17522-2051 BHA  20

 
 
17H 52M 12.87S -20 50' 49.0" P.A. 241 SEP 3.9 MAG 12.20,12.80
 
 
Coord 2000
17522-2051
Discov num
BHA  20
Comp
Coord arcsec 2000
17 52 12.87 -20 50 49.0
Date first
1919
Date last
1999
Obs
7
Pa first
228
Pa last
241
P.A. Now (θ)
241°
Sep first
3.7
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
12.20
Mag sec
12.80
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
+042
Sec motion ra
-030
Pri motion dec
+022
Sec motion dec
-032
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
last precise pa
240.8
last precise sep
3.93