17317-0959 HDS2474

 
 
17h 31m 44.96s -09 58' 50.8" P.A. 187 sep 0.1 mag 9.12,10.18 Sp K5 dist. 531.91 pc (1735.09 l.y.)
 
 
Coord 2000
17317-0959
Discov num
HDS2474
Comp
Coord arcsec 2000
17 31 44.96 -09 58 50.8
Date first
1991
Date last
1991
Obs
1
Pa first
187
Pa last
187
P.A. Now (θ)
187°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.12
Mag sec
10.18
delta mag (ΔM)
1.06
Spectral class
K5 (yellow-orange)
Pri motion ra
-007
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
187
Precise sep
0.121
Constellation
Ophiuchus
HIP
85784
Tycho2
5663-00656-1
HD
158826
BD
BD-09 4564
Distance
531.91
Distance ly
1735.09
last precise pa
187
last precise sep
0.121
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17317-0959 HDS2474 1991 1 187 0.1 9.12 10.18 K5 173144.96-095850.8

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