17085-2013 BU 1457 AC

 
 
17h 08m 32.47s -20° 13' 03.0" P.A. 263.00 sep 24.9 mag 7.81,13.50 Sp A0IV dist. 163.67 pc (533.89 l.y.)
 
 
Coord 2000 17085-2013 Discov num BU 1457 Comp AC Coord arcsec 2000 17 08 32.47 -20 13 03.0
Date first 1906 Date last 2015 Obs 4
Pa first 265 Pa last 262.9 P.A. Now (θ) 262.9°
Sep first 22.0 Sep last 24.904 Sep. Now (ρ) 24.904"
Mag pri 7.81 Mag sec 13.50 delta mag (ΔM) 5.69 Spectral class A0IV (white)
Pri motion ra +008 Sec motion ra +005
Pri motion dec -009 Sec motion dec +005
Notes
rPM=1.189
This double is not physical.
 
 
17085-2013 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 154831 185067 17 08 32 -20 13 03 HJ 4922 AB 2015 9 311 22.9 7.81 11.31 3.50
Show 185067 17 08 32 -20 13 03 BU 1457 AC 2015 4 263 24.9 7.81 13.50 5.69 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus SAO 185067 HIP 83873 Tycho2 6240-00463-1
Gaia DR2 4128191516876684672 HD 154831 BD BD-20 4646 Distance 163.67
Distance ly 533.89