12203-2909 RST1661

 
 
12h 20m 19.77s -29 09' 10.9" P.A. 65 sep 0.9 mag 11.18,11.32
 
 
Coord 2000
12203-2909
Discov num
RST1661
Comp
Coord arcsec 2000
12 20 19.77 -29 09 10.9
Date first
1931
Date last
1991
Obs
5
Pa first
58
Pa last
65
P.A. Now (θ)
65°
Sep first
0.7
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
11.18
Mag sec
11.32
delta mag (ΔM)
0.14
Spectral class
Pri motion ra
-072
Sec motion ra
-072
Pri motion dec
-019
Sec motion dec
-019
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
64.6
Precise sep
0.933
Constellation
Hydra
Tycho2
6693-00527-1
last precise pa
64.6
last precise sep
0.933
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12203-2909 RST1661 1991 5 65 0.9 11.18 11.32 122019.77-290910.9

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