20381+2958 A 743

 
 
20h 38m 03.08s +29 57' 58.8" P.A. 309.00 sep 1.2 mag 9.90,13.10 Sp A7
 
 
Coord 2000 20381+2958 Discov num A   743 Comp Coord arcsec 2000 20 38 03.08 +29 57 58.8
Date first 1904 Date last 2007 Obs 9
Pa first 307 Pa last 309 P.A. Now (θ) 309°
Sep first 1.1 Sep last 1.23 Sep. Now (ρ) 1.23"
Mag pri 9.90 Mag sec 13.10 delta mag (ΔM) 3.2 Spectral class A7 (white)
Pri motion ra +005 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 88931 Tycho2 2169-01352-1 Gaia DR2 1859235134207865600
HD 334811