20331+2852 ES 507 AB (HD 195894)

 
 
20h 33m 03.81s +28 51' 48.0" P.A. 295.00 sep 7.1 mag 8.78,11.40 Sp F dist. 262.47 pc (856.18 l.y.)
 
 
Coord 2000 20331+2852 Discov num ES  507 Comp AB Coord arcsec 2000 20 33 03.81 +28 51 48.0
Date first 1907 Date last 2015 Obs 11
Pa first 296 Pa last 294.5 P.A. Now (θ) 294.5°
Sep first 7.3 Sep last 7.114 Sep. Now (ρ) 7.114"
Mag pri 8.78 Mag sec 11.40 delta mag (ΔM) 2.62 Spectral class F (yellow-white)
Pri motion ra -005 Sec motion ra
Pri motion dec -019 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
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
 
 
Name HD 195894 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