00049+5832 STF 3057 (HD 225257)

 
 
00h 04m 54.98s +58 31' 55.8" P.A. 298.00 sep 3.9 mag 6.70,9.30 Sp B3V dist. 840.34 pc (2741.19 l.y.)
 
 
Coord 2000 00049+5832 Discov num STF3057 Comp Coord arcsec 2000 00 04 54.98 +58 31 55.8
Date first 1828 Date last 2015 Obs 65
Pa first 302 Pa last 298.4 P.A. Now (θ) 298.4°
Sep first 3.5 Sep last 3.858 Sep. Now (ρ) 3.858"
Mag pri 6.70 Mag sec 9.30 delta mag (ΔM) 2.6 Spectral class B3V (blue-white)
Pri motion ra +013 Sec motion ra +009
Pri motion dec -006 Sec motion dec -003
Notes N (See Notes)
rPM=0.349
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 225257 Constellation Cassiopeia SAO 21062 HIP 398
Tycho2 3664-00929-1 Gaia DR2 423079709165440000 HD 225257 GC 45
BD BD+57 2855 Distance 840.34 Distance ly 2741.19