20397-1749 FEN  39

 
 
20h 39m 39.20s -17 48' 45.1" P.A. 115 sep 3.7 mag 12.73,12.81
 
 
Coord 2000
20397-1749
Discov num
FEN  39
Comp
Coord arcsec 2000
20 39 39.20 -17 48 45.1
Date first
1916
Date last
2000
Obs
3
Pa first
109
Pa last
115
P.A. Now (θ)
115°
Sep first
2.9
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
12.73
Mag sec
12.81
delta mag (ΔM)
0.08
Spectral class
Pri motion ra
-051
Sec motion ra
+061
Pri motion dec
+029
Sec motion dec
-025
Notes
B (Blue magnitudes)
rPM=1.886
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
115.2
Precise sep
3.71
Constellation
Capricornus
last precise pa
115.2
last precise sep
3.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20397-1749 FEN 39 1916 1 109 2.9 12.73 12.81 B 203939.20-174845.1
20397-1749 FEN 39 1999 2 115 3.7 12.73 12.81 B 203939.20-174845.1
20397-1749 FEN 39 2000 3 115 3.7 12.73 12.81 B 203939.20-174845.1

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