20377-4520 UC 4239

 
 
20h 37m 43.47s -45 19' 54.3" P.A. 226 sep 12 mag 13.60,14.00
 
 
Coord 2000
20377-4520
Discov num
UC 4239
Comp
Coord arcsec 2000
20 37 43.47 -45 19 54.3
Date first
1998
Date last
2015
Obs
5
Pa first
226
Pa last
226
P.A. Now (θ)
226°
Sep first
11.9
Sep last
12.0
Sep. Now (ρ)
12"
Mag pri
13.60
Mag sec
14.00
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+017
Sec motion ra
+012
Pri motion dec
-080
Sec motion dec
-084
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.075 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.9
Precise sep
11.966
Constellation
Indus
last precise pa
225.9
last precise sep
11.966
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20377-4520 UC 4239 1999 2 226 11.9 13.60 14.00 V 203743.47-451954.3
20377-4520 UC 4239 2000 2 226 11.9 13.60 14.00 V 203743.47-451954.3
20377-4520 UC 4239 2010 4 226 11.8 13.60 14.00 V R 203743.47-451954.3
20377-4520 UC 4239 2015 5 226 12.0 13.60 14.00 V R 203743.47-451954.3

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