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) |
Constellation | Cygnus | Gaia DR2 | 2079728790863754752 |