17039+5314 MLR 603 Aa,Ab

17h 03m 55.75s +53° 13' 52.4" P.A. 347.00 sep 0.4 mag 8.09,10.54 Sp K0 dist. 274.73 pc (896.17 l.y.)

Coord 2000 17039+5314 Discov num MLR 603 Comp Aa,Ab Coord arcsec 2000 17 03 55.75 +53 13 52.4
Date first 1982 Date last 2012 Obs 4
Pa first 14 Pa last 346.8 P.A. Now (θ) 346.8°
Sep first 0.2 Sep last 0.368 Sep. Now (ρ) 0.368"
Mag pri 8.09 Mag sec 10.54 delta mag (ΔM) 2.45 Spectral class K0 (yellow-orange)
Pri motion ra +001 Sec motion ra
Pri motion dec +033 Sec motion dec
Notes W




Nature of this double is uncertain.



17039+5314 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 30225 17 03 56 +53 13 52 MLR 603 Aa,Ab 2012 4 347 0.4 8.09 10.54 2.45 <===
Show HD 154650 30225 17 03 56 +53 13 52 STTA 151 AB 2015 26 171 88.4 7.93 9.34 1.41
Show 17 03 57 +53 12 27 STTA 151 BC 2015 7 356 22.4 9.32 12.40 3.08


Quadruple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Draco SAO 30225 HIP 83501 Tycho2 3886-00907-1
Gaia DR2 1419786346902433024 HD 154650 BD BD+53 1915 Distance 274.73
Distance ly 896.17