| WDS: | HDS566AA,AB | WDS ID/Discoverer |
| P: | 55.000 | Orbital period (years) |
| a: | 0.342 | Semi-major axis (arcseconds) |
| i: | 114.5 | Inclination (degrees) |
| Ω: | 19.2 | Longitude of ascending node (degrees) |
| T: | 2035.135 | Epoch of periastron passage (year) |
| e: | 0.677 | Eccentricity |
| ω: | 231.8 | Longitude of periastron (degrees) |
| Start-Year: | 1997.5 | Year |
| End-Year: | 2052.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for HDS566AA,AB |
||
| Position: | 042448.05+155229.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04248+1552 | WDS designation |
| Discoverer Code: | HDS566AA,AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 20605 | Hipparcos catalog number |
| V1: | 12.13 | Magnitude of the primary |
| V2: | 13.10 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2017 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2018e | 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 0.154 276.11 -------------------------- 1997.50 0.448 4.02 1997.60 0.448 3.90 1997.70 0.448 3.79 1997.80 0.449 3.67 1997.90 0.449 3.55 1998.00 0.449 3.44 1998.10 0.449 3.32 1998.20 0.449 3.21 1998.30 0.449 3.09 1998.40 0.449 2.97 1998.50 0.449 2.86 1998.60 0.449 2.74 1998.70 0.449 2.63 1998.80 0.449 2.51 1998.90 0.449 2.39 1999.00 0.449 2.28 1999.10 0.449 2.16 1999.20 0.449 2.05 1999.30 0.449 1.93 1999.40 0.449 1.81 1999.50 0.449 1.70 1999.60 0.448 1.58 1999.70 0.448 1.47 1999.80 0.448 1.35 1999.90 0.448 1.23 2000.00 0.448 1.12 2000.10 0.448 1.00 2000.20 0.447 0.88 2000.30 0.447 0.77 2000.40 0.447 0.65 2000.50 0.447 0.53 2000.60 0.446 0.42 2000.70 0.446 0.30 2000.80 0.446 0.18 2000.90 0.446 0.06 2001.00 0.445 359.95 2001.10 0.445 359.83 2001.20 0.445 359.71 2001.30 0.444 359.59 2001.40 0.444 359.47 2001.50 0.444 359.35 2001.60 0.443 359.24 2001.70 0.443 359.12 2001.80 0.442 359.00 2001.90 0.442 358.88 2002.00 0.442 358.76 2002.10 0.441 358.64 2002.20 0.441 358.52 2002.30 0.440 358.40 2002.40 0.440 358.28 2002.50 0.439 358.16 2002.60 0.439 358.03 2002.70 0.438 357.91 2002.80 0.438 357.79 2002.90 0.437 357.67 2003.00 0.437 357.55 2003.10 0.436 357.42 2003.20 0.436 357.30 2003.30 0.435 357.18 2003.40 0.434 357.05 2003.50 0.434 356.93 2003.60 0.433 356.81 2003.70 0.433 356.68 2003.80 0.432 356.56 2003.90 0.431 356.43 2004.00 0.431 356.31 2004.10 0.430 356.18 2004.20 0.429 356.05 2004.30 0.429 355.93 2004.40 0.428 355.80 2004.50 0.427 355.67 2004.60 0.427 355.54 2004.70 0.426 355.41 2004.80 0.425 355.29 2004.90 0.425 355.16 2005.00 0.424 355.03 2005.10 0.423 354.90 2005.20 0.422 354.76 2005.30 0.422 354.63 2005.40 0.421 354.50 2005.50 0.420 354.37 2005.60 0.419 354.24 2005.70 0.418 354.10 2005.80 0.418 353.97 2005.90 0.417 353.84 2006.00 0.416 353.70 2006.10 0.415 353.57 2006.20 0.414 353.43 2006.30 0.413 353.29 2006.40 0.412 353.16 2006.50 0.412 353.02 2006.60 0.411 352.88 2006.70 0.410 352.74 2006.80 0.409 352.60 2006.90 0.408 352.46 2007.00 0.407 352.32 2007.10 0.406 352.18 2007.20 0.405 352.04 2007.30 0.404 351.89 2007.40 0.403 351.75 2007.50 0.402 351.61 2007.60 0.401 351.46 2007.70 0.400 351.32 