17287-3335 B   911

 
 
17h 28m 40.03s -33 34' 57.8" P.A. 153 sep 0.9 mag 9.10,12.00 Sp B2II(p)
 
 
Coord 2000
17287-3335
Discov num
B   911
Comp
Coord arcsec 2000
17 28 40.03 -33 34 57.8
Date first
1927
Date last
1938
Obs
2
Pa first
154
Pa last
153
P.A. Now (θ)
153°
Sep first
1.1
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
9.10
Mag sec
12.00
delta mag (ΔM)
2.9
Spectral class
B2II(p) (blue-white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153
Precise sep
0.93
Constellation
Scorpius
SAO
208855
Tycho2
7379-00718-1
HD
158073
last precise pa
153
last precise sep
0.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17287-3335 B 911 1938 2 153 0.9 9.10 12.00 B2II(p) 172840.03-333457.8

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