21434+3817 S 799 BD

 
 
21h 43m 36.64s +38° 18' 16.4" P.A. 254.00 sep 34.0 mag 6.98,13.90 Sp A0 dist. 114.29 pc (372.81 l.y.)
 
 
Coord 2000 21434+3817 Discov num S   799 Comp BD Coord arcsec 2000 21 43 36.64 +38 18 16.4
Date first 1905 Date last 2015 Obs 4
Pa first 249 Pa last 254.2 P.A. Now (θ) 254.2°
Sep first 30.8 Sep last 34.021 Sep. Now (ρ) 34.021"
Mag pri 6.98 Mag sec 13.90 delta mag (ΔM) 6.92 Spectral class A0 (white)
Pri motion ra +025 Sec motion ra +005
Pri motion dec -026 Sec motion dec -030
Notes N (See Notes)
rPM=0.565
Nature of this double is uncertain.
 
 
21434+3817 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 71643 21 43 26 +38 17 01 KUI 109 Aa,Ab 2016 12 142 1.9 5.69 11.10 5.41
Show 79 Cyg 71643 21 43 26 +38 17 01 S 799 AB 2015 37 60 149.5 5.69 7.00 1.31
Show 71643 21 43 26 +38 17 01 S 799 AC 2011 10 318 135.3 5.69 10.24 4.55
Show 71646 21 43 37 +38 18 16 S 799 BD 2015 4 254 34.0 6.98 13.90 6.92 <===
Quintuple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 71646 HIP 107268 Tycho2 3184-01386-1
Gaia DR2 1952861641690622976 HD 206807 GC 30425 Distance 114.29
Distance ly 372.81