12342-1812 LV    5

 
 
12h 34m 09.56s -18 11' 42.7" P.A. 309 sep 0.9 mag 7.47,9.51 Sp G1V dist. 64.02 pc (208.83 l.y.)
 
 
Coord 2000
12342-1812
Discov num
LV    5
Comp
Coord arcsec 2000
12 34 09.56 -18 11 42.7
Date first
1886
Date last
2015
Obs
31
Pa first
34
Pa last
309
P.A. Now (θ)
309°
Sep first
1.7
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
7.47
Mag sec
9.51
delta mag (ΔM)
2.04
Spectral class
G1V (yellow)
Pri motion ra
+062
Sec motion ra
+062
Pri motion dec
-080
Sec motion dec
-080
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309
Precise sep
0.948
Constellation
Corvus
SAO
157369
HIP
61345
Tycho2
6106-00757-1
HD
109349
BD
BD-17 3651
Distance
64.02
Distance ly
208.83
last precise pa
309
last precise sep
0.948
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12342-1812 LV 5 1995 27 327 1.0 7.47 9.51 G1V D 123409.56-181142.7
12342-1812 LV 5 2009 28 314 1.0 7.47 9.51 G1V D 123409.56-181142.7
12342-1812 LV 5 2012 30 312 1.0 7.47 9.51 G1V D 123409.56-181142.7
12342-1812 LV 5 2015 31 309 0.9 7.47 9.51 G1V 123409.56-181142.7

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