🌐EnglishEnglishDeutschPolskiSvenskaРусскийفارسی한국어中文EntityQ6933280· pop 17· linked from 67 articlestransit instrumentastronomical instrumentAvailable in 16 languagesDeutsch中文РусскийArmenianCzechDanishIrishLuxembourgishNorwegian NynorskPolskiConnectionsgeodetic astronomyEntityInternational Standard Book NumberEntityCategoriesAstrometryGeodesy