01387+6053 STI 251AB

 
 
01H 38M 44.56S +60 52' 14.8" P.A. 226 SEP 12.4 MAG 11.05,12.30 SP B3:
 
 
Coord 2000
01387+6053
Discov num
STI 251
Comp
AB
Coord arcsec 2000
01 38 44.56 +60 52 14.8
Date first
1902
Date last
2012
Obs
5
Pa first
228
Pa last
226
P.A. Now (θ)
226°
Sep first
11.9
Sep last
12.4
Sep. Now (ρ)
12.4"
Mag pri
11.05
Mag sec
12.30
delta mag (ΔM)
1.25
Spectral class
B3: (blue-white)
Pri motion ra
-004
Sec motion ra
-003
Pri motion dec
+002
Sec motion dec
+000
Notes
rPM=0.5
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
225.6
last precise sep
12.4