EntityQ1338462· pop 16· linked from 9 articlesSnelliusSign in to savelunar impact craterConnectionsWillebrord SnelliusEntityMoonConceptNASAConceptgeographic coordinate systemEntityInternational Standard Book NumberEntitydiameterEntitydigital object identifierEntityimpact craterEntitybibcodeEntityeponymEntityUnited States Geological SurveyEntitylunar mareEntityCambridge University PressEntityPatrick MooreEntityQ22908627Entitylunar craterEntityMare FecunditatisEntityLunar Orbiter 4EntityMare NectarisEntityselenographic coordinatesEntityCategoriesImpact craters on the MoonLQ21 quadrangle