18187-1631 TOB 281

 
 
18H 18M 40.73S -16 31' 24.3" P.A. 81 SEP 21.3 MAG 11.15,11.48
 
 
Coord 2000
18187-1631
Discov num
TOB 281
Comp
Coord arcsec 2000
18 18 40.73 -16 31 24.3
Date first
1905
Date last
2010
Obs
9
Pa first
81
Pa last
81
P.A. Now (θ)
81°
Sep first
21.1
Sep last
21.3
Sep. Now (ρ)
21.3"
Mag pri
11.15
Mag sec
11.48
delta mag (ΔM)
0.33
Spectral class
Pri motion ra
+000
Sec motion ra
+002
Pri motion dec
+000
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
Tycho2
6265-01706-1
last precise pa
80.5
last precise sep
21.25