19399-2100 SEE 390

 
 
19h 39m 53.50s -21 00' 17.3" P.A. 76 sep 15.8 mag 8.53,13.28 Sp F3V
 
 
Coord 2000
19399-2100
Discov num
SEE 390
Comp
Coord arcsec 2000
19 39 53.50 -21 00 17.3
Date first
1897
Date last
2010
Obs
7
Pa first
84
Pa last
76
P.A. Now (θ)
76°
Sep first
15.3
Sep last
15.8
Sep. Now (ρ)
15.8"
Mag pri
8.53
Mag sec
13.28
delta mag (ΔM)
4.75
Spectral class
F3V (yellow-white)
Pri motion ra
+006
Sec motion ra
Pri motion dec
-033
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
75.9
Precise sep
15.83
Constellation
Sagittarius
last precise pa
75.9
last precise sep
15.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19399-2100 SEE 390 1998 4 76 15.6 8.53 13.20 F3V D 193953.50-210017.3
19399-2100 SEE 390 2000 6 77 15.7 8.53 13.20 F3V D 193953.50-210017.3
19399-2100 SEE 390 2010 7 76 15.1 8.53 13.28 F3V 193953.50-210017.3

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