17425-3902 RIZ  20AC

 
 
17h 42m 29.28s -39 01' 47.7" P.A. 18 sep 55.3 mag 2.38,17.00 Sp B1.5III dist. 148.15 pc (483.27 l.y.)
 
 
Coord 2000
17425-3902
Discov num
RIZ  20
Comp
AC
Coord arcsec 2000
17 42 29.28 -39 01 47.7
Date first
1998
Date last
1998
Obs
1
Pa first
18
Pa last
18
P.A. Now (θ)
18°
Sep first
55.3
Sep last
55.3
Sep. Now (ρ)
55.3"
Mag pri
2.38
Mag sec
17.00
delta mag (ΔM)
14.62
Spectral class
B1.5III (blue-white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-026
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17425-3902 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 209163 17425-3902 RIZ 20 Aa,Ab 2010 2010 0 0.0 2.40 6.60 4.20
Show Kap Sco 209163 17425-3902 RIZ 20 AB 1998 1998 1 191 52.8 2.38 17.00 14.62
Show 209163 17425-3902 RIZ 20 AC 1998 1998 1 18 55.3 2.38 17.00 14.62 <===
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
17.9
Precise sep
55.34
Constellation
Scorpius
SAO
209163
HIP
86670
HD
160578
HR
6580
GC
23988
CD
CD-3812137
CP
CP-38 6992
Bayer
Kappa Scorpii
Bayer name
Kap Sco
Distance
148.15
Distance ly
483.27
last precise pa
17.9
last precise sep
55.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17425-3902 RIZ 20 AC 1998 1 18 55.3 2.38 17.00 B1.5III 174229.28-390147.7

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