18315-2138 ARA1540

 
 
18H 31M 29.97S -21 37' 37.8" P.A. 10 SEP 14.7 MAG 13.60,13.90
 
 
Coord 2000
18315-2138
Discov num
ARA1540
Comp
Coord arcsec 2000
18 31 29.97 -21 37 37.8
Date first
1922
Date last
1999
Obs
4
Pa first
350
Pa last
10
P.A. Now (θ)
10°
Sep first
13.4
Sep last
14.7
Sep. Now (ρ)
14.7"
Mag pri
13.60
Mag sec
13.90
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
Sec motion ra
-016
Pri motion dec
Sec motion dec
+001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
last precise pa
9.6
last precise sep
14.713