20181+3315 SEI 1072 (HD 228805)

 
 
20h 18m 08.66s +33° 15' 05.4" P.A. 328.00 sep 17.7 mag 10.11,11.53 Sp A5
 
 
Coord 2000 20181+3315 Discov num SEI1072 Comp Coord arcsec 2000 20 18 08.66 +33 15 05.4
Date first 1893 Date last 2015 Obs 16
Pa first 327 Pa last 328.3 P.A. Now (θ) 328.3°
Sep first 18.1 Sep last 17.673 Sep. Now (ρ) 17.673"
Mag pri 10.11 Mag sec 11.53 delta mag (ΔM) 1.42 Spectral class A5 (white)
Pri motion ra +006 Sec motion ra +008
Pri motion dec +008 Sec motion dec +008
Notes
rPM=0.177 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228805 Constellation Cygnus Tycho2 2676-00565-1 Gaia DR2 2054619999738351872
HD 228805