19218+4840 KOI 4287 AB

 
 
19h 21m 49.99s +48° 39' 40.9" P.A. 79.00 sep 0.6 mag 11.60,12.90
 
 
Coord 2000 19218+4840 Discov num KOI4287 Comp AB Coord arcsec 2000 19 21 49.99 +48 39 40.9
Date first 2013 Date last 2017 Obs 12
Pa first 78 Pa last 78.6 P.A. Now (θ) 78.6°
Sep first 0.6 Sep last 0.579 Sep. Now (ρ) 0.579"
Mag pri 11.60 Mag sec 12.90 delta mag (ΔM) 1.3 Spectral class
Pri motion ra -015 Sec motion ra
Pri motion dec -026 Sec motion dec
Notes V (Proper motion indicates physical)
This double is physical.
 
 
19218+4840 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 21 50 +48 39 41 KOI 4287 AB 2017 12 79 0.6 11.60 12.90 1.30 <===
Show 19 21 50 +48 39 41 KOI 4287 AC 2014 1 271 4.0 10.00 16.70 6.70
Show 19 21 50 +48 39 41 KOI 4287 AD 2015 2 24 4.4 10.00 16.60 6.60
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3547-00496-1 Gaia DR2 2129524121993184768