Early-bird RegistrationJan. 1, 2022 – Mar. 28, 2022, 23:59 KST
Regular RegistrationMar. 29, 2022 – May 31, 2022, 23:59 KST
Late/on-site RegistrationJun. 1, 2022 – Aug. 11, 2022
Registration changes: virtual -> in-person
in-person -> virtual
by Jun. 30, 2022, 23:59 KST

Important notes*:

  1. All speakers (invited, contributed, on-site or remote) must register for in-person registration.
  2. With a virtual registration, you are allowed to submit abstracts for e-talks or e-posters only.
  3. All participants must register first before they submit abstracts.
  4. In-person registrants can submit up to four abstracts for oral/e-poster/e-talk presentations. Virtual registrants can submit up to four abstracts for e-poster/e-talk presentations.
  5. Registration and abstract submission have to be done solely through the XXXI IAU General Assembly website,
  6. Any changes or cancellation of the registration should be made to the Secretariat via email at A processing fee will be added to your request.

*Communicated by LOC of the XXXI IAU General Assembly.

Also, the answers to Frequently Asked Questions are available.