18468+3055 BRT 261

 
 
18h 46m 48.48s +30° 53' 55.4" P.A. 18.00 sep 4.7 mag 10.30,11.20
 
 
Coord 2000 18468+3055 Discov num BRT 261 Comp Coord arcsec 2000 18 46 48.48 +30 53 55.4
Date first 1900 Date last 2016 Obs 9
Pa first 18 Pa last 17.5 P.A. Now (θ) 17.5°
Sep first 1.9 Sep last 4.745 Sep. Now (ρ) 4.745"
Mag pri 10.30 Mag sec 11.20 delta mag (ΔM) 0.9 Spectral class
Pri motion ra -007 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes S (Parallax indidates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 2638-02271-1 Gaia DR2 2089735789783892736