19506+4021 KOI 2158 AC

19h 50m 36.33s +40° 21' 09.2" P.A. 337.00 sep 6.7 mag 13.05,17.90

Coord 2000 19506+4021 Discov num KOI2158 Comp AC Coord arcsec 2000 19 50 36.33 +40 21 09.2
Date first 1998 Date last 2015 Obs 3
Pa first 335 Pa last 336.8 P.A. Now (θ) 336.8°
Sep first 6.3 Sep last 6.727 Sep. Now (ρ) 6.727"
Mag pri 13.05 Mag sec 17.90 delta mag (ΔM) 4.85 Spectral class
Pri motion ra -012 Sec motion ra
Pri motion dec -033 Sec motion dec
Notes N R (See Notes, Red magnitudes)




Nature of this double is uncertain.



19506+4021 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 50 36 +40 21 09 KOI 2158 AB 2012 3 14 2.3 13.05 18.20 5.15
Show 19 50 36 +40 21 09 KOI 2158 AC 2015 3 337 6.7 13.05 17.90 4.85 <===
Show 19 50 36 +40 21 09 KOI 2158 AD 2012 1 194 1.6 11.30 17.70 6.40
Show 19 50 36 +40 21 09 KOI 2158 AE 2012 1 41 2.7 11.30 19.20 7.90


Quintuple system
5 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 2073686523494136192