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Important dates

The next Hercules Annual Session, HERCULES 2023, will take place from 27th February to 31st March 2023.




From 1st September to 15th October 2022

Online application to Hercules 2023.

Second half of November

Decision of the selection committee (saying whether you are accepted, on the waiting list, or refused) will be sent by email.

Before 30th November / 10th December 2022

Commitment to participate in Hercules 2023 (full-time on site / part-time online participants), and upload of mandatory documents.

Between early December and end February

The on site full-time participants will have various formalities to accomplish, with different deadlines (check your email):
- Additional mandatory documents to upload;
- Wish list for the practicals/labs/tutorials to fill in;
- User accounts to create and safety training to perform at the various large scale facilities (ILL, ESRF, and partner site(s)).

Before 20th December 2022 / 1st February 2023 Payment of the registration fees for the full-time / part-time participants, upon reception of the invoice.

From 27th February to 31st March 2023

HERCULES 2023 annual session
Full-time participants:

Arrival in Grenoble on Sunday 26th February, welcome between 5:30 pm and 9:00 pm at the hotel.
First day of the school: meeting point at the entrance of the ILL/ESRF site from 8:30 on 27th February.

Departure from Grenoble on Saturday 1st April.

Part-time participants:
The online programme will start on Monday 27th February at 10:30 (Central European Time).