| WDS: | COU2118 | WDS ID/Discoverer |
| P: | 25.200 | Orbital period (years) |
| a: | 0.143 | Semi-major axis (arcseconds) |
| i: | 37.5 | Inclination (degrees) |
| Ω: | 150.0 | Longitude of ascending node (degrees) |
| T: | 1994.610 | Epoch of periastron passage (year) |
| e: | 0.55 | Eccentricity |
| ω: | 73.0 | Longitude of periastron (degrees) |
| Start-Year: | 2012.4 | Year |
| End-Year: | 2037.6 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for COU2118 |
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| Position: | 181205.16+464411.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 18121+4644 | WDS designation |
| Discoverer Code: | COU2118 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 167260 | HD catalog number |
| Hipparcos number: | 89186 | Hipparcos catalog number |
| V1: | 11.07 | Magnitude of the primary |
| V2: | 8.71 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | Date of last observation | |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Cou1999b | 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 0.170 3.55 -------------------------- 2012.40 0.155 74.02 2012.50 0.155 74.83 2012.60 0.154 75.65 2012.70 0.153 76.47 2012.80 0.152 77.30 2012.90 0.152 78.13 2013.00 0.151 78.98 2013.10 0.150 79.83 2013.20 0.149 80.70 2013.30 0.149 81.57 2013.40 0.148 82.45 2013.50 0.147 83.34 2013.60 0.146 84.24 2013.70 0.145 85.15 2013.80 0.145 86.07 2013.90 0.144 87.00 2014.00 0.143 87.94 2014.10 0.142 88.89 2014.20 0.141 89.86 2014.30 0.140 90.84 2014.40 0.139 91.82 2014.50 0.139 92.83 2014.60 0.138 93.84 2014.70 0.137 94.87 2014.80 0.136 95.91 2014.90 0.135 96.97 2015.00 0.134 98.04 2015.10 0.133 99.13 2015.20 0.132 100.24 2015.30 0.131 101.36 2015.40 0.130 102.50 2015.50 0.129 103.66 2015.60 0.128 104.84 2015.70 0.126 106.04 2015.80 0.125 107.26 2015.90 0.124 108.50 2016.00 0.123 109.77 2016.10 0.122 111.06 2016.20 0.121 112.38 2016.30 0.119 113.72 2016.40 0.118 115.10 2016.50 0.117 116.50 2016.60 0.115 117.94 2016.70 0.114 119.41 2016.80 0.113 120.91 2016.90 0.111 122.46 2017.00 0.110 124.04 2017.10 0.108 125.68 2017.20 0.107 127.36 2017.30 0.105 129.09 2017.40 0.103 130.87 2017.50 0.102 132.72 2017.60 0.100 134.63 2017.70 0.098 136.61 2017.80 0.096 138.67 2017.90 0.094 140.81 2018.00 0.092 143.04 2018.10 0.090 145.38 2018.20 0.088 147.83 2018.30 0.086 150.41 2018.40 0.083 153.12 2018.50 0.081 155.99 2018.60 0.079 159.04 2018.70 0.076 162.28 2018.80 0.074 165.74 2018.90 0.071 169.44 2019.00 0.068 173.42 2019.10 0.066 177.71 2019.20 0.063 182.34 2019.30 0.061 187.33 2019.40 0.059 192.72 2019.50 0.057 198.52 2019.60 0.055 204.72 2019.70 0.054 211.31 2019.80 0.052 218.22 2019.90 0.052 225.37 2020.00 0.052 232.63 2020.10 0.052 239.89 2020.20 0.053 246.99 2020.30 0.054 253.83 2020.40 0.055 260.32 2020.50 0.057 266.40 2020.60 0.060 272.04 2020.70 0.062 277.25 2020.80 0.065 282.04 2020.90 0.068 286.43 2021.00 0.071 290.47 2021.10 0.074 294.19 2021.20 0.077 297.62 2021.30 0.080 300.78 2021.40 0.083 303.72 2021.50 0.086 306.44 2021.60 0.089 308.99 2021.70 0.092 311.37 2021.80 0.094 313.61 2021.90 0.097 315.72 2022.00 0.100 317.71 2022.10 0.103 319.59 2022.20 0.105 