18152-1738 ARA 270

 
 
18H 15M 13.18S -17 38' 15.2" P.A. 333 SEP 15 MAG 9.07,11.27 SP B9III
 
 
Coord 2000
18152-1738
Discov num
ARA 270
Comp
Coord arcsec 2000
18 15 13.18 -17 38 15.2
Date first
1915
Date last
1999
Obs
5
Pa first
330
Pa last
333
P.A. Now (θ)
333°
Sep first
14.8
Sep last
15.0
Sep. Now (ρ)
15"
Mag pri
9.07
Mag sec
11.27
delta mag (ΔM)
2.2
Spectral class
B9III (blue-white)
Pri motion ra
+001
Sec motion ra
-004
Pri motion dec
-003
Sec motion dec
+002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
SAO
161216
Tycho2
6268-01548-1
HD
167285
last precise pa
333
last precise sep
15.002