12318-3155 RST1675

 
 
12H 31M 48.82S -31 55' 01.1" P.A. 305 SEP 0.8 MAG 8.58,10.00 SP G8IV
 
 
Coord 2000
12318-3155
Discov num
RST1675
Comp
Coord arcsec 2000
12 31 48.82 -31 55 01.1
Date first
1934
Date last
1997
Obs
5
Pa first
279
Pa last
305
P.A. Now (θ)
305°
Sep first
0.5
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
8.58
Mag sec
10.00
delta mag (ΔM)
1.42
Spectral class
G8IV (yellow)
Pri motion ra
-026
Sec motion ra
-026
Pri motion dec
+033
Sec motion dec
+033
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hydra
SAO
203560
Tycho2
7238-00882-1
HD
109017
last precise pa
304.8
last precise sep
0.815