2007.80 0.399 351.17 2007.90 0.398 351.02 2008.00 0.397 350.88 2008.10 0.396 350.73 2008.20 0.395 350.58 2008.30 0.394 350.43 2008.40 0.393 350.28 2008.50 0.392 350.13 2008.60 0.391 349.97 2008.70 0.390 349.82 2008.80 0.389 349.67 2008.90 0.388 349.51 2009.00 0.387 349.36 2009.10 0.386 349.20 2009.20 0.384 349.04 2009.30 0.383 348.88 2009.40 0.382 348.72 2009.50 0.381 348.56 2009.60 0.380 348.40 2009.70 0.379 348.24 2009.80 0.378 348.08 2009.90 0.376 347.91 2010.00 0.375 347.75 2010.10 0.374 347.58 2010.20 0.373 347.41 2010.30 0.372 347.24 2010.40 0.371 347.07 2010.50 0.369 346.90 2010.60 0.368 346.73 2010.70 0.367 346.56 2010.80 0.366 346.38 2010.90 0.364 346.21 2011.00 0.363 346.03 2011.10 0.362 345.85 2011.20 0.361 345.68 2011.30 0.359 345.49 2011.40 0.358 345.31 2011.50 0.357 345.13 2011.60 0.356 344.95 2011.70 0.354 344.76 2011.80 0.353 344.57 2011.90 0.352 344.39 2012.00 0.350 344.20 2012.10 0.349 344.01 2012.20 0.348 343.81 2012.30 0.346 343.62 2012.40 0.345 343.42 2012.50 0.344 343.23 2012.60 0.342 343.03 2012.70 0.341 342.83 2012.80 0.340 342.63 2012.90 0.338 342.42 2013.00 0.337 342.22 2013.10 0.336 342.01 2013.20 0.334 341.80 2013.30 0.333 341.59 2013.40 0.331 341.38 2013.50 0.330 341.17 2013.60 0.329 340.95 2013.70 0.327 340.73 2013.80 0.326 340.51 2013.90 0.324 340.29 2014.00 0.323 340.07 2014.10 0.321 339.85 2014.20 0.320 339.62 2014.30 0.319 339.39 2014.40 0.317 339.16 2014.50 0.316 338.92 2014.60 0.314 338.69 2014.70 0.313 338.45 2014.80 0.311 338.21 2014.90 0.310 337.97 2015.00 0.308 337.72 2015.10 0.307 337.48 2015.20 0.305 337.23 2015.30 0.304 336.98 2015.40 0.302 336.72 2015.50 0.301 336.47 2015.60 0.299 336.21 2015.70 0.298 335.94 2015.80 0.296 335.68 2015.90 0.295 335.41 2016.00 0.293 335.14 2016.10 0.292 334.87 2016.20 0.290 334.59 2016.30 0.289 334.32 2016.40 0.287 334.03 2016.50 0.286 333.75 2016.60 0.284 333.46 2016.70 0.283 333.17 2016.80 0.281 332.88 2016.90 0.280 332.58 2017.00 0.278 332.28 2017.10 0.277 331.98 2017.20 0.275 331.67 2017.30 0.273 331.36 2017.40 0.272 331.04 2017.50 0.270 330.73 2017.60 0.269 330.40 2017.70 0.267 330.08 2017.80 0.266 329.75 2017.90 0.264 329.42 2018.00 0.263 329.08 2018.10 0.261 328.74 2018.20 0.259 328.39 2018.30 0.258 328.05 2018.40 0.256 327.69 2018.50 0.255 327.33 2018.60 0.253 326.97 2018.70 0.252 326.61 2018.80 0.250 326.23 2018.90 0.249 325.86 2019.00 0.247 325.48 2019.10 0.245 325.09 2019.20 0.244 324.70 2019.30 0.242 324.31 2019.40 0.241 323.91 2019.50 0.239 323.50 2019.60 0.238 323.09 2019.70 0.236 322.67 2019.80 0.235 322.25 2019.90 0.233 321.82 2020.00 0.231 321.39 2020.10 0.230 320.95 2020.20 0.228 320.51 2020.30 0.227 320.05 2020.40 0.225 319.60 2020.50 0.224 319.13 2020.60 0.222 318.66 2020.70 0.221 318.19 2020.80 0.219 317.71 2020.90 0.218 317.22 2021.00 0.216 316.72 2021.10 0.215 316.22 2021.20 0.213 315.71 2021.30 0.212 315.19 2021.40 0.210 314.66 2021.50 0.209 314.13 2021.60 0.207 313.59 2021.70 0.206 313.05 2021.80 0.204 312.49 2021.90 0.203 311.93 2022.00 0.202 311.36 2022.10 0.200 310.78 2022.20 0.199 310.19 2022.30 0.197 309.59 2022.40 0.196 