17174+4221 SKF 2735 AC

17h 17m 26.46s +42° 20' 54.7" P.A. 134.00 sep 2.4 mag 15.20,19.50 Sp K:+DB

Coord 2000 17174+4221 Discov num SKF2735 Comp AC Coord arcsec 2000 17 17 26.46 +42 20 54.7
Date first 2005 Date last 2015 Obs 3
Pa first 139 Pa last 133.8 P.A. Now (θ) 133.8°
Sep first 2.7 Sep last 2.421 Sep. Now (ρ) 2.421"
Mag pri 15.20 Mag sec 19.50 delta mag (ΔM) 4.3 Spectral class K:+DB (yellow-orange/white dwarf)
Pri motion ra +015 Sec motion ra
Pri motion dec -013 Sec motion dec
Notes




Nature of this double is uncertain.



17174+4221 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 17 26 +42 20 55 SKF 2735 AB 2015 8 299 14.2 15.20 16.30 1.10
Show 17 17 26 +42 20 55 SKF 2735 AC 2015 3 134 2.4 15.20 19.50 4.30 <===
Show 17 17 25 +42 21 02 SKF 2735 BC 2016 1 121 16.5 15.58 19.51 3.93


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Hercules Gaia DR2 1360126949059403136