17567+4557 BVD 258

 
 
17h 56m 44.63s +45° 56' 31.7" P.A. 91.00 sep 15.5 mag 12.80,17.70
 
 
Coord 2000 17567+4557 Discov num BVD 258 Comp Coord arcsec 2000 17 56 44.63 +45 56 31.7
Date first 1998 Date last 2016 Obs 10
Pa first 91 Pa last 91.1 P.A. Now (θ) 91.1°
Sep first 15.5 Sep last 15.504 Sep. Now (ρ) 15.504"
Mag pri 12.80 Mag sec 17.70 delta mag (ΔM) 4.9 Spectral class
Pri motion ra -088 Sec motion ra -085
Pri motion dec +093 Sec motion dec +093
Notes V (Proper motion indicates physical)
rPM=0.023 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 1349900975524834944