Ohio University is a public research university in Athens, Ohio. The first university chartered by an Act of Congress and the first to be chartered in Ohio, it was chartered in 1787 by the Congress of the Confederation and subsequently approved for the territory in 1802 and state in 1804, opening for students in 1809. Ohio University is the oldest university in Ohio, the tenth oldest public university in the United States and the 32nd oldest among public and private universities. As of fall 2020, the university's total enrollment at Athens was slightly more than 18,000, while the all-campus enrollment was just over 28,000. Ohio University offers more than 250 areas of undergraduate study as well as master's and doctoral degrees. Undergraduate admissions are selective with further admission requirements for its journalism and other select schools. The Heritage College of Osteopathic Medicine maintains separate select admissions criteria and is the most selective college at the university. The university is accredited by the Higher Learning Commission and classified among "R1: Doctoral Universities – Very high research activity". Since 2008, 16 students have won the Barry M. Goldwater Scholarship, 32 students have won the NSF-GRFP and 94 students have become Fulbright Program U.S. grantees and one Alumnus has shared the Nobel Prize.