11037+6145 BU 1077 AC

11h 03m 43.84s +61° 45' 04.0" P.A. 206.00 sep 384.5 mag 2.02,7.19 Sp G9III dist. 37.68 pc (122.91 l.y.)

Coord 2000 11037+6145 Discov num BU 1077 Comp AC Coord arcsec 2000 11 03 43.84 +61 45 04.0
Date first 1800 Date last 2020 Obs 15
Pa first 205 Pa last 205.7 P.A. Now (θ) 205.7°
Sep first 384.0 Sep last 384.507 Sep. Now (ρ) 384.507"
Mag pri 2.02 Mag sec 7.19 delta mag (ΔM) 5.17 Spectral class G9III (yellow)
Pri motion ra -119 Sec motion ra -117
Pri motion dec -067 Sec motion dec -066
Notes N (See Notes)




rPM=0.016 (< 0.3, Physical double)

This double is physical.



11037+6145 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Dubhe 15384 11 03 44 +61 45 04 BU 1077 AB 2017 83 342 0.8 2.02 4.95 2.93 Y
Show 15384 11 03 44 +61 45 04 BU 1077 AC 2020 15 206 384.5 2.02 7.19 5.17 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Common name Dubhe Var name NSV5070 UMa Constellation Ursa Major SAO 15384
HIP 54061 Tycho2 4146-01274-1 HD 95689 HR 4301
GC 15185 ADS 8035 BD BD+62 1161 Bayer Alpha Ursae Majoris
Bayer name Alp UMa Flamsteed 50 Ursae Majoris Flamsteed name 50 UMa FK5 417
Distance 37.68 Distance ly 122.91 Bayer greek α UMa
Other names DUBB, AK
Meaning Bear