13477+2128 HDS 1939 AB

 
 
13h 47m 42.40s +21° 27' 37.7" P.A. 151.00 sep 1.3 mag 11.47,13.74 Sp M0 dist. 28.03 pc (91.43 l.y.)
 
 
Coord 2000 13477+2128 Discov num HDS1939 Comp AB Coord arcsec 2000 13 47 42.40 +21 27 37.7
Date first 1991 Date last 2018 Obs 14
Pa first 145 Pa last 151.2 P.A. Now (θ) 151.2°
Sep first 1.1 Sep last 1.28 Sep. Now (ρ) 1.28"
Mag pri 11.47 Mag sec 13.74 delta mag (ΔM) 2.27 Spectral class M0 (red)
Pri motion ra +080 Sec motion ra +075
Pri motion dec -088 Sec motion dec -083
Notes
rPM=0.059 (< 0.3, Physical double)
This double is physical.
 
 
13477+2128 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 13 47 42 +21 27 38 GII 198 Aa,Ab 2013 1 123 0.2 12.20 12.20 0.00
Show 13 47 42 +21 27 38 HDS 1939 AB 2018 14 151 1.3 11.47 13.74 2.27 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes HIP 67309 Tycho2 1466-00272-3 BD BD+22 2632
Distance 28.03 Distance ly 91.43