Schedules, year calendar and time slots

Courses and scheduling

Essentially all courses are full-semester courses, starting either early September or early February, consisting of one weekly lecture and one weekly tutorial with problem-solving activities under the supervision of teaching assistants. See the course descriptions on Osiris for full details and exceptions.

Course schedules can be obtained from the Cursusplanner
For scheduling your courses, you can use My Timetable

Avoid overlap in timeslots of courses

When you register for courses, please take notice of the different timeslots in order to avoid overlap in the timeslots. By checking the timeslots, you can create a feasible schedule. The week is divided into the following timeslots:


09.00 - 10.45A1B1A4C6D4
11:00 - 12:45A2B2A5C7D5
13:15 - 15:00C1C4D1B3D6
15:15 - 17:00C2C5D2B4D7
17:15 - 19:00C3A3D3B5(D8)
19:15 - 22:00E1E2E3E4 

Year calendar 2022-2023, Faculty of Science

Download a printable version of the year calendar 2022/2023 (pdf), faculty of Science, including blocks, registration dates, examination dates and non-teaching days.

Teaching periods 2022-2023

Start 1st period (start semester 1)

Monday 5 September (week 36)

Start 2nd period

Monday 14 november (week 46)

Winter break

Monday 26 December - Friday 6 January (week 52 and week 1)

Start 3rd period (start semester 2)

Monday 6 February (week 6)

Start 4th period

Monday 24 April (week 17)

Ending: Friday 30 June (Friday of week 26)