12397-3044 RST1682

 
 
12h 39m 47.65s -30 43' 23.6" P.A. 169 sep 2 mag 11.77,12.30
 
 
Coord 2000
12397-3044
Discov num
RST1682
Comp
Coord arcsec 2000
12 39 47.65 -30 43 23.6
Date first
1931
Date last
1991
Obs
5
Pa first
165
Pa last
169
P.A. Now (θ)
169°
Sep first
1.9
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
11.77
Mag sec
12.30
delta mag (ΔM)
0.53
Spectral class
Pri motion ra
-046
Sec motion ra
Pri motion dec
+010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
169.2
Precise sep
2.025
Constellation
Hydra
Tycho2
7247-00638-1
last precise pa
169.2
last precise sep
2.025
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12397-3044 RST1682 1991 5 169 2.0 11.77 12.30 123947.65-304323.6

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