18255-3015 B   939

 
 
18H 25M 30.07S -30 15' 12.4" P.A. 181 SEP 4.2 MAG 7.64,11.60 SP B8 DIST. 364.96 PC (1190.5 L.Y.)
 
 
Coord 2000
18255-3015
Discov num
B   939
Comp
Coord arcsec 2000
18 25 30.07 -30 15 12.4
Date first
1927
Date last
1999
Obs
5
Pa first
192
Pa last
181
P.A. Now (θ)
181°
Sep first
5.0
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
7.64
Mag sec
11.60
delta mag (ΔM)
3.96
Spectral class
B8 (blue-white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
SAO
210128
HIP
90300
Tycho2
7393-01132-1
HD
169337
CD
CD-3015667
Distance
364.96
Distance ly
1190.5
last precise pa
181
last precise sep
4.23