| Coord 2000 | 00203-3246 |
Discov num | B 1025 |
Comp | Coord arcsec 2000 | 00 20 18.56 -32 46 09.5 |
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| Date first | 1928 |
Date last | 2019 |
Obs | 9 |
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| Pa first | 163 |
Pa last | 178 |
P.A. Now (θ) | 358.3° |
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| Sep first | 0.4 |
Sep last | 0.6 |
Sep. Now (ρ) | 0.61" |
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| Mag pri | 8.83 |
Mag sec | 10.64 |
delta mag (ΔM) | 1.81 |
Spectral class | G6V (yellow) |
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| Pri motion ra | +260 |
Sec motion ra | |||||||||
| Pri motion dec | -087 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 177.5 |
Precise sep | 0.582 |
Constellation | Hydra |
SAO | 192468 |
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| HIP | 1625 |
Tycho2 | 6993-00130-1 |
Gaia DR2 | 2316176498665292544 |
HD | 1620 |
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| CD | CD-33 95 |
CP | CP-33 33 |
Distance | 53.3 |
Distance ly | 173.86 |
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| last precise pa | 177.5 |
last precise sep | 0.582 |
| Period (P) | 126.11y | Periastron (T) | 1920.97y | Semi-major axis (a) | 0.609a | |||
| Eccentricity (e) | 0.544 | Inclination (i) | 109.1° | Longitude of periastron (ω) | 283.5° | |||
| Node (Ω) | 167.2° | Note | Grade | 4 | (1=Definitive, 9=Indet.) | |||
| Equinox | 2000 | Last observation | 2010 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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 Measures: green=micrometric, blue=interferometric, purple=photographic |
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| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 00203-3246 | B 1025 | 1991 | 6 | 210 | 0.5 | 8.83 | 10.64 | G6V | N D | 002018.38-324608.9 | |
| 00203-3246 | B 1025 | 2010 | 8 | 186 | 0.6 | 8.83 | 10.64 | G6V | N D | 002018.38-324608.9 | |
| 00203-3246 | B 1025 | 2019 | 9 | 178 | 0.6 | 8.83 | 10.64 | G6V | NO | 002018.56-324609.5 |