Named in honor of Nikolaj Aleksandrovich Kozyrev (1908–1983), a staff member of the Pulkovo Observatory, distinguished expert on the physics of stars, the Moon and the planets, skillful experimenter and observer. He developed a theory on extended atmospheres and found properties of the radiation emitted from them, and he discovered volcanic activity on the Moon and the presence of hydrogen in the atmosphere of Mercury. (M 10546) _ _.