21436-6441 UC 4538

 
 
21h 43m 33.13s -64 41' 17.7" P.A. 305 sep 21.6 mag 12.50,14.20
 
 
Coord 2000
21436-6441
Discov num
UC 4538
Comp
Coord arcsec 2000
21 43 33.13 -64 41 17.7
Date first
1998
Date last
2015
Obs
5
Pa first
305
Pa last
305
P.A. Now (θ)
305°
Sep first
21.6
Sep last
21.6
Sep. Now (ρ)
21.6"
Mag pri
12.50
Mag sec
14.20
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
+041
Sec motion ra
+039
Pri motion dec
-042
Sec motion dec
-037
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.092 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
304.9
Precise sep
21.602
Constellation
Indus
Gaia DR2
31700999680
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21436-6441 UC 4538 2000 2 305 21.6 12.50 14.20 V 214333.13-644117.7
21436-6441 UC 4538 2010 4 305 21.6 12.50 14.20 V R 214333.13-644117.7
21436-6441 UC 4538 2015 5 305 21.6 12.50 14.20 V R 214333.13-644117.7

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