18452-2117 ARA1553

 
 
18H 45M 08.10S -21 16' 28.6" P.A. 274 SEP 10.2 MAG 13.60,13.90
 
 
Coord 2000
18452-2117
Discov num
ARA1553
Comp
Coord arcsec 2000
18 45 08.10 -21 16 28.6
Date first
1922
Date last
2010
Obs
4
Pa first
280
Pa last
274
P.A. Now (θ)
274°
Sep first
10.2
Sep last
10.2
Sep. Now (ρ)
10.2"
Mag pri
13.60
Mag sec
13.90
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
+012
Sec motion ra
-001
Pri motion dec
+002
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
last precise pa
274.1
last precise sep
10.18