Coord 2000 | 18456+6404 | Discov num | ES 1840 | Comp | Coord arcsec 2000 | 18 45 35.59 +64 04 02.7 | |||||
Date first | 1898 | Date last | 2021 | Obs | 15 | ||||||
Pa first | 222 | Pa last | 215.6 | P.A. Now (θ) | 215.6° | ||||||
Sep first | 8.2 | Sep last | 9.09 | Sep. Now (ρ) | 9.09" | ||||||
Mag pri | 9.69 | Mag sec | 11.26 | delta mag (ΔM) | 1.57 | Spectral class | A2 (white) | ||||
Pri motion ra | +004 | Sec motion ra | +002 | ||||||||
Pri motion dec | -002 | Sec motion dec | -002 | ||||||||
Notes | V (Proper motion indicates physical) |
Constellation | Draco | Tycho2 | 4223-01127-1 | Gaia DR2 | 2253427404428526592 |