18308+1803 BPMA 56

 
 
18h 30m 50.56s +18° 03' 04.5" P.A. 152.00 sep 293.6 mag 11.93,15.68
 
 
Coord 2000 18308+1803 Discov num BPMA 56 Comp Coord arcsec 2000 18 30 50.56 +18 03 04.5
Date first 1996 Date last 2015 Obs 8
Pa first 154 Pa last 152.4 P.A. Now (θ) 152.4°
Sep first 295.0 Sep last 293.581 Sep. Now (ρ) 293.581"
Mag pri 11.93 Mag sec 15.68 delta mag (ΔM) 3.75 Spectral class
Pri motion ra -040 Sec motion ra -012
Pri motion dec -030 Sec motion dec -016
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.626
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4524178774190731136