00378+7254 HJ 1989 AB (HD 3366)

 
 
00h 37m 45.68s +72 53' 41.5" P.A. 52.00 sep 31.8 mag 6.97,11.52 Sp B2V dist. 473.93 pc (1545.96 l.y.)
 
 
Coord 2000 00378+7254 Discov num HJ 1989 Comp AB Coord arcsec 2000 00 37 45.68 +72 53 41.5
Date first 1831 Date last 2015 Obs 8
Pa first 49 Pa last 51.5 P.A. Now (θ) 51.5°
Sep first 20.0 Sep last 31.834 Sep. Now (ρ) 31.834"
Mag pri 6.97 Mag sec 11.52 delta mag (ΔM) 4.55 Spectral class B2V (blue-white)
Pri motion ra +009 Sec motion ra +003
Pri motion dec -001 Sec motion dec +003
Notes
rPM=0.796
Nature of this double is uncertain.
 
 
00378+7254 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 3366 4165 00 37 46 +72 53 42 HJ 1989 AB 2015 8 52 31.8 6.97 11.52 4.55 <===
Show 00 37 51 +72 54 01 HJ 1989 BC 2015 10 342 11.5 11.52 12.40 0.88
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 3366 Constellation Cassiopeia SAO 4165 HIP 2968
Tycho2 4303-00957-1 Gaia DR2 536986433739919488 HD 3366 GC 737
BD BD+72 35 Distance 473.93 Distance ly 1545.96