2047.33 0.308 117.58 2047.43 0.322 116.26 2047.53 0.336 115.05 2047.63 0.350 113.94 2047.73 0.365 112.91 2047.83 0.379 111.97 2047.93 0.394 111.09 2048.03 0.408 110.28 2048.13 0.423 109.52 2048.23 0.438 108.81 2048.33 0.452 108.15 2048.43 0.467 107.53 2048.53 0.482 106.95 2048.63 0.496 106.40 2048.73 0.511 105.89 2048.83 0.526 105.40 2048.93 0.540 104.94 2049.03 0.555 104.51 2049.13 0.570 104.09 2049.23 0.584 103.70 2049.33 0.599 103.32 2049.43 0.613 102.97 2049.53 0.628 102.63 2049.63 0.642 102.30
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 16:55:09 |