20112-0758 RST 4654 (HD 191638)

 
 
20h 11m 11.75s -07 58' 08.0" P.A. 330.00 sep 1.2 mag 10.92,11.04 Sp A3
 
 
Coord 2000 20112-0758 Discov num RST4654 Comp Coord arcsec 2000 20 11 11.75 -07 58 08.0
Date first 1938 Date last 2015 Obs 4
Pa first 330 Pa last 329.7 P.A. Now (θ) 329.7°
Sep first 1.1 Sep last 1.157 Sep. Now (ρ) 1.157"
Mag pri 10.92 Mag sec 11.04 delta mag (ΔM) 0.12 Spectral class A3 (white)
Pri motion ra +006 Sec motion ra +006
Pri motion dec -006 Sec motion dec -006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 191638 Constellation Aquila SAO 144145 Tycho2 5740-01758-1
Gaia DR2 4216532744981426048 HD 191638