09073-1304 J  1540

 
 
09h 07m 16.80s -13 01' 20.9" P.A. 231 sep 4.6 mag 12.17,11.50
 
 
Coord 2000
09073-1304
Discov num
J  1540
Comp
Coord arcsec 2000
09 07 16.80 -13 01 20.9
Date first
1941
Date last
2015
Obs
5
Pa first
250
Pa last
231
P.A. Now (θ)
231°
Sep first
6.0
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
12.17
Mag sec
11.50
delta mag (ΔM)
0.67
Spectral class
Pri motion ra
-029
Sec motion ra
-106
Pri motion dec
-019
Sec motion dec
-081
Notes
rPM=0.741
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
230.8
Precise sep
4.57
Constellation
Hydra
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09073-1304 J 1540 1998 2 236 5.2 12.17 11.50 D 090716.80-130120.9
09073-1304 J 1540 2000 3 236 5.0 12.17 11.50 D 090716.80-130120.9
09073-1304 J 1540 2010 4 235 4.9 12.17 11.50 090716.80-130120.9
09073-1304 J 1540 2015 5 231 4.6 12.17 11.50 090716.80-130120.9

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