16519-3803 WFC 181AC

 
 
16h 51m 52.24s -38 02' 50.4" P.A. 257 sep 80.6 mag 2.97,9.41 Sp B1.5+B6.5 dist. 153.61 pc (501.08 l.y.)
 
 
Coord 2000
16519-3803
Discov num
WFC 181
Comp
AC
Coord arcsec 2000
16 51 52.24 -38 02 50.4
Date first
1935
Date last
2016
Obs
6
Pa first
257
Pa last
257
P.A. Now (θ)
257°
Sep first
80.6
Sep last
80.6
Sep. Now (ρ)
80.6"
Mag pri
2.97
Mag sec
9.41
delta mag (ΔM)
6.44
Spectral class
B1.5+B6.5 (blue-white/blue-white)
Pri motion ra
-011
Sec motion ra
-011
Pri motion dec
-022
Sec motion dec
-023
Notes
N (See Notes)
rPM=0.039 (< 0.3, Physical double)
This double is physical.
 
 
16519-3803 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Mu1 Sco 208102 16519-3803 SHT 72 AB 1999 2000 2 210 9.2 3.70 8.91 5.21
Show 208102 16519-3803 WFC 181 AC 1935 2016 6 257 80.6 2.97 9.41 6.44 <===
Show 208102 16519-3803 SKF2608 AD 1752 1999 11 72 346.8 2.97 3.51 0.54
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.6
Precise sep
80.6
Constellation
Scorpius
SAO
208102
HIP
82514
HD
151890
HR
6247
GC
22677
CD
CD-3711033
CP
CP-37 6761
Bayer
Mu 1 Scorpii
Bayer name
Mu1 Sco
Distance
153.61
Distance ly
501.08
last precise pa
256.6
last precise sep
80.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16519-3803 WFC 181 AC 1999 4 257 80.4 2.97 9.41 D 165152.24-380250.4
16519-3803 WFC 181 AC 2000 5 210 9.2 2.97 9.41 D 165152.24-380250.4
16519-3803 WFC 181 AC 2016 6 257 80.6 2.97 9.41 B1.5+B6.5 N 165152.24-380250.4

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