20218-6420 LDS 708AB

 
 
20h 21m 48.26s -64 19' 11.1" P.A. 210 sep 22.1 mag 12.02,12.80
 
 
Coord 2000
20218-6420
Discov num
LDS 708
Comp
AB
Coord arcsec 2000
20 21 48.26 -64 19 11.1
Date first
1920
Date last
2015
Obs
6
Pa first
225
Pa last
210
P.A. Now (θ)
210°
Sep first
22.0
Sep last
22.1
Sep. Now (ρ)
22.1"
Mag pri
12.02
Mag sec
12.80
delta mag (ΔM)
0.78
Spectral class
Pri motion ra
+077
Sec motion ra
+075
Pri motion dec
-046
Sec motion dec
-050
Notes
rPM=0.05 (< 0.3, Physical double)
This double is physical.
 
 
20218-6420 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20218-6420 LDS 708 AB 1920 2015 6 210 22.1 12.02 12.80 0.78 <===
Show 20218-6420 BAU 62 AC 1993 2015 3 281 46.3 12.02 17.50 5.48
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
209.5
Precise sep
22.128
Constellation
Pavo
Tycho2
9095-00255-1
Gaia DR2
98533261824
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20218-6420 LDS 708 AB 1993 2 210 22.2 12.02 12.80 D 202148.26-641911.1
20218-6420 LDS 708 AB 2000 3 210 22.1 12.02 12.80 D 202148.26-641911.1
20218-6420 LDS 708 AB 2015 6 210 22.1 12.02 12.80 202148.26-641911.1

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