Coord 2000 | 17520+1542 | Discov num | HDS2520 | Comp | Coord arcsec 2000 | 17 52 00.90 +15 42 15.2 | |||||
Date first | 1991 | Date last | 2016 | Obs | 6 | ||||||
Pa first | 185 | Pa last | 184.4 | P.A. Now (θ) | 184.4° | ||||||
Sep first | 4.5 | Sep last | 4.649 | Sep. Now (ρ) | 4.649" | ||||||
Mag pri | 10.24 | Mag sec | 13.83 | delta mag (ΔM) | 3.59 | Spectral class | |||||
Pri motion ra | -126 | Sec motion ra | -129 | ||||||||
Pri motion dec | -157 | Sec motion dec | -154 | ||||||||
Notes | V (Proper motion indicates physical) |
Constellation | Hercules | HIP | 87437 | Tycho2 | 1553-01027-1 | Gaia DR2 | 4500983618629511552 | ||||
Distance | 80.52 | Distance ly | 262.66 |