18018+4052 BVD 259

 
 
18h 01m 47.73s +40° 51' 39.4" P.A. 277.00 sep 10.6 mag 17.40,18.10
 
 
Coord 2000 18018+4052 Discov num BVD 259 Comp Coord arcsec 2000 18 01 47.73 +40 51 39.4
Date first 1999 Date last 2016 Obs 9
Pa first 277 Pa last 277.1 P.A. Now (θ) 277.1°
Sep first 10.6 Sep last 10.622 Sep. Now (ρ) 10.622"
Mag pri 17.40 Mag sec 18.10 delta mag (ΔM) 0.7 Spectral class
Pri motion ra -028 Sec motion ra -028
Pri motion dec +053 Sec motion dec +054
Notes V (Proper motion indicates physical)
rPM=0.016 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4611584524057500032