20533-7720 LDS 723

 
 
20h 53m 15.48s -77 19' 57.5" P.A. 163.00 sep 27.8 mag 13.29,13.61
 
 
Coord 2000
20533-7720
Discov num
LDS 723
Comp
Coord arcsec 2000
20 53 15.48 -77 19 57.5
Date first
1920
Date last
2015
Obs
7
Pa first
135
Pa last
163
P.A. Now (θ)
163°
Sep first
28.0
Sep last
27.8
Sep. Now (ρ)
27.8"
Mag pri
13.29
Mag sec
13.61
delta mag (ΔM)
0.32
Spectral class
Pri motion ra
+029
Sec motion ra
+026
Pri motion dec
-055
Sec motion dec
-055
Notes
rPM=0.048 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163
Precise sep
27.783
Constellation
Octans
Gaia DR2
6368192956613929472
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20533-7720 LDS 723 2000 2 163 27.8 13.12 13.30 D 205315.48-771957.5
20533-7720 LDS 723 2010 5 163 27.8 13.29 13.61 205315.48-771957.5
20533-7720 LDS 723 2015 6 163 27.8 13.29 13.61 205315.48-771957.5

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