11311-5715 RST2753

 
 
11H 31M 08.50S -57 14' 51.1" P.A. 250 SEP 0.6 MAG 9.50,12.00 SP B8
 
 
Coord 2000
11311-5715
Discov num
RST2753
Comp
Coord arcsec 2000
11 31 08.50 -57 14 51.1
Date first
1934
Date last
1947
Obs
3
Pa first
247
Pa last
250
P.A. Now (θ)
250°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
9.50
Mag sec
12.00
delta mag (ΔM)
2.5
Spectral class
B8 (blue-white)
Pri motion ra
-016
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Centaurus
SAO
239137
Tycho2
8625-00369-1
HD
304395
last precise pa
250.3
last precise sep
0.64