21408-5742 UC 4523

 
 
21h 40m 50.42s -57° 42' 18.7" P.A. 226.00 sep 34.4 mag 12.27,13.99
 
 
Coord 2000
21408-5742
Discov num
UC 4523
Comp
Coord arcsec 2000
21 40 50.42 -57 42 18.7
Date first
1998
Date last
2015
Obs
5
Pa first
226
Pa last
226
P.A. Now (θ)
226°
Sep first
34.4
Sep last
34.4
Sep. Now (ρ)
34.4"
Mag pri
12.27
Mag sec
13.99
delta mag (ΔM)
1.72
Spectral class
Pri motion ra
+035
Sec motion ra
+036
Pri motion dec
-049
Sec motion dec
-050
Notes
V (Proper motion indicates physical)
rPM=0.023 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
226
Precise sep
34.404
Constellation
Indus
SAO
247135
Gaia DR2
6458852255872590976
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21408-5742 UC 4523 2000 2 226 34.4 12.30 14.00 V 214050.42-574218.7
21408-5742 UC 4523 2010 3 226 34.4 12.27 13.99 V 214050.42-574218.7
21408-5742 UC 4523 2015 4 226 34.4 12.27 13.99 V 214050.42-574218.7

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