15403+3019 BRT 253

 
 
15h 40m 16.99s +30° 18' 47.6" P.A. 268.00 sep 5.4 mag 10.09,11.31
 
 
Coord 2000 15403+3019 Discov num BRT 253 Comp Coord arcsec 2000 15 40 16.99 +30 18 47.6
Date first 1902 Date last 2015 Obs 12
Pa first 266 Pa last 268.2 P.A. Now (θ) 268.2°
Sep first 4.5 Sep last 5.445 Sep. Now (ρ) 5.445"
Mag pri 10.09 Mag sec 11.31 delta mag (ΔM) 1.22 Spectral class
Pri motion ra -015 Sec motion ra -015
Pri motion dec -001 Sec motion dec -002
Notes V (Proper motion indicates physical)
rPM=0.066 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Corona Borealis Tycho2 2571-01300-1 Gaia DR2 1273264156075364736