19393-2838 B   445

 
 
19h 39m 15.91s -28 37' 43.2" P.A. 231 sep 1.6 mag 10.12,11.93 Sp A0
 
 
Coord 2000
19393-2838
Discov num
B   445
Comp
Coord arcsec 2000
19 39 15.91 -28 37 43.2
Date first
1927
Date last
1991
Obs
3
Pa first
239
Pa last
231
P.A. Now (θ)
231°
Sep first
1.6
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
10.12
Mag sec
11.93
delta mag (ΔM)
1.81
Spectral class
A0 (white)
Pri motion ra
-026
Sec motion ra
-026
Pri motion dec
+006
Sec motion dec
+006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
230.5
Precise sep
1.62
Constellation
Sagittarius
SAO
188392
Tycho2
6901-00510-1
HD
185255
last precise pa
230.5
last precise sep
1.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19393-2838 B 445 1991 3 231 1.6 10.12 11.93 A0 193915.91-283743.2

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