OPHO Home Page

The Online Physics Olympiad (OPhO) is an annual team based physics competition for both high school students and undergraduates of all levels. Originally inspired by Physics Brawl Online, the competition started in 2020 during COVID-19, and thousands of participants from around the world has participated since. Teams of up to three will compete in the open round and invitational round. For all rules, click here.

The 2023 open contest will take place from July 22-24 and the 2023 invitational contest will take place from August 5-6.

Join our discord server! View the exams for this year in the archives.

2023 Invitational Exam Results!

View the results for the 2023 invitational exam here.

2023 Invitational Results

2023 Open Exam Results

View the results for the 2023 open contest here.

2023 Open Results


See previous year's problems, solutions, and results.

Meet the team!

Meet the team who made OPhO possible!

See Team


It is only with the help of our sponsors that we are able to run our event and provide prizes. In past years, 5000+ students from over 50 countries competed!

  • Jane Street
  • Citadel
  • Wolfram
  • AwesomeMath | Competitive Physics
  • Desmos
  • PhysOlymp
  • Art of Problem Solving
  • Taskade
  • Interview Buddy

Here's a sneak peak at some of our prizes:

  • Top three teams will receive cash prizes.
  • Premium memberships for the newly released PhysOlymp site.
  • Subscriptions to Wolfram's Alpha Notebook Edition
  • and more!