20331+2852 ES 507 AC

 
 
20h 33m 03.81s +28° 51' 48.0" P.A. 346.00 sep 36.4 mag 8.78,9.87 Sp F dist. 262.47 pc (856.18 l.y.)
 
 
Coord 2000 20331+2852 Discov num ES  507 Comp AC Coord arcsec 2000 20 33 03.81 +28 51 48.0
Date first 1892 Date last 2019 Obs 33
Pa first 339 Pa last 345.5 P.A. Now (θ) 345.5°
Sep first 32.9 Sep last 36.396 Sep. Now (ρ) 36.396"
Mag pri 8.78 Mag sec 9.87 delta mag (ΔM) 1.09 Spectral class F (yellow-white)
Pri motion ra -005 Sec motion ra +015
Pri motion dec -019 Sec motion dec +021
Notes
rPM=1.733
This double is not physical.
 
 
20331+2852 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 195894 88827 20 33 04 +28 51 48 ES 507 AB 2015 11 295 7.1 8.78 11.40 2.62
Show 88827 20 33 04 +28 51 48 ES 507 AC 2019 33 346 36.4 8.78 9.87 1.09 <===
Show 88827 20 33 04 +28 51 48 ES 507 AD 2015 19 224 36.8 8.78 10.49 1.71
Show 88827 20 33 04 +28 51 48 FYM 137 AE 2015 8 101 42.6 8.78 14.80 6.02
Show 88827 20 33 04 +28 51 48 FYM 137 AF 2015 8 176 23.3 8.78 15.20 6.42
Show 88827 20 33 04 +28 51 48 FYM 137 AG 2015 8 299 32.9 8.78 14.80 6.02
Show 20 33 02 +28 51 21 ES 507 DS 2015 10 146 16.0 10.49 12.80 2.31
Octuple system
8 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula SAO 88827 HIP 101407 Tycho2 2169-00932-1
Gaia DR2 1857557897947885056 HD 195894 BD BD+28 3790 Distance 262.47
Distance ly 856.18