Coord 2000 | 19349+3232 | Discov num | SEI 640 | Comp | AB | Coord arcsec 2000 | 19 34 55.90 +32 31 55.9 | ||||
Date first | 1893 | Date last | 2015 | Obs | 14 | ||||||
Pa first | 149 | Pa last | 150.2 | P.A. Now (θ) | 150.2° | ||||||
Sep first | 21.8 | Sep last | 21.63 | Sep. Now (ρ) | 21.63" | ||||||
Mag pri | 9.88 | Mag sec | 12.62 | delta mag (ΔM) | 2.74 | Spectral class | A2 (white) | ||||
Pri motion ra | -003 | Sec motion ra | -003 | ||||||||
Pri motion dec | -002 | Sec motion dec | -002 | ||||||||
Notes | U (Proper motion indicates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 19 34 56 +32 31 56 | SEI 640 AB | 2015 | 14 | 150 | 21.6 | 9.88 | 12.62 | 2.74 | <=== | |||
Show | 19 34 56 +32 31 56 | BKO 67 AC | 2015 | 8 | 358 | 15.9 | 9.88 | 13.70 | 3.82 |
Constellation | Cygnus | Tycho2 | 2659-01327-1 | Gaia DR2 | 2045327816508882560 |