15289+5727 BU 945 AB (HD 138367)

 
 
15h 28m 51.93s +57° 26' 42.6" P.A. 101.00 sep 40.2 mag 6.96,12.42 Sp F7V dist. 44.5 pc (145.16 l.y.)
 
 
Coord 2000 15289+5727 Discov num BU  945 Comp AB Coord arcsec 2000 15 28 51.93 +57 26 42.6
Date first 1879 Date last 2017 Obs 13
Pa first 13 Pa last 101.1 P.A. Now (θ) 101.1°
Sep first 16.4 Sep last 40.23 Sep. Now (ρ) 40.23"
Mag pri 6.96 Mag sec 12.42 delta mag (ΔM) 5.46 Spectral class F7V (yellow-white)
Pri motion ra -261 Sec motion ra +008
Pri motion dec +165 Sec motion dec -008
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1.036
This double is not physical.
 
 
15289+5727 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 138367 29542 15 28 52 +57 26 43 BU 945 AB 2017 13 101 40.2 6.96 12.42 5.46 <===
Show 29542 15 28 52 +57 26 43 FOX 189 AC 2003 3 19 65.5 6.96 13.34 6.38
Show 29542 15 28 52 +57 26 43 GIC 128 AD 2020 15 132 185.4 6.96 11.81 4.85
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 138367 Constellation Draco SAO 29542 HIP 75783
Tycho2 3872-01044-1 Gaia DR2 1602402034136426752 HD 138367 GC 20835
BD BD+57 1590 Distance 44.5 Distance ly 145.16