12329+5448 A 1600 AB (II UMa)

12h 32m 54.84s +54° 47' 42.8" P.A. 8.00 sep 0.9 mag 8.52,9.84 Sp F2 dist. 162.34 pc (529.55 l.y.)

Coord 2000 12329+5448 Discov num A  1600 Comp AB Coord arcsec 2000 12 32 54.84 +54 47 42.8
Date first 1907 Date last 2016 Obs 21
Pa first 3 Pa last 8.4 P.A. Now (θ) 8.4°
Sep first 0.6 Sep last 0.88 Sep. Now (ρ) 0.88"
Mag pri 8.52 Mag sec 9.84 delta mag (ΔM) 1.32 Spectral class F2 (yellow-white)
Pri motion ra -044 Sec motion ra -043
Pri motion dec -015 Sec motion dec -012
Notes N (See Notes)




rPM=0.068 (< 0.3, Physical double)

This double is physical.



12329+5448 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 28423 12 32 55 +54 47 43 GII 188 Aa,Ab 2014 1 137 0.1 9.30 9.30 0.00
Show II UMa 28423 12 32 55 +54 47 43 A 1600 AB 2016 21 8 0.9 8.52 9.84 1.32 <===


Triple system
2 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Var name II UMa Constellation Ursa Major SAO 28423 HIP 61237
Tycho2 3841-00296-1 HD 109247 BD BD+55 1540 Distance 162.34
Distance ly 529.55