00497+6046 HJ 1054 AB (HD 4674)

 
 
00h 49m 39.51s +60 45' 32.7" P.A. 182.00 sep 8.9 mag 8.11,11.81 Sp F5 dist. 154.32 pc (503.39 l.y.)
 
 
Coord 2000 00497+6046 Discov num HJ 1054 Comp AB Coord arcsec 2000 00 49 39.51 +60 45 32.7
Date first 1828 Date last 2016 Obs 18
Pa first 176 Pa last 182.2 P.A. Now (θ) 182.2°
Sep first 5.0 Sep last 8.923 Sep. Now (ρ) 8.923"
Mag pri 8.11 Mag sec 11.81 delta mag (ΔM) 3.7 Spectral class F5 (yellow-white)
Pri motion ra +022 Sec motion ra +018
Pri motion dec -015 Sec motion dec -019
Notes
rPM=0.212 (< 0.3, Physical double)
This double is physical.
 
 
00497+6046 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 4674 11417 00 49 40 +60 45 33 HJ 1054 AB 2016 18 182 8.9 8.11 11.81 3.70 <===
Show 11417 00 49 40 +60 45 33 HJ 1054 AC 2015 16 61 92.3 8.11 9.60 1.49
Show 11420 00 49 51 +60 46 17 HJ 1054 CD 2015 13 239 26.7 9.60 12.03 2.43
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 4674 Constellation Cassiopeia SAO 11417 HIP 3868
Tycho2 4016-00389-1 Gaia DR2 426973629601027968 HD 4674 BD BD+59 125
Distance 154.32 Distance ly 503.39