01387+6053 TDS 1941 Aa,Ab

 
 
01h 38m 44.56s +60 52' 14.8" P.A. 203.00 sep 0.5 mag 11.58,11.93 Sp B3:
 
 
Coord 2000 01387+6053 Discov num TDS1941 Comp Aa,Ab Coord arcsec 2000 01 38 44.56 +60 52 14.8
Date first 1991 Date last 1991 Obs 1
Pa first 203 Pa last 203.1 P.A. Now (θ) 203.1°
Sep first 0.5 Sep last 0.53 Sep. Now (ρ) 0.53"
Mag pri 11.58 Mag sec 11.93 delta mag (ΔM) 0.35 Spectral class B3: (blue-white)
Pri motion ra +001 Sec motion ra +001
Pri motion dec +003 Sec motion dec +003
Notes
Nature of this double is uncertain.
 
 
01387+6053 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 01 38 45 +60 52 15 TDS 1941 Aa,Ab 1991 1 203 0.5 11.58 11.93 0.35 <===
Show 01 38 45 +60 52 15 STI 251 AB 2015 9 225 12.4 11.05 12.30 1.25
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cassiopeia Tycho2 4031-00184-1 Gaia DR2 509907661378654592