20280-5906 LDS 712

 
 
20h 27m 57.07s -59 06' 27.3" P.A. 139 sep 9.9 mag 15.50,16.70
 
 
Coord 2000
20280-5906
Discov num
LDS 712
Comp
Coord arcsec 2000
20 27 57.07 -59 06 27.3
Date first
1920
Date last
2015
Obs
7
Pa first
135
Pa last
139
P.A. Now (θ)
139°
Sep first
9.0
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
15.50
Mag sec
16.70
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
-005
Sec motion ra
-002
Pri motion dec
-076
Sec motion dec
-080
Notes
rPM=0.062 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.5
Precise sep
9.932
Constellation
Pavo
Gaia DR2
80127517184
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20280-5906 LDS 712 2000 2 139 9.9 15.50 16.70 D 202757.07-590627.3
20280-5906 LDS 712 2010 5 138 9.9 15.50 16.70 202757.07-590627.3
20280-5906 LDS 712 2015 6 139 9.9 15.50 16.70 202757.07-590627.3

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