17511-2920 B   360

 
 
17h 51m 05.94s -29 19' 36.3" P.A. 112 sep 4.9 mag 10.22,13.20 Sp B3
 
 
Coord 2000
17511-2920
Discov num
B   360
Comp
Coord arcsec 2000
17 51 05.94 -29 19 36.3
Date first
1927
Date last
2010
Obs
4
Pa first
101
Pa last
112
P.A. Now (θ)
112°
Sep first
4.0
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
10.22
Mag sec
13.20
delta mag (ΔM)
2.98
Spectral class
B3 (blue-white)
Pri motion ra
-013
Sec motion ra
+088
Pri motion dec
+007
Sec motion dec
-008
Notes
rPM=1.156
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.8
Precise sep
4.92
Constellation
Sagittarius
SAO
185838
Tycho2
6840-00616-1
HD
316415
last precise pa
111.8
last precise sep
4.92
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17511-2920 B 360 1998 2 111 4.5 10.22 13.20 B3 D 175105.94-291936.3
17511-2920 B 360 1999 3 112 4.6 10.22 13.20 B3 D 175105.94-291936.3
17511-2920 B 360 2010 4 112 4.9 10.22 13.20 B3 175105.94-291936.3

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