03294+4656 STT 55 AB (HD 21455)

 
 
03h 29m 26.28s +46° 56' 16.3" P.A. 295.00 sep 31.1 mag 6.23,11.39 Sp B7V dist. 195.31 pc (637.1 l.y.)
 
 
Coord 2000 03294+4656 Discov num STT  55 Comp AB Coord arcsec 2000 03 29 26.28 +46 56 16.3
Date first 1843 Date last 2007 Obs 11
Pa first 289 Pa last 295.3 P.A. Now (θ) 295.3°
Sep first 28.1 Sep last 31.053 Sep. Now (ρ) 31.053"
Mag pri 6.23 Mag sec 11.39 delta mag (ΔM) 5.16 Spectral class B7V (blue-white)
Pri motion ra +023 Sec motion ra -003
Pri motion dec -029 Sec motion dec -003
Notes
rPM=0.993
This double is not physical.
 
 
03294+4656 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 21455 38874 03 29 26 +46 56 16 STT 55 AB 2007 11 295 31.1 6.23 11.39 5.16 <===
Show 38874 03 29 24 +46 56 30 A 982 BC 2016 9 233 3.8 11.39 13.80 2.41
Show 38874 03 29 24 +46 56 30 A 982 BD 2007 4 302 21.2 11.39 14.50 3.11
Show 38874 03 29 24 +46 56 30 A 982 BE 2007 4 274 44.7 11.39 13.34 1.95
Show 03 29 19 +46 56 33 A 982 EF 2007 2 308 2.6 13.40 14.10 0.70
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 21455 Constellation Perseus SAO 38874 HIP 16252
Tycho2 3316-02311-1 Gaia DR2 242889338420659968 HD 21455 HR 1047
GC 4142 ADS 2560 BD BD+46 760 Distance 195.31
Distance ly 637.1