20138+4055 TDT 2106 (HD 228454)

 
 
20h 13m 50.50s +40 54' 43.7" P.A. 358.00 sep 0.5 mag 11.45,11.90 Sp A0
 
 
Coord 2000 20138+4055 Discov num TDT2106 Comp Coord arcsec 2000 20 13 50.50 +40 54 43.7
Date first 1991 Date last 1991 Obs 1
Pa first 358 Pa last 358.4 P.A. Now (θ) 358.4°
Sep first 0.5 Sep last 0.52 Sep. Now (ρ) 0.52"
Mag pri 11.45 Mag sec 11.90 delta mag (ΔM) 0.45 Spectral class A0 (white)
Pri motion ra +010 Sec motion ra +010
Pri motion dec -001 Sec motion dec -001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228454 Constellation Cygnus Tycho2 3155-01593-1 Gaia DR2 2062585617885197824
HD 228454