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
 
 
Precise pa
304.8
Precise sep
0.815
Cdsa2 id
RST 1675
Constellation
Hydra
SAO
203560
Tycho2
7238-00882-1
HD
109017
Ra deg
12.530227777777778
De deg
-31.916972222222224
last precise pa
304.8
last precise sep
0.815
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12318-3155 RST1675 1997 5 305 0.8 8.58 10.00 G8IV 123148.82-315501.1

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