22308+5637 DOO 17

 
 
22h 30m 48.31s +56° 36' 18.1" P.A. 238.00 sep 3.3 mag 10.05,11.80 Sp B0IV
 
 
Coord 2000 22308+5637 Discov num DOO  17 Comp Coord arcsec 2000 22 30 48.31 +56 36 18.1
Date first 1899 Date last 2006 Obs 7
Pa first 237 Pa last 237.5 P.A. Now (θ) 237.5°
Sep first 3.0 Sep last 3.34 Sep. Now (ρ) 3.34"
Mag pri 10.05 Mag sec 11.80 delta mag (ΔM) 1.75 Spectral class B0IV (blue-white)
Pri motion ra +003 Sec motion ra -069
Pri motion dec +002 Sec motion dec -007
Notes N (See Notes)
rPM=1.046
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lacerta Tycho2 3991-01436-1 Gaia DR2 2007525545903203200