18190-2118 ARA1526

 
 
18H 18M 58.62S -21 18' 08.1" P.A. 314 SEP 13.1 MAG 9.84,12.20 SP B9III/IV
 
 
Coord 2000
18190-2118
Discov num
ARA1526
Comp
Coord arcsec 2000
18 18 58.62 -21 18 08.1
Date first
1920
Date last
2010
Obs
5
Pa first
313
Pa last
314
P.A. Now (θ)
314°
Sep first
12.4
Sep last
13.1
Sep. Now (ρ)
13.1"
Mag pri
9.84
Mag sec
12.20
delta mag (ΔM)
2.36
Spectral class
B9III/IV (blue-white)
Pri motion ra
+001
Sec motion ra
+000
Pri motion dec
-001
Sec motion dec
+007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
SAO
186638
Tycho2
6277-02064-1
HD
168100
last precise pa
313.9
last precise sep
13.11