19500+4509 ES 23 AC

 
 
19h 49m 59.38s +45 09' 05.4" P.A. 97.00 sep 13.1 mag 8.27,15.00 Sp K0 dist. 606.06 pc (1976.97 l.y.)
 
 
Coord 2000 19500+4509 Discov num ES   23 Comp AC Coord arcsec 2000 19 49 59.38 +45 09 05.4
Date first 1915 Date last 2015 Obs 8
Pa first 103 Pa last 97.4 P.A. Now (θ) 97.4°
Sep first 10.7 Sep last 13.082 Sep. Now (ρ) 13.082"
Mag pri 8.27 Mag sec 15.00 delta mag (ΔM) 6.73 Spectral class K0 (yellow-orange)
Pri motion ra -008 Sec motion ra +089
Pri motion dec -008 Sec motion dec +000
Notes
rPM=1.094
This double is not physical.
 
 
19500+4509 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 48880 19 49 59 +45 09 05 ES 23 AB 2021 16 136 8.6 8.27 12.60 4.33
Show 48880 19 49 59 +45 09 05 ES 23 AC 2015 8 97 13.1 8.27 15.00 6.73 <===
Show HD 187810 48880 19 49 59 +45 09 05 ES 23 AD 2021 23 327 30.7 8.27 10.01 1.74
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 48880 HIP 97578 Tycho2 3557-00108-1
Gaia DR2 2079343480758592256 HD 187810 BD BD+44 3265 Distance 606.06
Distance ly 1976.97