16278+2054 STH 3 AB (HD 148492)

 
 
16h 27m 46.52s +20° 53' 44.2" P.A. 285.00 sep 2.1 mag 8.37,12.40 Sp G dist. 76.45 pc (249.38 l.y.)
 
 
Coord 2000 16278+2054 Discov num STH   3 Comp AB Coord arcsec 2000 16 27 46.52 +20 53 44.2
Date first 1887 Date last 2016 Obs 17
Pa first 299 Pa last 285 P.A. Now (θ) 285°
Sep first 1.5 Sep last 2.138 Sep. Now (ρ) 2.138"
Mag pri 8.37 Mag sec 12.40 delta mag (ΔM) 4.03 Spectral class G (yellow)
Pri motion ra +034 Sec motion ra +072
Pri motion dec -119 Sec motion dec -180
Notes
rPM=0.371
Nature of this double is uncertain.
 
 
16278+2054 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 84390 16 27 47 +20 53 44 GII 235 Aa,Ab 2014 1 129 0.2 9.10 9.10 0.00
Show HD 148492 84390 16 27 47 +20 53 44 STH 3 AB 2016 17 285 2.1 8.37 12.40 4.03 <===
Show 84390 16 27 47 +20 53 44 STT 311 AC 2013 57 321 11.0 8.37 11.52 3.15
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 148492 Constellation Hercules SAO 84390 HIP 80625
Tycho2 1518-00242-1 Gaia DR2 1297426611291439232 HD 148492 BD BD+21 2926
Distance 76.45 Distance ly 249.38