Coord 2000 | 11279-2822 | Discov num | RST1589 | Comp | AB | Coord arcsec 2000 | 11 28 00.30 -28 22 02.5 | ||||
Date first | 1931 | Date last | 2016 | Obs | 5 | ||||||
Pa first | 264 | Pa last | 260.5 | P.A. Now (θ) | 260.5° | ||||||
Sep first | 0.8 | Sep last | 1.396 | Sep. Now (ρ) | 1.396" | ||||||
Mag pri | 10.10 | Mag sec | 13.30 | delta mag (ΔM) | 3.2 | Spectral class | F2V (yellow-white) | ||||
Pri motion ra | -025 | Sec motion ra | |||||||||
Pri motion dec | +005 | Sec motion dec | |||||||||
Notes | S (Parallax indidates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 11 28 00 -28 22 02 | RST 1589 AB | 2016 | 5 | 261 | 1.4 | 10.10 | 13.30 | 3.20 | <=== | |||
Show | HD 99711 | 179909 | 11 28 00 -28 22 02 | SKF 1902 AB,C | 2015 | 9 | 146 | 84.1 | 10.09 | 8.85 | 1.24 |
Constellation | Hydra | Tycho2 | 6663-00217-1 | Gaia DR2 | 3483239646951890944 | HD | 99693 |