20310+3656 AC 18 AD

 
 
20h 30m 59.23s +36 56' 09.1" P.A. 165.00 sep 63.1 mag 6.32,12.30 Sp F5Iab dist. 1041.67 pc (3397.93 l.y.)
 
 
Coord 2000 20310+3656 Discov num AC   18 Comp AD Coord arcsec 2000 20 30 59.23 +36 56 09.1
Date first 1913 Date last 2015 Obs 4
Pa first 166 Pa last 165.1 P.A. Now (θ) 165.1°
Sep first 63.1 Sep last 63.089 Sep. Now (ρ) 63.089"
Mag pri 6.32 Mag sec 12.30 delta mag (ΔM) 5.98 Spectral class F5Iab (yellow-white)
Pri motion ra +000 Sec motion ra +000
Pri motion dec -004 Sec motion dec -002
Notes N (See Notes)
rPM=0.5
Nature of this double is uncertain.
 
 
20310+3656 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 44 Cyg 70135 20 30 59 +36 56 09 AC 18 AB 1991 18 158 2.2 6.32 10.12 3.80
Show 70135 20 30 59 +36 56 09 KUI 98 AC 2015 6 76 16.8 6.32 12.80 6.48
Show 70135 20 30 59 +36 56 09 AC 18 AD 2015 4 165 63.1 6.32 12.30 5.98 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 70135 HIP 101214 Tycho2 2697-01634-1
Gaia DR2 2057760376738256384 HD 195593 HR 7847 GC 28551
ADS 13949 BD BD+36 4105 Flamsteed 44 Cygni Flamsteed name 44 Cyg
Distance 1041.67 Distance ly 3397.93