308.99 2022.50 0.195 308.38 2022.60 0.193 307.76 2022.70 0.192 307.13 2022.80 0.191 306.49 2022.90 0.189 305.84 2023.00 0.188 305.18 2023.10 0.187 304.52 2023.20 0.185 303.84 2023.30 0.184 303.16 2023.40 0.183 302.46 2023.50 0.182 301.76 2023.60 0.180 301.04 2023.70 0.179 300.32 2023.80 0.178 299.59 2023.90 0.177 298.84 2024.00 0.176 298.09 2024.10 0.174 297.33 2024.20 0.173 296.55 2024.30 0.172 295.77 2024.40 0.171 294.98 2024.50 0.170 294.17 2024.60 0.169 293.36 2024.70 0.168 292.54 2024.80 0.167 291.70 2024.90 0.166 290.86 2025.00 0.165 290.01 2025.10 0.164 289.14 2025.20 0.163 288.27 2025.30 0.162 287.39 2025.40 0.161 286.50 2025.50 0.161 285.60 2025.60 0.160 284.69 2025.70 0.159 283.77 2025.80 0.158 282.84 2025.90 0.158 281.90 2026.00 0.157 280.96 2026.10 0.156 280.00 2026.20 0.156 279.04 2026.30 0.155 278.07 2026.40 0.154 277.09 2026.50 0.154 276.11 2026.60 0.153 275.12 2026.70 0.153 274.12 2026.80 0.152 273.11 2026.90 0.152 272.10 2027.00 0.151 271.08 2027.10 0.151 270.06 2027.20 0.151 269.03 2027.30 0.150 268.00 2027.40 0.150 266.97 2027.50 0.150 265.93 2027.60 0.150 264.88 2027.70 0.149 263.84 2027.80 0.149 262.79 2027.90 0.149 261.73 2028.00 0.149 260.68 2028.10 0.149 259.62 2028.20 0.149 258.57 2028.30 0.149 257.51 2028.40 0.149 256.45 2028.50 0.149 255.40 2028.60 0.149 254.34 2028.70 0.149 253.28 2028.80 0.149 252.22 2028.90 0.149 251.17 2029.00 0.149 250.12 2029.10 0.149 249.07 2029.20 0.149 248.02 2029.30 0.149 246.97 2029.40 0.150 245.92 2029.50 0.150 244.88 2029.60 0.150 243.84 2029.70 0.150 242.81 2029.80 0.151 241.78 2029.90 0.151 240.75 2030.00 0.151 239.72 2030.10 0.151 238.70 2030.20 0.152 237.68 2030.30 0.152 236.67 2030.40 0.152 235.66 2030.50 0.152 234.65 2030.60 0.153 233.64 2030.70 0.153 232.64 2030.80 0.153 231.65 2030.90 0.153 230.65 2031.00 0.154 229.66 2031.10 0.154 228.67 2031.20 0.154 227.68 2031.30 0.154 226.70 2031.40 0.154 225.71 2031.50 0.154 224.73 2031.60 0.154 223.75 2031.70 0.154 222.77 2031.80 0.154 221.78 2031.90 0.154 220.80 2032.00 0.154 219.81 2032.10 0.154 218.83 2032.20 0.153 217.83 2032.30 0.153 216.84 2032.40 0.152 215.84 2032.50 0.152 214.83 2032.60 0.151 213.81 2032.70 0.151 212.79 2032.80 0.150 211.75 2032.90 0.149 210.70 2033.00 0.148 209.63 2033.10 0.146 208.55 2033.20 0.145 207.45 2033.30 0.143 206.32 2033.40 0.142 205.17 2033.50 0.140 203.99 2033.60 0.138 202.77 2033.70 0.135 201.52 2033.80 0.133 200.21 2033.90 0.130 198.86 2034.00 0.127 197.44 2034.10 0.124 195.95 2034.20 0.120 194.38 2034.30 0.116 192.71 2034.40 0.112 190.92 2034.50 0.108 189.01 2034.60 0.104 186.92 2034.70 0.099 184.65 2034.80 0.094 182.15 2034.90 0.089 179.38 2035.00 0.084 176.27 2035.10 0.079 172.75 2035.20 0.074 168.75 2035.30 0.069 164.16 2035.40 0.064 158.87 2035.50 0.060 152.78 2035.60 0.056 145.80 2035.70 0.053 137.92 2035.80 0.051 129.23 2035.90 0.050 119.99 2036.00 0.050 110.58 2036.10 0.051 101.45 2036.20 0.054 92.96 2036.30 0.057 85.32 2036.40 0.061 78.61 2036.50 0.066 72.80 2036.60 0.071 67.80 2036.70 0.076 63.48 2036.80 0.082 59.75 2036.90 0.088 56.51 2037.00 0.094 53.67 2037.10 0.100 