Coord 2000 | 19296+1800 | Discov num | AG 231 | Comp | Coord arcsec 2000 | 19 29 34.45 +17 59 46.9 | |||||
Date first | 1897 | Date last | 2018 | Obs | 28 | ||||||
Pa first | 237 | Pa last | 239.3 | P.A. Now (θ) | 239.3° | ||||||
Sep first | 3.7 | Sep last | 4.49 | Sep. Now (ρ) | 4.49" | ||||||
Mag pri | 9.93 | Mag sec | 10.05 | delta mag (ΔM) | 0.12 | Spectral class | F8 (yellow-white) | ||||
Pri motion ra | +054 | Sec motion ra | +050 | ||||||||
Pri motion dec | +009 | Sec motion dec | +010 | ||||||||
Notes | T (Parallax indicates physical) |
Name | HD 231581 | Constellation | Sagitta | Tycho2 | 1605-00199-1 | Gaia DR2 | 4323029104791455232 | ||||
HD | 231581 |