18381-3748 B  1368

 
 
18H 38M 04.83S -37 48' 15.5" P.A. 153 SEP 4.9 MAG 9.47,13.20 SP B9III/IV
 
 
Coord 2000
18381-3748
Discov num
B  1368
Comp
Coord arcsec 2000
18 38 04.83 -37 48 15.5
Date first
1928
Date last
1998
Obs
2
Pa first
149
Pa last
153
P.A. Now (θ)
153°
Sep first
4.9
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
9.47
Mag sec
13.20
delta mag (ΔM)
3.73
Spectral class
B9III/IV (blue-white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corona Austrina
SAO
210381
Tycho2
7902-00430-1
HD
171716
last precise pa
153.2
last precise sep
4.93