For details about the examiniation in your course, please read the infomation on the course page on Athena. Or contact the course coodrinator. You regsiter to all written exams in Ladok.
Every year in August we arragne for re-examn in all our courses. The re-exam is usally during one of the weeks in late August . You need to register in Ladok for the re-examns in August in June, check the exam schedule for the exakt date. If no one register for an re-exam we will cancel that re-exam. If the re-exam you want to take in august is missing in the schedule please contact studieinfo@astro.su.se before last registration day.
If you can not find the re-examn for your course in the schedule above, it is likely that the course have a different examination fromat. Questions can be sent to studieinfo@astro.su.se.