18258+4321 BRT 1917

 
 
18h 25m 48.33s +43° 20' 43.6" P.A. 53.00 sep 3.6 mag 11.87,11.68
 
 
Coord 2000 18258+4321 Discov num BRT1917 Comp Coord arcsec 2000 18 25 48.33 +43 20 43.6
Date first 1894 Date last 2019 Obs 10
Pa first 57 Pa last 53.3 P.A. Now (θ) 53.3°
Sep first 3.3 Sep last 3.55 Sep. Now (ρ) 3.55"
Mag pri 11.87 Mag sec 11.68 delta mag (ΔM) 0.19 Spectral class
Pri motion ra +006 Sec motion ra +007
Pri motion dec -009 Sec motion dec -007
Notes
rPM=0.207 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 3116-00008-1 Gaia DR2 2111986984546878080