20381-4846 UC 4241

 
 
20h 38m 06.33s -48 45' 53.6" P.A. 189 sep 45.7 mag 15.50,16.40
 
 
Coord 2000
20381-4846
Discov num
UC 4241
Comp
Coord arcsec 2000
20 38 06.33 -48 45 53.6
Date first
1998
Date last
2010
Obs
4
Pa first
190
Pa last
189
P.A. Now (θ)
189°
Sep first
43.6
Sep last
45.7
Sep. Now (ρ)
45.7"
Mag pri
15.50
Mag sec
16.40
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
+018
Sec motion ra
+032
Pri motion dec
-061
Sec motion dec
-078
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Indus
last precise pa
188.9
last precise sep
45.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20381-4846 UC 4241 1999 2 191 43.5 15.50 16.40 V 203806.33-484553.6
20381-4846 UC 4241 2000 2 191 43.5 15.50 16.40 V 203806.33-484553.6
20381-4846 UC 4241 2010 4 189 45.8 15.50 16.40 V 203806.33-484553.6

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