17173+2113 HU 668

 
 
17h 17m 15.75s +21° 12' 44.4" P.A. 38.00 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 2016 Obs 7
Pa first 33 Pa last 37.8 P.A. Now (θ) 37.8°
Sep first 1.2 Sep last 1.323 Sep. Now (ρ) 1.323"
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 Gaia DR2 4566928305975662208
HD 156537