19470+4502 KOI 1821

19h 47m 00.71s +45° 02' 28.0" P.A. 90.00 sep 3.8 mag 13.20,17.30

Coord 2000 19470+4502 Discov num KOI1821 Comp Coord arcsec 2000 19 47 00.71 +45 02 28.0
Date first 2010 Date last 2015 Obs 3
Pa first 91 Pa last 90 P.A. Now (θ) 90°
Sep first 3.8 Sep last 3.82 Sep. Now (ρ) 3.82"
Mag pri 13.20 Mag sec 17.30 delta mag (ΔM) 4.1 Spectral class
Pri motion ra -003 Sec motion ra
Pri motion dec +001 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.



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 2079728790863754752