Important dates | Hercules School

Hercules Annual Session 2027 will take place from September 20^th to October 22^nd 2027.

Please note that the below dates are preliminary and are subject to change. Watch this space!

When	What
From December to End of January 2027	Online application to Hercules 2027
Mid-March	Decision of the selection committee acceptance letter will be sent by email
Before 1^st July 2027	Commitment to participate in Hercules 2026 and additional information Payment of the registration fees
Before 20^th July 2027 (Full-time participants only)	Creation of your ILL user account (Full-time participants only: click here) Additional mandatory documents to upload Wish list for the practicals/tutorials to fill in
Before 31^st August 2027 (Full-time participants only)	Creation of your ESRF user account Safety trainings for the ESRF and the ILL Employer authorization to access controlled radiation areas, for ILL
From September 20^th to October 22^nd 2027	HERCULES 2027 annual session • Full-time participants: Arrival in Grenoble on Sunday September 21^st, welcome between 6:00 pm and 9:00 pm at the hotel. Departure from Grenoble on Sunday October 23^rd. • Part-time participants: The online programme will start on Tuesday September 23^rd in the morning and end on Thursday October 21^st evening.