20170+4017 CNT 5

 
 
20h 16m 58.28s +40 17' 18.0" P.A. 331.00 sep 5.9 mag 9.15,10.91 Sp OB
 
 
Coord 2000 20170+4017 Discov num CNT   5 Comp Coord arcsec 2000 20 16 58.28 +40 17 18.0
Date first 1998 Date last 2015 Obs 8
Pa first 331 Pa last 330.7 P.A. Now (θ) 330.7°
Sep first 5.9 Sep last 5.89 Sep. Now (ρ) 5.89"
Mag pri 9.15 Mag sec 10.91 delta mag (ΔM) 1.76 Spectral class OB (blue)
Pri motion ra -001 Sec motion ra
Pri motion dec -006 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 Cygnus Tycho2 3155-01696-1 Gaia DR2 2062313282595415168