15209+4540 HDS 2157 AB (HD 136795)

 
 
15h 20m 52.92s +45° 39' 53.5" P.A. 286.00 sep 0.7 mag 6.88,9.21 Sp K0 dist. 147.93 pc (482.55 l.y.)
 
 
Coord 2000 15209+4540 Discov num HDS2157 Comp AB Coord arcsec 2000 15 20 52.92 +45 39 53.5
Date first 1991 Date last 2015 Obs 13
Pa first 273 Pa last 285.8 P.A. Now (θ) 285.8°
Sep first 0.7 Sep last 0.719 Sep. Now (ρ) 0.719"
Mag pri 6.88 Mag sec 9.21 delta mag (ΔM) 2.33 Spectral class K0 (yellow-orange)
Pri motion ra +043 Sec motion ra +043
Pri motion dec -026 Sec motion dec -026
Notes
Nature of this double is uncertain.
 
 
15209+4540 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15 20 53 +45 39 54 HDS 2157 Aa,Ab 2015 2 127 0.3 6.88
Show 15 20 53 +45 39 54 HDS 2157 AB 2015 13 286 0.7 6.88 9.21 2.33 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 136795 Constellation Bootes SAO 45500 HIP 75107
Tycho2 3482-00905-1 HD 136795 GC 20657 BD BD+46 2059
Distance 147.93 Distance ly 482.55