Coord 2000 | 19453+3048 | Discov num | AG 237 | Comp | Coord arcsec 2000 | 19 45 20.11 +30 48 02.2 | |||||
Date first | 1901 | Date last | 2018 | Obs | 30 | ||||||
Pa first | 145 | Pa last | 139.5 | P.A. Now (θ) | 139.5° | ||||||
Sep first | 1.9 | Sep last | 2.491 | Sep. Now (ρ) | 2.491" | ||||||
Mag pri | 8.82 | Mag sec | 9.61 | delta mag (ΔM) | 0.79 | Spectral class | A5 (white) | ||||
Pri motion ra | +002 | Sec motion ra | +004 | ||||||||
Pri motion dec | -005 | Sec motion dec | -005 | ||||||||
Notes | T (Parallax indicates physical) |
Name | HD 186789 | Constellation | Cygnus | Tycho2 | 2656-01152-1 | Gaia DR2 | 2032206901926987648 | ||||
HD | 186789 |