02422+4251 BKO 171

 
 
02h 42m 10.71s +42° 50' 37.2" P.A. 97.00 sep 8.5 mag 13.30,13.90
 
 
Coord 2000 02422+4251 Discov num BKO 171 Comp Coord arcsec 2000 02 42 10.71 +42 50 37.2
Date first 1999 Date last 2015 Obs 8
Pa first 97 Pa last 96.7 P.A. Now (θ) 96.7°
Sep first 8.5 Sep last 8.496 Sep. Now (ρ) 8.496"
Mag pri 13.30 Mag sec 13.90 delta mag (ΔM) 0.6 Spectral class
Pri motion ra -009 Sec motion ra -004
Pri motion dec -003 Sec motion dec -009
Notes
rPM=0.793
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Perseus Gaia DR2 337189571649224832