20139-5800 B 471 (HD 191646)

 
 
20h 13m 53.64s -57 59' 43.7" P.A. 255.00 sep 1.0 mag 10.40,10.37 Sp F5V
 
 
Coord 2000 20139-5800 Discov num B   471 Comp Coord arcsec 2000 20 13 53.64 -57 59 43.7
Date first 1927 Date last 2019 Obs 5
Pa first 251 Pa last 254.8 P.A. Now (θ) 254.8°
Sep first 0.9 Sep last 1.009 Sep. Now (ρ) 1.009"
Mag pri 10.40 Mag sec 10.37 delta mag (ΔM) 0.03 Spectral class F5V (yellow-white)
Pri motion ra +035 Sec motion ra +035
Pri motion dec -030 Sec motion dec -030
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 191646 Constellation Pavo SAO 246490 Tycho2 8785-00886-1
Gaia DR2 6468581460606279424 HD 191646