21128-5010 UC 4406

 
 
21h 12m 48.39s -50 09' 48.3" P.A. 12.00 sep 7.3 mag 14.70,14.90
 
 
Coord 2000
21128-5010
Discov num
UC 4406
Comp
Coord arcsec 2000
21 12 48.39 -50 09 48.3
Date first
1996
Date last
2016
Obs
7
Pa first
12
Pa last
12
P.A. Now (θ)
12°
Sep first
7.3
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
14.70
Mag sec
14.90
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-009
Sec motion ra
-003
Pri motion dec
-059
Sec motion dec
-051
Notes
V (Proper motion indicates physical)
rPM=0.168 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
11.9
Precise sep
7.289
Constellation
Hydra
Gaia DR2
6478552244363453696
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21128-5010 UC 4406 1999 2 12 7.3 14.70 14.90 V 211248.39-500948.3
21128-5010 UC 4406 2000 2 13 7.3 14.70 14.90 V 211248.39-500948.3
21128-5010 UC 4406 2010 4 13 6.4 14.70 14.90 V 211248.39-500948.3
21128-5010 UC 4406 2015 5 13 7.3 14.70 14.90 V 211248.39-500948.3

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