17470+0542 STF 2216 (HD 161733)

 
 
17h 47m 02.17s +05° 41' 30.6" P.A. 27.00 sep 27.3 mag 8.01,10.09 Sp B8
 
 
Coord 2000 17470+0542 Discov num STF2216 Comp Coord arcsec 2000 17 47 02.17 +05 41 30.6
Date first 1894 Date last 2015 Obs 27
Pa first 27 Pa last 26.5 P.A. Now (θ) 26.5°
Sep first 27.5 Sep last 27.3 Sep. Now (ρ) 27.3"
Mag pri 8.01 Mag sec 10.09 delta mag (ΔM) 2.08 Spectral class B8 (blue-white)
Pri motion ra -001 Sec motion ra +000
Pri motion dec -007 Sec motion dec -007
Notes
rPM=0.141 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 161733 Constellation Ophiuchus SAO 122742 Tycho2 0428-01339-1
Gaia DR2 4474057437857436032 HD 161733 GC 24143