51.17 2037.20 0.106 48.96 2037.30 0.112 46.98 2037.40 0.118 45.20 2037.50 0.124 43.60 2037.60 0.130 42.14 2037.70 0.135 40.81 2037.80 0.141 39.58 2037.90 0.147 38.45 2038.00 0.152 37.41 2038.10 0.158 36.44 2038.20 0.163 35.53 2038.30 0.169 34.69 2038.40 0.174 33.89 2038.50 0.179 33.14 2038.60 0.184 32.43 2038.70 0.189 31.76 2038.80 0.194 31.13 2038.90 0.199 30.52 2039.00 0.204 29.95 2039.10 0.209 29.40 2039.20 0.213 28.87 2039.30 0.218 28.37 2039.40 0.222 27.89 2039.50 0.227 27.42 2039.60 0.231 26.98 2039.70 0.235 26.55 2039.80 0.239 26.13 2039.90 0.244 25.73 2040.00 0.248 25.35 2040.10 0.252 24.97 2040.20 0.255 24.61 2040.30 0.259 24.25 2040.40 0.263 23.91 2040.50 0.267 23.58 2040.60 0.270 23.25 2040.70 0.274 22.94 2040.80 0.278 22.63 2040.90 0.281 22.33 2041.00 0.284 22.04 2041.10 0.288 21.75 2041.20 0.291 21.48 2041.30 0.294 21.20 2041.40 0.298 20.94 2041.50 0.301 20.67 2041.60 0.304 20.42 2041.70 0.307 20.17 2041.80 0.310 19.92 2041.90 0.313 19.68 2042.00 0.316 19.44 2042.10 0.319 19.21 2042.20 0.321 18.98 2042.30 0.324 18.76 2042.40 0.327 18.54 2042.50 0.329 18.32 2042.60 0.332 18.11 2042.70 0.335 17.90 2042.80 0.337 17.69 2042.90 0.340 17.49 2043.00 0.342 17.29 2043.10 0.345 17.09 2043.20 0.347 16.89 2043.30 0.349 16.70 2043.40 0.352 16.51 2043.50 0.354 16.32 2043.60 0.356 16.14 2043.70 0.358 15.95 2043.80 0.360 15.77 2043.90 0.363 15.59 2044.00 0.365 15.42 2044.10 0.367 15.24 2044.20 0.369 15.07 2044.30 0.371 14.90 2044.40 0.373 14.73 2044.50 0.375 14.56 2044.60 0.376 14.40 2044.70 0.378 14.23 2044.80 0.380 14.07 2044.90 0.382 13.91 2045.00 0.384 13.75 2045.10 0.385 13.59 2045.20 0.387 13.43 2045.30 0.389 13.28 2045.40 0.390 13.12 2045.50 0.392 12.97 2045.60 0.394 12.82 2045.70 0.395 12.67 2045.80 0.397 12.52 2045.90 0.398 12.37 2046.00 0.400 12.23 2046.10 0.401 12.08 2046.20 0.402 11.94 2046.30 0.404 11.79 2046.40 0.405 11.65 2046.50 0.407 11.51 2046.60 0.408 11.37 2046.70 0.409 11.23 2046.80 0.410 11.09 2046.90 0.412 10.95 2047.00 0.413 10.81 2047.10 0.414 10.68 2047.20 0.415 10.54 2047.30 0.416 10.40 2047.40 0.418 10.27 2047.50 0.419 10.14 2047.60 0.420 10.00 2047.70 0.421 9.87 2047.80 0.422 9.74 2047.90 0.423 9.61 2048.00 0.424 9.48 2048.10 0.425 9.35 2048.20 0.426 9.22 2048.30 0.427 9.09 2048.40 0.427 8.96 2048.50 0.428 8.83 2048.60 0.429 8.71 2048.70 0.430 8.58 2048.80 0.431 8.45 2048.90 0.432 8.33 2049.00 0.432 8.20 2049.10 0.433 8.08 2049.20 0.434 7.96 2049.30 0.435 7.83 2049.40 0.435 7.71 2049.50 0.436 7.58 2049.60 0.437 7.46 2049.70 0.437 7.34 2049.80 0.438 7.22 2049.90 0.439 7.10 2050.00 0.439 6.97 2050.10 0.440 6.85 2050.20 0.440 6.73 2050.30 0.441 6.61 2050.40 0.441 6.49 2050.50 0.442 6.37 2050.60 0.442 6.25 2050.70 0.443 6.13 2050.80 0.443 6.01 2050.90 0.444 5.90 2051.00 0.444 5.78 2051.10 0.444 5.66 2051.20 0.445 5.54 2051.30 0.445 5.42 2051.40 0.445 5.30 2051.50 0.446 5.19 2051.60 0.446 5.07 2051.70 0.446 4.95 2051.80 0.447 4.83 2051.90 0.447 4.72 2052.00 0.447 4.60 2052.10 0.447 4.48 2052.20 0.448 4.37 2052.30 0.448 4.25 2052.40 0.448 4.13
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:23:16 |