Institute of Applied Astronomy

The Institute of Applied Astronomy of the Russian Academy of Sciences (name in Russian: Институт прикладной астрономии — official name in Russian: Федеральное государственное бюджетное учреждение науки Институт прикладной астрономии Российской академии наук (Federal State Budgetary Institution of Science Institute of Applied Astronomy of the Russian Academy of Sciences) — abbreviated name in Russian: ИПА РАН — abbreviated name in English: IAA RAS) is one of the world's largest astronomical institutes, known for research in ephemeris astronomy, classical and relativistic celestial mechanics, radio astronomy and radio interferometry, space geodesy, fundamental coordinate-time support, and development of new methods in astrometry and geodynamics.