17303+4724 HLA 1

 
 
17h 30m 16.43s +47° 24' 07.9" P.A. 299.00 sep 2.7 mag 5.40,15.40 Sp G9V+WD
 
 
Coord 2000 17303+4724 Discov num HLA   1 Comp Coord arcsec 2000 17 30 16.43 +47 24 07.9
Date first 2012 Date last 2018 Obs 8
Pa first 299 Pa last 299.2 P.A. Now (θ) 299.2°
Sep first 2.6 Sep last 2.71 Sep. Now (ρ) 2.71"
Mag pri 5.40 Mag sec 15.40 delta mag (ΔM) 10 Spectral class G9V+WD (yellow/Wolf-Rayet)
Pri motion ra +169 Sec motion ra
Pri motion dec +077 Sec motion dec
Notes K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules