21218-5428 UC 4458

 
 
21h 21m 45.59s -54 27' 39.5" P.A. 171 sep 11.5 mag 13.10,16.20
 
 
Coord 2000
21218-5428
Discov num
UC 4458
Comp
Coord arcsec 2000
21 21 45.59 -54 27 39.5
Date first
1998
Date last
2010
Obs
4
Pa first
171
Pa last
171
P.A. Now (θ)
171°
Sep first
11.6
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
13.10
Mag sec
16.20
delta mag (ΔM)
3.1
Spectral class
Pri motion ra
+080
Sec motion ra
+084
Pri motion dec
-017
Sec motion dec
-020
Notes
V (Proper motion indicates physical)
rPM=0.058 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.9
Precise sep
11.48
Cdsa2 id
UC 4458
Constellation
Indus
Ra deg
21.36266388888889
De deg
-54.460972222222225
last precise pa
170.9
last precise sep
11.48
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21218-5428 UC 4458 2000 2 171 11.4 13.10 16.20 V 212145.59-542739.5
21218-5428 UC 4458 2010 4 171 11.0 13.10 16.20 V 212145.59-542739.5

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