20144+1608 CHE 228 AB

 
 
20h 14m 24.25s +16 08' 18.9" P.A. 309.00 sep 38.6 mag 11.19,13.29
 
 
Coord 2000 20144+1608 Discov num CHE 228 Comp AB Coord arcsec 2000 20 14 24.25 +16 08 18.9
Date first 1910 Date last 2015 Obs 11
Pa first 310 Pa last 309.2 P.A. Now (θ) 309.2°
Sep first 39.2 Sep last 38.632 Sep. Now (ρ) 38.632"
Mag pri 11.19 Mag sec 13.29 delta mag (ΔM) 2.1 Spectral class
Pri motion ra +006 Sec motion ra -113
Pri motion dec +002 Sec motion dec +097
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=1.022
This double is not physical.
 
 
20144+1608 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 14 24 +16 08 19 CHE 228 AB 2015 11 309 38.6 11.19 13.29 2.10 <===
Show 20 14 24 +16 08 19 CHE 228 AC 2015 9 268 24.4 11.19 13.96 2.77
Show 20 14 22 +16 08 43 BKO 540 BD 2015 8 134 9.9 13.40 14.00 0.60
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagitta Tycho2 1618-01497-1 Gaia DR2 1808643477482051200 HD 355218