321.38 2022.30 0.108 323.08 2022.40 0.110 324.71 2022.50 0.113 326.26 2022.60 0.115 327.75 2022.70 0.118 329.18 2022.80 0.120 330.56 2022.90 0.122 331.88 2023.00 0.124 333.16 2023.10 0.126 334.40 2023.20 0.128 335.59 2023.30 0.130 336.75 2023.40 0.132 337.88 2023.50 0.134 338.97 2023.60 0.136 340.04 2023.70 0.137 341.08 2023.80 0.139 342.09 2023.90 0.141 343.08 2024.00 0.142 344.04 2024.10 0.144 344.98 2024.20 0.146 345.91 2024.30 0.147 346.81 2024.40 0.148 347.70 2024.50 0.150 348.57 2024.60 0.151 349.43 2024.70 0.152 350.27 2024.80 0.154 351.09 2024.90 0.155 351.90 2025.00 0.156 352.70 2025.10 0.157 353.49 2025.20 0.158 354.27 2025.30 0.160 355.03 2025.40 0.161 355.79 2025.50 0.162 356.54 2025.60 0.163 357.27 2025.70 0.164 358.00 2025.80 0.165 358.72 2025.90 0.165 359.43 2026.00 0.166 0.13 2026.10 0.167 0.83 2026.20 0.168 1.52 2026.30 0.169 2.20 2026.40 0.170 2.88 2026.50 0.170 3.55 2026.60 0.171 4.21 2026.70 0.172 4.87 2026.80 0.172 5.53 2026.90 0.173 6.18 2027.00 0.174 6.82 2027.10 0.174 7.46 2027.20 0.175 8.10 2027.30 0.175 8.73 2027.40 0.176 9.36 2027.50 0.176 9.98 2027.60 0.177 10.60 2027.70 0.177 11.22 2027.80 0.178 11.83 2027.90 0.178 12.45 2028.00 0.178 13.06 2028.10 0.179 13.66 2028.20 0.179 14.27 2028.30 0.180 14.87 2028.40 0.180 15.47 2028.50 0.180 16.06 2028.60 0.180 16.66 2028.70 0.181 17.25 2028.80 0.181 17.84 2028.90 0.181 18.43 2029.00 0.181 19.02 2029.10 0.182 19.61 2029.20 0.182 20.19 2029.30 0.182 20.78 2029.40 0.182 21.36 2029.50 0.182 21.95 2029.60 0.182 22.53 2029.70 0.182 23.11 2029.80 0.183 23.69 2029.90 0.183 24.27 2030.00 0.183 24.85 2030.10 0.183 25.43 2030.20 0.183 26.01 2030.30 0.183 26.59 2030.40 0.183 27.17 2030.50 0.183 27.75 2030.60 0.183 28.33 2030.70 0.183 28.91 2030.80 0.183 29.49 2030.90 0.183 30.07 2031.00 0.183 30.65 2031.10 0.182 31.23 2031.20 0.182 31.81 2031.30 0.182 32.39 2031.40 0.182 32.98 2031.50 0.182 33.56 2031.60 0.182 34.14 2031.70 0.182 34.73 2031.80 0.182 35.32 2031.90 0.181 35.91 2032.00 0.181 36.49 2032.10 0.181 37.08 2032.20 0.181 37.68 2032.30 0.180 38.27 2032.40 0.180 38.87 2032.50 0.180 39.46 2032.60 0.180 40.06 2032.70 0.179 40.66 2032.80 0.179 41.26 2032.90 0.179 41.87 2033.00 0.179 42.47 2033.10 0.178 43.08 2033.20 0.178 43.69 2033.30 0.178 44.30 2033.40 0.177 44.92 2033.50 0.177 45.53 2033.60 0.177 46.15 2033.70 0.176 46.78 2033.80 0.176 47.40 2033.90 0.175 48.03 2034.00 0.175 48.66 2034.10 0.175 49.29 2034.20 0.174 49.93 2034.30 0.174 50.57 2034.40 0.173 51.21 2034.50 0.173 51.85 2034.60 0.173 52.50 2034.70 0.172 53.15 2034.80 0.172 53.81 2034.90 0.171 54.47 2035.00 0.171 55.13 2035.10 0.170 55.80 2035.20 0.170 56.47 2035.30 0.169 57.14 2035.40 0.169 57.82 2035.50 0.168 58.51 2035.60 0.168 59.19 2035.70 0.167 59.88 2035.80 0.166 60.58 2035.90 0.166 61.28 2036.00 0.165 61.99 2036.10 0.165 62.70 2036.20 0.164 63.41 2036.30 0.164 64.13 2036.40 0.163 64.86 2036.50 0.162 65.59 2036.60 0.162 66.33 2036.70 0.161 67.07 2036.80 0.161 67.82 2036.90 0.160 68.57 2037.00 0.159 69.33 2037.10 0.159 70.10 2037.20 0.158 70.87 2037.30 0.157 71.65 2037.40 0.157 72.43 2037.50 0.156 73.23
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:49:06 |