16569-4031 COO 289CD

 
 
16H 56M 54.03S -40 30' 46.7" P.A. 221 SEP 7.9 MAG 9.48,9.61 SP B3 DIST. 395.26 PC (1289.34 L.Y.)
 
 
Coord 2000
16569-4031
Discov num
COO 289
Comp
CD
Coord arcsec 2000
16 56 54.03 -40 30 46.7
Date first
1897
Date last
1999
Obs
7
Pa first
224
Pa last
221
P.A. Now (θ)
221°
Sep first
7.9
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
9.48
Mag sec
9.61
delta mag (ΔM)
0.13
Spectral class
B3 (blue-white)
Pri motion ra
+001
Sec motion ra
+004
Pri motion dec
-002
Sec motion dec
-003
Notes
N (See Notes)
rPM=0.632
Nature of this double is uncertain.
 
 
16569-4031 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 227479 16569-4031 CHR 254 Aa,Ab 1996 2014 5 310 0.1 7.50 9.30 1.80
Show 227479 16569-4031 RST5421 AB 1945 1999 3 129 7.3 7.27 13.00 5.73
Show 227479 16569-4031 COO 289 AC 1897 2016 10 253 7.9 7.27 9.48 2.21
Show 227479 16569-4031 COO 289 AD 1897 2016 9 237 15.2 7.27 9.61 2.34
Show 227479 16569-4031 COO 289 AE 2016 2016 1 339 38.2 7.27 12.70 5.43
Show 227479 16569-4031 COO 289 CD 1897 1999 7 221 7.9 9.48 9.61 0.13 <===
Sextuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Scorpius
SAO
227479
HIP
82936
Tycho2
7872-02407-1
HD
152723
CD
CD-4010986
CP
CP-40 7650
Distance
395.26
Distance ly
1289.34
last precise pa
221.4
last precise sep
7.89