13212-2854 UC 2521

 
 
13h 21m 12.80s -28 54' 04.8" P.A. 256 sep 16.1 mag 12.80,16.14
 
 
Coord 2000
13212-2854
Discov num
UC 2521
Comp
Coord arcsec 2000
13 21 12.80 -28 54 04.8
Date first
1998
Date last
2010
Obs
4
Pa first
256
Pa last
256
P.A. Now (θ)
256°
Sep first
16.1
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
12.80
Mag sec
16.14
delta mag (ΔM)
3.34
Spectral class
Pri motion ra
-048
Sec motion ra
-043
Pri motion dec
-046
Sec motion dec
-037
Notes
V (Proper motion indicates physical)
rPM=0.155 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.7
Precise sep
16.12
Cdsa2 id
UC 2521
Constellation
Hydra
Ra deg
13.353555555555555
De deg
-28.901333333333334
last precise pa
255.7
last precise sep
16.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13212-2854 UC 2521 1999 2 256 16.1 12.80 16.10 V 132112.80-285404.8
13212-2854 UC 2521 2000 2 256 16.1 12.80 16.10 V 132112.80-285404.8
13212-2854 UC 2521 2010 4 256 16.0 12.80 16.14 V 132112.80-285404.8

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