01387+6053 TDS1941Aa,Ab

 
 
01H 38M 44.56S +60 52' 14.8" P.A. 203 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
P.A. Now (θ)
203°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
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_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 01387+6053 TDS1941 Aa,Ab 1991 1991 1 203 0.5 11.58 11.93 0.35 <===
Show 01387+6053 STI 251 AB 1902 2012 5 226 12.4 11.05 12.30 1.25
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
Tycho2
4031-00184-1
last precise pa
203.1
last precise sep
0.53