Russian astronomer Lyudmila Chernykh at the Crimean Astrophysical Observatory in Nauchnyj discovered an asteroid in February 1968 that was given the provisional designation 1968 CB. When her discovery was confirmed, she named it Gagarin. It's a stony asteroid from the asteroid belt's inner regions and about 9 km in diameter, now officially designated 1772 Gagarin.
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Naming Asteroids.