12271-2726 J  1603

 
 
12h 27m 05.58s -27 25' 47.4" P.A. 60 sep 8.8 mag 10.80,11.00
 
 
Coord 2000
12271-2726
Discov num
J  1603
Comp
Coord arcsec 2000
12 27 05.58 -27 25 47.4
Date first
1911
Date last
2010
Obs
8
Pa first
64
Pa last
60
P.A. Now (θ)
60°
Sep first
10.2
Sep last
8.8
Sep. Now (ρ)
8.8"
Mag pri
10.80
Mag sec
11.00
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+010
Sec motion ra
+007
Pri motion dec
-015
Sec motion dec
-003
Notes
rPM=0.686
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
59.9
Precise sep
8.77
Cdsa2 id
J 1603
Constellation
Hydra
Ra deg
12.45155
De deg
-27.429833333333335
last precise pa
59.9
last precise sep
8.77
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12271-2726 J 1603 1998 4 61 9.0 10.80 11.00 D 122705.58-272547.4
12271-2726 J 1603 1999 5 61 9.0 10.80 11.00 D 122705.58-272547.4
12271-2726 J 1603 2010 8 58 7.7 10.80 11.00 122705.58-272547.4

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