19537+4504 KOI 2421 AB

19h 53m 40.64s +45° 04' 17.2" P.A. 292.00 sep 1.1 mag 14.36,15.10

Coord 2000 19537+4504 Discov num KOI2421 Comp AB Coord arcsec 2000 19 53 40.64 +45 04 17.2
Date first 2012 Date last 2016 Obs 3
Pa first 290 Pa last 292.1 P.A. Now (θ) 292.1°
Sep first 1.1 Sep last 1.147 Sep. Now (ρ) 1.147"
Mag pri 14.36 Mag sec 15.10 delta mag (ΔM) 0.74 Spectral class
Pri motion ra -015 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes N R (See Notes, Red magnitudes)




Nature of this double is uncertain.



19537+4504 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 53 41 +45 04 17 KOI 2421 AB 2016 3 292 1.1 14.36 15.10 0.74 <===
Show 19 53 41 +45 04 17 KOI 2421 AC 2015 3 133 4.1 14.36 17.80 3.44
Show 19 53 41 +45 04 17 KOI 2421 AD 2015 2 47 8.0 14.36 20.70 6.34


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 2079397562985002368