01547+3812 STF 181 AB

 
 
01h 54m 39.65s +38 11' 45.6" P.A. 125.00 sep 27.3 mag 8.99,10.52 Sp K1III dist. 176.06 pc (574.31 l.y.)
 
 
Coord 2000 01547+3812 Discov num STF 181 Comp AB Coord arcsec 2000 01 54 39.65 +38 11 45.6
Date first 1902 Date last 2016 Obs 21
Pa first 124 Pa last 125.4 P.A. Now (θ) 125.4°
Sep first 27.2 Sep last 27.27 Sep. Now (ρ) 27.27"
Mag pri 8.99 Mag sec 10.52 delta mag (ΔM) 1.53 Spectral class K1III (yellow-orange)
Pri motion ra +009 Sec motion ra +010
Pri motion dec -012 Sec motion dec -012
Notes V W (Proper motion indicates physical, )
rPM=0.064 (< 0.3, Physical double)
This double is physical.
 
 
01547+3812 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 01 54 40 +38 11 46 STF 181 AB 2016 21 125 27.3 8.99 10.52 1.53 <===
Show 01 54 40 +38 11 46 STF 181 AD 2016 7 281 27.2 8.99 12.10 3.11
Show 01 54 42 +38 11 30 STF 181 BC 2014 10 86 34.9 10.52 13.02 2.50
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Andromeda HIP 8906 Tycho2 2816-02112-1 Gaia DR2 343136417726531968
BD BD+37 404 Distance 176.06 Distance ly 574.31