20375+3134 STFA 53 AB (48 Cyg)

 
 
20h 37m 31.77s +31 34' 21.1" P.A. 177.00 sep 182.7 mag 6.29,6.54 Sp B8III+F0V dist. 261.78 pc (853.93 l.y.)
 
 
Coord 2000 20375+3134 Discov num STFA 53 Comp AB Coord arcsec 2000 20 37 31.77 +31 34 21.1
Date first 1835 Date last 2012 Obs 35
Pa first 175 Pa last 177 P.A. Now (θ) 177°
Sep first 178.0 Sep last 182.7 Sep. Now (ρ) 182.7"
Mag pri 6.29 Mag sec 6.54 delta mag (ΔM) 0.25 Spectral class B8III+F0V (blue-white/yellow-white)
Pri motion ra +009 Sec motion ra -034
Pri motion dec -000 Sec motion dec -031
Notes N Y (See Notes, Parallax indicates components are non-physical)
rPM=1.152
This double is not physical.
 
 
20375+3134 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 48 Cyg 70287 20 37 32 +31 34 21 STFA 53 AB 2012 35 177 182.7 6.29 6.54 0.25 <===
Show 70287 20 37 32 +31 34 21 STFA 53 AC 2015 4 0 71.3 6.29 13.52 7.23
Show 70287 20 37 32 +31 34 21 FYM 138 AH 2012 3 89 111.0 6.29 14.00 7.71
Show 70289 20 37 33 +31 31 19 FYM 138 BD 2015 4 35 41.0 6.54 14.50 7.96
Show 70289 20 37 33 +31 31 19 FYM 138 BE 2015 4 29 58.4 6.54 14.40 7.86
Show 70289 20 37 33 +31 31 19 FYM 138 BF 2015 4 81 38.8 6.54 15.20 8.66
Show 70289 20 37 33 +31 31 19 FYM 138 BG 2015 4 83 62.5 6.54 15.00 8.46
Octuple system
8 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 48 Cyg Constellation Cygnus SAO 70287 HIP 101765
Tycho2 2686-01751-1 Gaia DR2 1862667259759305216 HD 196606 HR 7885
GC 28713 BD BD+31 4159 Flamsteed 48 Cygni Flamsteed name 48 Cyg
Distance 261.78 Distance ly 853.93