10306+5559 ARN 4 AC

10h 30m 37.58s +55° 58' 49.9" P.A. 292.00 sep 238.7 mag 4.88,11.44 Sp F8V dist. 12.78 pc (41.69 l.y.)

Coord 2000 10306+5559 Discov num ARN   4 Comp AC Coord arcsec 2000 10 30 37.58 +55 58 49.9
Date first 1991 Date last 2015 Obs 8
Pa first 291 Pa last 291.5 P.A. Now (θ) 291.5°
Sep first 242.3 Sep last 238.735 Sep. Now (ρ) 238.735"
Mag pri 4.88 Mag sec 11.44 delta mag (ΔM) 6.56 Spectral class F8V (yellow-white)
Pri motion ra -177 Sec motion ra -005
Pri motion dec -033 Sec motion dec -003
Notes N U (See Notes, Proper motion indicates non-physical)




rPM=0.97

This double is not physical.



10306+5559 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 36 UMa 27670 10 30 38 +55 58 50 LDS 2863 AB 2016 22 303 122.8 4.88 8.86 3.98
Show 27670 10 30 38 +55 58 50 ARN 4 AC 2015 8 292 238.7 4.88 11.44 6.56 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Ursa Major SAO 27670 HIP 51459 Tycho2 3819-01373-1
Gaia DR2 853819947756949120 HD 90839 HR 4112 GC 14427
GL Gl 395 BD BD+56 1459 Flamsteed 36 Ursae Majoris Flamsteed name 36 UMa
FK5 394 Distance 12.78 Distance ly 41.69