21421-4131 BRT 1122

 
 
21h 42m 04.36s -41° 30' 53.3" P.A. 192.00 sep 3.5 mag 12.49,12.80
 
 
Coord 2000 21421-4131 Discov num BRT1122 Comp Coord arcsec 2000 21 42 04.36 -41 30 53.3
Date first 1901 Date last 2016 Obs 6
Pa first 194 Pa last 191.5 P.A. Now (θ) 191.5°
Sep first 3.1 Sep last 3.497 Sep. Now (ρ) 3.497"
Mag pri 12.49 Mag sec 12.80 delta mag (ΔM) 0.31 Spectral class
Pri motion ra +017 Sec motion ra -007
Pri motion dec +039 Sec motion dec -067
Notes
rPM=1.613
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Grus Tycho2 7989-00154-1 Gaia DR2 6578324399072481024