00474+5918 BKO 8 BC

 
 
00h 47m 31.29s +59° 18' 07.7" P.A. 346.00 sep 42.8 mag 9.31,11.95 Sp G8III
 
 
Coord 2000 00474+5918 Discov num BKO   8 Comp BC Coord arcsec 2000 00 47 31.29 +59 18 07.7
Date first 1914 Date last 2015 Obs 10
Pa first 346 Pa last 345.9 P.A. Now (θ) 345.9°
Sep first 43.3 Sep last 42.81 Sep. Now (ρ) 42.81"
Mag pri 9.31 Mag sec 11.95 delta mag (ΔM) 2.64 Spectral class G8III (yellow)
Pri motion ra -001 Sec motion ra -011
Pri motion dec +004 Sec motion dec -001
Notes
rPM=1.012
This double is not physical.
 
 
00474+5918 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 4474 21709 00 47 38 +59 18 13 FRK 1 AB 2015 18 264 49.7 9.28 9.33 0.05
Show 21707 00 47 31 +59 18 08 BKO 8 BC 2015 10 346 42.8 9.31 11.95 2.64 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cassiopeia SAO 21707 Tycho2 3667-01661-1 Gaia DR2 425285260775284992
HD 236527