The Cat's Eye Nebula (Planetary Nebula)
From Seattle , Cat's Eye Nebula is visible all night because it is circumpolar. It will be highest in the sky at dusk, becoming accessible around 20:25 (PDT), 68° above your northern horizon. It will be lost to dawn twilight around 05:41, 25° above your northern horizon.
Name Cat's Eye Nebula
Object Type Planetary Nebula
|Magnitude:||8.80 (V) |
9.79 (B) 
|Right ascension:||17h58m |
All times shown in Seattle local time.