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About NGC 3898
NGC 3898 is a spiral galaxy in the constellation Ursa Major that was discovered by William Herschel on April 14, 1789. It is positioned 1.5° northwest of NGC 3998 and is barely visible in a small telescope. The galaxy has an apparent visual magnitude of 10.7 and an angular size of 3.3′ × 1.5′. It is located at a distance of 72 ± 6 million light-years (22.08 ± 1.79 Mpc) from the Milky Way, and is receding with a heliocentric radial velocity of 1,142.7±13.9 km/s.
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