20364-1807 GWP2970BC

 
 
20h 36m 31.19s -18 05' 19.9" P.A. 350 sep 8.3 mag 17.90,17.00
 
 
Coord 2000
20364-1807
Discov num
GWP2970
Comp
BC
Coord arcsec 2000
20 36 31.19 -18 05 19.9
Date first
1990
Date last
1998
Obs
2
Pa first
348
Pa last
350
P.A. Now (θ)
350°
Sep first
8.0
Sep last
8.3
Sep. Now (ρ)
8.3"
Mag pri
17.90
Mag sec
17.00
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-004
Sec motion ra
-016
Pri motion dec
-060
Sec motion dec
-080
Notes
V (Proper motion indicates physical)
rPM=0.286 (< 0.3, Physical double)
This double is physical.
 
 
20364-1807 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20364-1807 GWP2969 AB 1990 1998 2 40 109.3 14.60 17.90 3.30
Show 20364-1807 GWP2970 BC 1990 1998 2 350 8.3 17.90 17.00 0.90 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
349.7
Precise sep
8.3
Constellation
Capricornus
last precise pa
349.7
last precise sep
8.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20364-1807 GWP2970 BC 1998 2 350 8.3 17.90 17.00 V 203631.19-180519.9
20364-1807 GWP2970 BC 2010 3 350 7.6 17.90 17.00 V 203631.19-180519.9

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