17307+1120 GWP 2717 AB

17h 30m 41.88s +11° 19' 30.5" P.A. 150.00 sep 2.9 mag 13.70,14.10

Coord 2000 17307+1120 Discov num GWP2717 Comp AB Coord arcsec 2000 17 30 41.88 +11 19 30.5
Date first 2000 Date last 2001 Obs 2
Pa first 149 Pa last 149.8 P.A. Now (θ) 149.8°
Sep first 2.7 Sep last 2.874 Sep. Now (ρ) 2.874"
Mag pri 13.70 Mag sec 14.10 delta mag (ΔM) 0.4 Spectral class
Pri motion ra +054 Sec motion ra +027
Pri motion dec -042 Sec motion dec -010
Notes V R (Proper motion indicates physical, Red magnitudes)




rPM=0.612

This double is physical.



17307+1120 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 30 42 +11 19 30 GWP 2717 AB 2001 2 150 2.9 13.70 14.10 0.40 <===
Show 17 30 42 +11 19 30 GWP 2717 AC 2016 6 19 19.8 13.70 13.10 0.60


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Ophiuchus Gaia DR2 4493544082437142400