20434+3535 EVS 44 AC (X Cyg)

 
 
20h 43m 24.20s +35° 35' 16.1" P.A. 96.00 sep 12.9 mag 6.39,18.61 Sp F7Ib dist. 1538.46 pc (5018.46 l.y.)
 
 
Coord 2000 20434+3535 Discov num EVS  44 Comp AC Coord arcsec 2000 20 43 24.20 +35 35 16.1
Date first 2011 Date last 2011 Obs 1
Pa first 96 Pa last 96.2 P.A. Now (θ) 96.2°
Sep first 12.9 Sep last 12.9 Sep. Now (ρ) 12.9"
Mag pri 6.39 Mag sec 18.61 delta mag (ΔM) 12.22 Spectral class F7Ib (yellow-white)
Pri motion ra -007 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
20434+3535 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 70423 20 43 24 +35 35 16 ISM 5 AB 1990 1 145 0.0 6.48
Show X Cyg 70423 20 43 24 +35 35 16 EVS 44 AC 2011 1 96 12.9 6.39 18.61 12.22 <===
Show 70423 20 43 24 +35 35 16 EVS 44 AD 2011 1 298 14.8 6.39 16.33 9.94
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name X Cyg Constellation Cygnus SAO 70423 HIP 102276
Tycho2 2695-04136-1 Gaia DR2 1870258975238302208 HD 197572 HR 7932
GC 28886 BD BD+35 4234 Distance 1538.46 Distance ly 5018.46