Tags: Asteroid.
103422 Laurisirén is an asteroid. It was discovered by the Nyrölä Observatory on January 9 2000. Its provisional designation was 2000 AG153. It was named after Lauri Sirén Finnish amateur astronomer and founder of the amateur astronomical association Jyväskylän Sirius. It has an absolute magnitude of 15.8 and an orbital period of 1321.73 days.