20045-4457 HDS 2862 (HD 189951)

 
 
20h 04m 29.77s -44 56' 48.8" P.A. 3.00 sep 0.4 mag 8.48,8.87 Sp A9IV dist. 190.48 pc (621.35 l.y.)
 
 
Coord 2000 20045-4457 Discov num HDS2862 Comp Coord arcsec 2000 20 04 29.77 -44 56 48.8
Date first 1991 Date last 2014 Obs 3
Pa first 1 Pa last 2.9 P.A. Now (θ) 2.9°
Sep first 0.3 Sep last 0.394 Sep. Now (ρ) 0.394"
Mag pri 8.48 Mag sec 8.87 delta mag (ΔM) 0.39 Spectral class A9IV (white)
Pri motion ra +017 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189951 Constellation Sagittarius SAO 230024 HIP 98859
Tycho2 7959-00925-1 HD 189951 CD CD-4513590 CP CP-45 9859
Distance 190.48 Distance ly 621.35