12550+5810 STF 1691 AB (HD 112311)

 
 
12h 54m 59.60s +58° 09' 37.6" P.A. 275.00 sep 18.5 mag 8.58,9.80 Sp F0IV dist. 24.2 pc (78.94 l.y.)
 
 
Coord 2000 12550+5810 Discov num STF1691 Comp AB Coord arcsec 2000 12 54 59.60 +58 09 37.6
Date first 1830 Date last 2017 Obs 31
Pa first 277 Pa last 274.7 P.A. Now (θ) 274.7°
Sep first 20.7 Sep last 18.54 Sep. Now (ρ) 18.54"
Mag pri 8.58 Mag sec 9.80 delta mag (ΔM) 1.22 Spectral class F0IV (yellow-white)
Pri motion ra -005 Sec motion ra -005
Pri motion dec -057 Sec motion dec -059
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.034 (< 0.3, Physical double)
This double is physical.
 
 
12550+5810 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 112311 28561 12 54 60 +58 09 38 STF 1691 AB 2017 31 275 18.5 8.58 9.80 1.22 <===
Show 28561 12 54 60 +58 09 38 STF 1691 AC 2015 18 84 130.3 8.58 9.61 1.03
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 112311 Constellation Ursa Major SAO 28561 HIP 63028
Tycho2 3848-00075-1 Gaia DR2 1577303099958895360 HD 112311 GC 17538
BD BD+58 1402 Distance 24.2 Distance ly 78.94