16415+2147 J 738

 
 
16h 41m 30.65s +21° 47' 27.9" P.A. 248.00 sep 2.0 mag 11.80,11.70
 
 
Coord 2000 16415+2147 Discov num J   738 Comp Coord arcsec 2000 16 41 30.65 +21 47 27.9
Date first 1912 Date last 2017 Obs 22
Pa first 239 Pa last 247.9 P.A. Now (θ) 247.9°
Sep first 1.1 Sep last 1.969 Sep. Now (ρ) 1.969"
Mag pri 11.80 Mag sec 11.70 delta mag (ΔM) 0.1 Spectral class
Pri motion ra -013 Sec motion ra
Pri motion dec +045 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 1532-01179-1 Gaia DR2 4564390216521379328