17354-3149 COO 215

 
 
17h 35m 23.54s -31 49' 01.4" P.A. 358 sep 7.9 mag 9.26,9.69 Sp B9V
 
 
Coord 2000
17354-3149
Discov num
COO 215
Comp
Coord arcsec 2000
17 35 23.54 -31 49 01.4
Date first
1911
Date last
2010
Obs
12
Pa first
357
Pa last
358
P.A. Now (θ)
358°
Sep first
7.8
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
9.26
Mag sec
9.69
delta mag (ΔM)
0.43
Spectral class
B9V (blue-white)
Pri motion ra
+002
Sec motion ra
+006
Pri motion dec
-005
Sec motion dec
+000
Notes
rPM=1.067
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
358
Precise sep
7.88
Constellation
Scorpius
SAO
208996
Tycho2
7376-00829-1
HD
159310
last precise pa
358
last precise sep
7.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17354-3149 COO 215 1998 10 357 8.0 9.26 9.69 B9V D 173523.54-314901.4
17354-3149 COO 215 1999 11 357 8.0 9.26 9.69 B9V D 173523.54-314901.4
17354-3149 COO 215 2010 12 358 7.9 9.26 9.69 B9V 173523.54-314901.4

If you need more information about this double, apply for a data request form to the WDS.