20546+3900 SEI 1308

 
 
20h 54m 39.46s +38° 59' 48.1" P.A. 93.00 sep 6.0 mag 10.83,12.70 Sp B9III
 
 
Coord 2000 20546+3900 Discov num SEI1308 Comp Coord arcsec 2000 20 54 39.46 +38 59 48.1
Date first 1896 Date last 2015 Obs 10
Pa first 96 Pa last 93.1 P.A. Now (θ) 93.1°
Sep first 5.7 Sep last 5.982 Sep. Now (ρ) 5.982"
Mag pri 10.83 Mag sec 12.70 delta mag (ΔM) 1.87 Spectral class B9III (blue-white)
Pri motion ra +001 Sec motion ra +002
Pri motion dec -005 Sec motion dec -002
Notes B (Blue magnitudes)
rPM=0.62
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3167-01800-1 Gaia DR2 1872807024714710528