17019-3209 HDO 310AB

 
 
17H 01M 52.65S -32 08' 36.2" P.A. 155 SEP 22.6 MAG 5.03,12.60 SP B8V DIST. 137.17 PC (447.45 L.Y.)
 
 
Coord 2000
17019-3209
Discov num
HDO 310
Comp
AB
Coord arcsec 2000
17 01 52.65 -32 08 36.2
Date first
1891
Date last
2000
Obs
8
Pa first
155
Pa last
155
P.A. Now (θ)
155°
Sep first
20.0
Sep last
22.6
Sep. Now (ρ)
22.6"
Mag pri
5.03
Mag sec
12.60
delta mag (ΔM)
7.57
Spectral class
B8V (blue-white)
Pri motion ra
-008
Sec motion ra
-007
Pri motion dec
-050
Sec motion dec
+053
Notes
Nature of this double is uncertain.
 
 
17019-3209 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 208324 17019-3209 HDO 310 AB 1891 2000 8 155 22.6 5.03 12.60 7.57 <===
Show 208324 17019-3209 HDO 310 AC 1891 2000 5 103 42.5 5.03 13.10 8.07
Show 208324 17019-3209 HDO 310 AD 1897 2000 4 37 51.3 5.03 13.30 8.27
Show 208324 17019-3209 OUD 6 AE 2005 2005 1 27 8.7 5.26 12.60 7.34
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Scorpius
SAO
208324
HIP
83336
Tycho2
7364-02287-1
HD
153613
HR
6316
CD
CD-3113473
CP
CP-31 4546
Distance
137.17
Distance ly
447.45
last precise pa
155.3
last precise sep
22.607