17353-2203 HUB 17 AB (52 Oph)

 
 
17h 35m 18.50s -22° 02' 37.7" P.A. 53.00 sep 8.7 mag 6.30,12.66 Sp B9Si dist. 258.4 pc (842.9 l.y.)
 
 
Coord 2000 17353-2203 Discov num HUB  17 Comp AB Coord arcsec 2000 17 35 18.50 -22 02 37.7
Date first 1998 Date last 1999 Obs 2
Pa first 53 Pa last 52.9 P.A. Now (θ) 52.9°
Sep first 8.4 Sep last 8.703 Sep. Now (ρ) 8.703"
Mag pri 6.30 Mag sec 12.66 delta mag (ΔM) 6.36 Spectral class B9Si (blue-white)
Pri motion ra -005 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
17353-2203 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 52 Oph 185526 17 35 18 -22 02 38 HUB 17 AB 1999 2 53 8.7 6.30 12.66 6.36 <===
Show 185526 17 35 18 -22 02 38 HUB 17 AC 1999 1 10 5.4 6.30 14.18 7.88
Show 185526 17 35 18 -22 02 38 HUB 17 AD 1999 1 142 6.3 6.30 15.07 8.77
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 52 Oph Var name V2125 Oph Constellation Ophiuchus SAO 185526
HIP 86060 Tycho2 6247-00258-1 Gaia DR2 4117611603673745408 HD 159376
HR 6545 GC 23826 BD BD-21 4659 Flamsteed 52 Ophiuchi
Flamsteed name 52 Oph Distance 258.4 Distance ly 842.9