19446+4455 KOI 3891 AD

19h 44m 37.44s +44° 55' 12.3" P.A. 188.00 sep 1.4 mag 11.70,19.60

Coord 2000 19446+4455 Discov num KOI3891 Comp AD Coord arcsec 2000 19 44 37.44 +44 55 12.3
Date first 2014 Date last 2014 Obs 1
Pa first 188 Pa last 187.8 P.A. Now (θ) 187.8°
Sep first 1.4 Sep last 1.421 Sep. Now (ρ) 1.421"
Mag pri 11.70 Mag sec 19.60 delta mag (ΔM) 7.9 Spectral class
Pri motion ra -031 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes K (K-band or other infrared magnitudes)


Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

Nature of this double is uncertain.



19446+4455 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 44 37 +44 55 12 KOI 3891 AB 2014 2 242 1.0 13.80 18.50 4.70
Show 19 44 37 +44 55 12 KOI 3891 AC 2014 2 137 2.0 13.80 18.70 4.90
Show 19 44 37 +44 55 12 KOI 3891 AD 2014 1 188 1.4 11.70 19.60 7.90 <===
Show 19 44 37 +44 55 12 KOI 3891 AE 2014 1 98 4.7 11.70 19.00 7.30
Show 19 44 37 +44 55 12 KOI 3891 AF 2014 1 78 6.1 11.70 19.10 7.40


Sextuple system
6 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 2079758031000730368