20447-6319 LDS 719

 
 
20h 44m 42.67s -63 19' 46.7" P.A. 171.00 sep 187.2 mag 17.10,17.50
 
 
Coord 2000
20447-6319
Discov num
LDS 719
Comp
Coord arcsec 2000
20 44 42.67 -63 19 46.7
Date first
1920
Date last
2015
Obs
6
Pa first
135
Pa last
171
P.A. Now (θ)
171°
Sep first
182.0
Sep last
187.2
Sep. Now (ρ)
187.2"
Mag pri
17.10
Mag sec
17.50
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+039
Sec motion ra
+043
Pri motion dec
-108
Sec motion dec
-142
Notes
rPM=0.231 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
171.4
Precise sep
187.169
Constellation
Pavo
Gaia DR2
79239820160
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20447-6319 LDS 719 1920 1 135 182.0 17.10 17.50 X 204408.57-631900.0
20447-6319 LDS 719 2000 2 172 186.7 17.10 17.50 204442.67-631946.7
20447-6319 LDS 719 2010 6 172 187.0 17.10 17.50 204442.67-631946.7
20447-6319 LDS 719 2015 7 171 187.2 17.10 17.50 204442.67-631946.7

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