00310+2839 HAU 2 AB

 
 
00h 31m 00.57s +28 42' 10.5" P.A. 279.00 sep 12.4 mag 11.29,11.84
 
 
Coord 2000 00310+2839 Discov num HAU   2 Comp AB Coord arcsec 2000 00 31 00.57 +28 42 10.5
Date first 1894 Date last 2016 Obs 15
Pa first 282 Pa last 278.7 P.A. Now (θ) 278.7°
Sep first 12.2 Sep last 12.36 Sep. Now (ρ) 12.36"
Mag pri 11.29 Mag sec 11.84 delta mag (ΔM) 0.55 Spectral class
Pri motion ra +003 Sec motion ra +003
Pri motion dec -002 Sec motion dec -003
Notes
rPM=0.236 (< 0.3, Physical double)
This double is physical.
 
 
00310+2839 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 00 31 01 +28 42 10 CTU 1 Aa,Ab 2013 6 233 1.3 9.40 11.20 1.80
Show 00 31 01 +28 42 10 HAU 2 AB 2016 15 279 12.4 11.29 11.84 0.55 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Andromeda Tycho2 1737-01119-1 Gaia DR2 2857921820589139072