| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:05:29 |
| WDS: | VSP53 | WDS ID/Discoverer |
| P: | 8.702 | Orbital period (years) |
| a: | 0.208 | Semi-major axis (arcseconds) |
| i: | 44.1 | Inclination (degrees) |
| Ω: | 39.3 | Longitude of ascending node (degrees) |
| T: | 2016.290 | Epoch of periastron passage (year) |
| e: | 0.289 | Eccentricity |
| ω: | 194.0 | Longitude of periastron (degrees) |
| Start-Year: | 2021.0 | Year |
| End-Year: | 2029.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 192129.73-345900.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19215-3459 | WDS designation |
| Discoverer Code: | VSP53 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 181321 | HD catalog number |
| Hipparcos number: | 95149 | Hipparcos catalog number |
| V1: | 5.3 | Magnitude of the primary |
| V2: | 9.4 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2019 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 0.146 229.9 ------------------------- 2021.0 0.257 55.9 2022.0 0.215 77.8 2023.0 0.159 114.1 2024.0 0.142 173.0 2025.0 0.146 229.9 2026.0 0.125 301.6 2027.0 0.184 358.3 2028.0 0.244 25.1