17290-4358 DUN 217

 
 
17h 29m 00.86s -43 58' 26.1" P.A. 169 sep 13.3 mag 6.29,8.52 Sp B6III+B9V dist. 571.43 pc (1864 l.y.)
 
 
Coord 2000
17290-4358
Discov num
DUN 217
Comp
Coord arcsec 2000
17 29 00.86 -43 58 26.1
Date first
1826
Date last
2016
Obs
22
Pa first
148
Pa last
169
P.A. Now (θ)
169°
Sep first
8.0
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
6.29
Mag sec
8.52
delta mag (ΔM)
2.23
Spectral class
B6III+B9V (blue-white/blue-white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-008
Sec motion dec
-008
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
168.6
Precise sep
13.32
Constellation
Scorpius
SAO
228010
HIP
85549
Tycho2
7895-01013-1
HD
158042
CD
CD-4311741
CP
CP-43 8092
Distance
571.43
Distance ly
1864
last precise pa
168.6
last precise sep
13.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17290-4358 DUN 217 1999 16 168 13.4 6.29 8.52 B5III N D 172900.86-435826.1
17290-4358 DUN 217 2010 18 168 13.3 6.29 8.52 B5III N D 172900.86-435826.1
17290-4358 DUN 217 2013 20 168 13.2 6.29 8.52 B5III N D 172900.86-435826.1
17290-4358 DUN 217 2016 22 169 13.3 6.29 8.52 B6III+B9V N 172900.86-435826.1

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