17475-0847 OSO 84 AD

 
 
17h 47m 27.96s -08° 46' 47.7" P.A. 303.00 sep 21.2 mag 10.60,17.20 Sp sdF8
 
 
Coord 2000 17475-0847 Discov num OSO  84 Comp AD Coord arcsec 2000 17 47 27.96 -08 46 47.7
Date first 1995 Date last 1999 Obs 2
Pa first 301 Pa last 302.5 P.A. Now (θ) 302.5°
Sep first 19.6 Sep last 21.15 Sep. Now (ρ) 21.15"
Mag pri 10.60 Mag sec 17.20 delta mag (ΔM) 6.6 Spectral class sdF8
Pri motion ra +243 Sec motion ra
Pri motion dec -365 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
17475-0847 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 47 28 -08 46 48 OSO 84 AB 1999 2 210 12.0 10.60 18.20 7.60
Show 17 47 28 -08 46 48 OSO 84 AC 1999 2 319 16.0 10.60 17.20 6.60
Show 17 47 28 -08 46 48 OSO 84 AD 1999 2 303 21.2 10.60 17.20 6.60 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus Tycho2 5661-00873-1 Gaia DR2 4165370682234416256