17173+2113 HU  668

 
 
17H 17M 15.75S +21 12' 44.4" P.A. 35 SEP 1.3 MAG 8.84,15.30 SP F8
 
 
Coord 2000
17173+2113
Discov num
HU  668
Comp
Coord arcsec 2000
17 17 15.75 +21 12 44.4
Date first
1902
Date last
1946
Obs
4
Pa first
33
Pa last
35
P.A. Now (θ)
35°
Sep first
1.2
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
8.84
Mag sec
15.30
delta mag (ΔM)
6.46
Spectral class
F8 (yellow-white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
SAO
84976
Tycho2
1548-02209-1
HD
156537
last precise pa
34.7
last precise sep
1.27