20023-1157 B 2882 AB,C

 
 
20h 02m 18.63s -11° 57' 24.7" P.A. 289.00 sep 3.8 mag 9.53,13.90 Sp A8V
 
 
Coord 2000 20023-1157 Discov num B  2882 Comp AB,C Coord arcsec 2000 20 02 18.63 -11 57 24.7
Date first 1930 Date last 2005 Obs 4
Pa first 292 Pa last 289.2 P.A. Now (θ) 289.2°
Sep first 3.6 Sep last 3.78 Sep. Now (ρ) 3.78"
Mag pri 9.53 Mag sec 13.90 delta mag (ΔM) 4.37 Spectral class A8V (white)
Pri motion ra -001 Sec motion ra
Pri motion dec -011 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20023-1157 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 189815 163197 20 02 19 -11 57 25 HU 79 AB 1991 11 235 0.5 10.31 10.26 0.05
Show 163197 20 02 19 -11 57 25 B 2882 AB,C 2005 4 289 3.8 9.53 13.90 4.37 <===
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius SAO 163197 Gaia DR2 4189113428946083840