17175-2746 TRN 24 AC

17h 17m 27.60s -27° 46' 00.8" P.A. 147.00 sep 7.6 mag 7.95,15.00 Sp O+... dist. 10000 pc (32620 l.y.)

Coord 2000 17175-2746 Discov num TRN  24 Comp AC Coord arcsec 2000 17 17 27.60 -27 46 00.8
Date first 1998 Date last 2015 Obs 4
Pa first 148 Pa last 147.2 P.A. Now (θ) 147.2°
Sep first 7.3 Sep last 7.565 Sep. Now (ρ) 7.565"
Mag pri 7.95 Mag sec 15.00 delta mag (ΔM) 7.05 Spectral class O+... (blue)
Pri motion ra -002 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes N (See Notes)




Nature of this double is uncertain.



17175-2746 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 185228 17 17 28 -27 46 01 TRN 24 AB 2001 2 206 4.0 7.95 16.00 8.05
Show 185228 17 17 28 -27 46 01 TRN 24 AC 2015 4 147 7.6 7.95 15.00 7.05 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Ophiuchus SAO 185228 HIP 84588 Tycho2 6820-00171-1
Gaia DR2 4108133336765685376 HD 156212 CD CD-2711554 Distance 10000
Distance ly 32620