17381-2907 B 349 AB

 
 
17h 38m 03.52s -29° 07' 06.1" P.A. 31.00 sep 2.3 mag 10.00,13.50 Sp O9V
 
 
Coord 2000 17381-2907 Discov num B   349 Comp AB Coord arcsec 2000 17 38 03.52 -29 07 06.1
Date first 1927 Date last 2006 Obs 3
Pa first 30 Pa last 30.7 P.A. Now (θ) 30.7°
Sep first 2.1 Sep last 2.29 Sep. Now (ρ) 2.29"
Mag pri 10.00 Mag sec 13.50 delta mag (ΔM) 3.5 Spectral class O9V (blue)
Pri motion ra +002 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17381-2907 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 38 04 -29 07 06 B 349 AB 2006 3 31 2.3 10.00 13.50 3.50 <===
Show 17 38 04 -29 07 06 DAM 389 AB,C 1999 2 214 13.5 10.00 13.30 3.30
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus Tycho2 6839-00348-1 Gaia DR2 4060103817034176000