12173-5454 RST2789

 
 
12H 17M 20.34S -54 53' 31.8" P.A. 306 SEP 0.9 MAG 8.49,10.27 SP A3V
 
 
Coord 2000
12173-5454
Discov num
RST2789
Comp
Coord arcsec 2000
12 17 20.34 -54 53 31.8
Date first
1935
Date last
1991
Obs
3
Pa first
302
Pa last
306
P.A. Now (θ)
306°
Sep first
0.7
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
8.49
Mag sec
10.27
delta mag (ΔM)
1.78
Spectral class
A3V (white)
Pri motion ra
-023
Sec motion ra
-023
Pri motion dec
+008
Sec motion dec
+008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Centaurus
SAO
239813
Tycho2
8637-01931-1
HD
106837
last precise pa
305.7
last precise sep
0.87