20008-3938 WG  249

 
 
20h 00m 51.86s -39 37' 38.6" P.A. 122 sep 13.4 mag 10.90,11.45
 
 
Coord 2000
20008-3938
Discov num
WG  249
Comp
Coord arcsec 2000
20 00 51.86 -39 37 38.6
Date first
1879
Date last
2010
Obs
8
Pa first
112
Pa last
122
P.A. Now (θ)
122°
Sep first
10.2
Sep last
13.4
Sep. Now (ρ)
13.4"
Mag pri
10.90
Mag sec
11.45
delta mag (ΔM)
0.55
Spectral class
Pri motion ra
-006
Sec motion ra
+005
Pri motion dec
-009
Sec motion dec
-064
Notes
rPM=0.874
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
121.9
Precise sep
13.38
Constellation
Sagittarius
Tycho2
7951-00759-1
last precise pa
121.9
last precise sep
13.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20008-3938 WG 249 1905 3 109 11.2 11.45 11.70 200052.85-393746.3
20008-3938 WG 249 1998 4 123 13.6 10.90 11.45 200051.86-393738.6
20008-3938 WG 249 2010 8 122 13.1 10.90 11.45 200051.86-393738.6

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