20196+3820 A 1426 (V478 Cyg)

 
 
20h 19m 38.75s +38 20' 09.2" P.A. 259.00 sep 3.7 mag 9.20,14.50 Sp O9.5II dist. 1612.9 pc (5261.28 l.y.)
 
 
Coord 2000 20196+3820 Discov num A  1426 Comp Coord arcsec 2000 20 19 38.75 +38 20 09.2
Date first 1906 Date last 2015 Obs 5
Pa first 259 Pa last 258.5 P.A. Now (θ) 258.5°
Sep first 3.3 Sep last 3.679 Sep. Now (ρ) 3.679"
Mag pri 9.20 Mag sec 14.50 delta mag (ΔM) 5.3 Spectral class O9.5II (blue)
Pri motion ra -002 Sec motion ra
Pri motion dec -029 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V478 Cyg Constellation Cygnus SAO 69836 HIP 100227
Tycho2 3151-02222-1 Gaia DR2 2061089113838868480 HD 193611 BD BD+37 3890
Distance 1612.9 Distance ly 5261.28