17461-4920 BRT 991

 
 
17H 45M 58.45S -49 19' 40.8" P.A. 29 SEP 4.8 MAG 12.63,13.11
 
 
Coord 2000
17461-4920
Discov num
BRT 991
Comp
Coord arcsec 2000
17 45 58.45 -49 19 40.8
Date first
1905
Date last
2000
Obs
3
Pa first
44
Pa last
29
P.A. Now (θ)
29°
Sep first
3.5
Sep last
4.8
Sep. Now (ρ)
4.8"
Mag pri
12.63
Mag sec
13.11
delta mag (ΔM)
0.48
Spectral class
Pri motion ra
-001
Sec motion ra
+005
Pri motion dec
-028
Sec motion dec
-001
Notes
B (Blue magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ara
last precise pa
29.4
last precise sep
4.78