17599+5304 HO 563 AC

17h 59m 49.98s +53° 03' 50.4" P.A. 243.00 sep 69.8 mag 10.17,13.19

Coord 2000 17599+5304 Discov num HO  563 Comp AC Coord arcsec 2000 17 59 49.98 +53 03 50.4
Date first 1897 Date last 2015 Obs 6
Pa first 248 Pa last 242.9 P.A. Now (θ) 242.9°
Sep first 68.1 Sep last 69.826 Sep. Now (ρ) 69.826"
Mag pri 10.17 Mag sec 13.19 delta mag (ΔM) 3.02 Spectral class
Pri motion ra -018 Sec motion ra -010
Pri motion dec +059 Sec motion dec +021
Notes




rPM=0.63

Nature of this double is uncertain.



17599+5304 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 59 50 +53 03 50 HO 563 AB 2015 14 184 0.7 10.17 10.46 0.29
Show 17 59 50 +53 03 50 HO 563 AC 2015 6 243 69.8 10.17 13.19 3.02 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Draco Tycho2 3902-01264-1