17480-4008 I   108

 
 
17h 47m 58.35s -40 08' 21.0" P.A. 256 sep 4.9 mag 9.65,10.60 Sp B5Ib/II
 
 
Coord 2000
17480-4008
Discov num
I   108
Comp
Coord arcsec 2000
17 47 58.35 -40 08 21.0
Date first
1900
Date last
2000
Obs
10
Pa first
256
Pa last
256
P.A. Now (θ)
256°
Sep first
4.9
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
9.65
Mag sec
10.60
delta mag (ΔM)
0.95
Spectral class
B5Ib/II (blue-white)
Pri motion ra
+024
Sec motion ra
-098
Pri motion dec
+003
Sec motion dec
-037
Notes
rPM=1.226
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.6
Precise sep
4.92
Constellation
Scorpius
SAO
228427
Tycho2
7889-00455-1
HD
161530
last precise pa
255.6
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
17480-4008 I 108 2000 9 256 4.9 9.65 10.60 B5Ib/II D 174758.35-400821.0
17480-4008 I 108 2010 11 255 4.2 9.65 10.60 B5Ib/II 174758.35-400821.0

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