Universiteit Leiden

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You can find information on your timetable by clicking on your faculty or study programme tab.

If you can't find your timetable please contact your Education Administration Office.


MyTimetable is the tool to consult timetables of all programmes of the Faculty of Science. MyTimetable offers you your timetable in a simple, personalised and clear manner and provides a complete overview of all your educational activities. 

Create a personal timetable

You will find the timetables for all our courses and degree programme in MyTimetable. This enables you to create a personal timetable. Any teaching activities that you have registered for in uSis will automatically be displayed in your timetable. Any timetables that you add will be saved and automatically displayed the next time you sign in.  

Integrate with your own calendar

MyTimetable allows you to integrate your timetable with your calendar apps such as Outlook, Google Calendar, Apple Calendar and other calendar apps on your smartphone. Any timetable changes will be automatically synced with your calendar. If you wish, you can also receive an email notification of the change.

Building names in MyTimetable

In MytimeTable, abbreviations are used for the buildings of our faculty. These are:

GORLB Gorlaeus Building
GORL Gorlaeus Lecture Hall
USC University Sports Centre
STEEN Van Steenis

For an overview of all buildings at the faculty, please visit the website.

Class hours

For the Faculty of Science, the following class hours apply:

Uur Classhours Sessions
1 09.15 - 10.00 uur 1
2 10.00 - 11.00 uur
3 11.15 - 12.00 uur 2
4 12.15 - 13.00 uur
5 13.15 - 14.00 uur Lunchbreak
6 14.15 - 15.00 uur 3
7 15.15 - 16.00 uur
8 16.15 - 17.00 uur 4
9 17.15 - 18.00 uur
10 18.15 - 19.00 uur 5
11 19.15 - 20.00 uur


Sign in to MyTimetable

Use your ULCN account to sign in

Go to MyTimetable


Watch the instructionvideo or go the the 'help-page' in MyTimetable. You can find program-specific information on the education tab of the student website and/or on Brightspace.

Course schedule 2021-2022

Below are the schedules for the academic year 2021-2022. 
The only fixed dates in the schedules are the public holidays, in accordance with the Leiden University Annual Calendar. Everything else in the schedules can be subject to change, and on all the days that are not public holidays, your presence can be required for courses and exams.

For the most up-to-date exam times, please check in usis, or in MyTimeTable (rooster.universiteitleiden.nl). 

schedule Statistics and Data Science (latest update January 19th, 2022)

Class hours

Class hours
blok 1 blok 2 lunch blok 3 blok 4
1 09:15 - 10:00 3 11:15 - 12:00 5 13:15 - 14:00 6 14:15 - 15:00 8 16:15 - 17:00
2 10:15 - 11:00 4 12:15 - 13:00 7 15:15 - 16:00 9 17:15 - 18:00

Lectures start strictly as indicated in the schedules. So please be on time!

Exam times
morning (mn) 10:15 - 13:15
afternoon (aft) 14:15 - 17:15

Course locations

This map shows the buildings where the lectures take place.

Most lectures are given in the Snellius building, the lecture rooms of the Huygens laboratory (entrance 1 or 2 on the map), the de Sitterzaal on the ground floor of the Oort building (also entrance 1 or 2 on the map), the auditoria in the Gorlaeus lecture hall building (entrance 4, cannot be reached anymore from entrance 1 or 2), and the lecture halls of LUMC building 1 or LUMC building 3 (both not on the map).
Sporadically, lectures are given in the van Steenis building.

B1,B2,B3 Snellius (ground floor, after entering the building turn left)
312 Snellius (ground floor, after entering the building turn right and then left; room 312 is at the end of the corridor near to the foo bar)
174 Snellius (1e etage/2nd floor, after entering the building turn right, take the stairs and then the corridor straight ahead to the canteen; room 174 is on the right)
Snellius (1e etage/2nd floor, after entering the building turn right, take the stairs, and then the corridor on the right)
302/304, 303, 305, 306/308, 307, 309 Snellius computer rooms (ground floor, after entering the building turn right and then left)
DS Oort building, De Sitterzaal (ground floor, the lecture hall with the parallellogram shaped entrance, take entrance 1 or 2 on the map)
H106,H204,H207, H211/4, H226 Huygens laboratory, lecture rooms 106, 204, 207, 211/214, 226 (take entrance 1 or 2 and then one of the elevators with the dark doors, 106 is on the '1e etage', the others are on the '2e etage')
C1,C2,C3,C4/5 Large auditoria in the Gorlaeus lecture hall building (entrance 4, upstairs)
C6,C7 Lecture rooms in the Gorlaeus lecture hall building (entrance 4, behind the stairs)
HZ LMUY building, Havingazaal (take entrance 1 or 2, then take the stairs and the passageway towards the LMUY building, after the doors ignore the staircase on the left, at the end of the passageway take the doors on the left and immediately turn right, at the end of this corridor again turn right)
E004,F104 Lecture rooms in the van Steenis building, E004 on the ground floor and F104 on the '1e etage'.
USC University Sports Center (used only for exams)
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