NGC 4151

Alt. Designations: NGC 4151
Object Type: barred spiral galaxy
Constellation: Canes Venatici
Distance: 43 mly
Right Ascension: 12h 10m 32.3s
Declination: +39° 24´ 24"
Visual Magnitude: 10.3
Apparent Dimension: 6.3´ X 4.5´
Best Month To View: Apr

NGC 4151 (or Eye of Sauron) is an intermediate spiral Seyfert galaxy located 43 million light years from Earth in the constellation Canes Venatici. It is one of the nearest galaxies to Earth to contain an actively-growing supermassive black hole.