15389+5728 STTA 141 AD

15h 38m 54.57s +57° 27' 42.4" P.A. 154.00 sep 35.2 mag 7.55,15.30 Sp M3 dist. 364.96 pc (1190.5 l.y.)

Coord 2000 15389+5728 Discov num STTA141 Comp AD Coord arcsec 2000 15 38 54.57 +57 27 42.4
Date first 1904 Date last 2015 Obs 4
Pa first 158 Pa last 154.4 P.A. Now (θ) 154.4°
Sep first 37.9 Sep last 35.154 Sep. Now (ρ) 35.154"
Mag pri 7.55 Mag sec 15.30 delta mag (ΔM) 7.75 Spectral class M3 (red)
Pri motion ra -018 Sec motion ra +046
Pri motion dec -012 Sec motion dec -020
Notes N (See Notes)




rPM=1.286

This double is not physical.



15389+5728 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 140064 29607 15 38 55 +57 27 42 STTA 141 AB 2015 27 204 88.0 7.55 9.80 2.25
Show 29607 15 38 55 +57 27 42 STTA 141 AC 2015 23 335 234.1 7.55 7.98 0.43
Show 29607 15 38 55 +57 27 42 STTA 141 AD 2015 4 154 35.2 7.55 15.30 7.75 <===


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Draco SAO 29607 HIP 76627 Tycho2 3872-00824-1
Gaia DR2 1601936081724443904 HD 140064 BD BD+57 1600 Distance 364.96
Distance ly 1190.5