12389-3308 UC 2377

 
 
12h 38m 54.73s -33 08' 24.5" P.A. 28 sep 21 mag 15.70,16.30
 
 
Coord 2000
12389-3308
Discov num
UC 2377
Comp
Coord arcsec 2000
12 38 54.73 -33 08 24.5
Date first
1997
Date last
2010
Obs
4
Pa first
29
Pa last
28
P.A. Now (θ)
28°
Sep first
21.0
Sep last
21.0
Sep. Now (ρ)
21"
Mag pri
15.70
Mag sec
16.30
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-064
Sec motion ra
-055
Pri motion dec
+006
Sec motion dec
+000
Notes
V (Proper motion indicates physical)
rPM=0.168 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
27.9
Precise sep
20.97
Cdsa2 id
UC 2377
Constellation
Hydra
Ra deg
12.648536111111111
De deg
-33.14013888888889
last precise pa
27.9
last precise sep
20.97
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12389-3308 UC 2377 1999 2 29 20.9 15.70 16.30 V 123854.73-330824.5
12389-3308 UC 2377 2000 2 29 21.0 15.70 16.30 V 123854.73-330824.5
12389-3308 UC 2377 2010 4 28 20.9 15.70 16.30 V 123854.73-330824.5

If you need more information about this double, apply for a data request form to the WDS.