17045-1241 HU  164

 
 
17h 04m 29.55s -12 40' 34.3" P.A. 345 sep 2.1 mag 7.08,11.02 Sp K0III dist. 137.74 pc (449.31 l.y.)
 
 
Coord 2000
17045-1241
Discov num
HU  164
Comp
Coord arcsec 2000
17 04 29.55 -12 40 34.3
Date first
1900
Date last
1991
Obs
6
Pa first
341
Pa last
345
P.A. Now (θ)
345°
Sep first
1.8
Sep last
2.1
Sep. Now (ρ)
2.1"
Mag pri
7.08
Mag sec
11.02
delta mag (ΔM)
3.94
Spectral class
K0III (yellow-orange)
Pri motion ra
-045
Sec motion ra
-045
Pri motion dec
-077
Sec motion dec
-076
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
SAO
160261
HIP
83545
Tycho2
5651-01680-1
HD
154202
BD
BD-12 4655
Distance
137.74
Distance ly
449.31
last precise pa
345.2
last precise sep
2.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17045-1241 HU 164 1991 6 345 2.1 7.08 11.02 K0III D 170429.55-124034.3

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