Published Dec. 20, 2018 11:26 AM

Exam results for AST4310 autumn 2018 are ready. You will find your examination results in Studentweb.

Explanations and appeals:

Before you submit an appeal, it is recommended that you ask for an explanation of the grades.

More about examinations at UiO can be found here.

Published Dec. 6, 2018 2:58 PM

The exam will cover the lecture notes up to Chapter ("solar corona in the visible" is the last section) plus SSA and SSB. You may bring a calculator to the exam. Slides of the lecture on SSB can be found here.

Published Oct. 25, 2018 11:26 AM

The results of the midterm exam are now published. You can contact Brenda or me if you want to know the exact numerical score that will be 30% of the final grade. 

Published Oct. 16, 2018 10:51 AM

Compulsory exercise 2: Stellar Spectra. B: LTE line formation. IDL procedures and data files can be found here (links in ssb.pdf are outdated). Deadline for handing in the report: Friday Nov. 23, 2018 (note that the original deadline has moved to a week later)The report should expand on Chapter 2 while Chapters 1 and 3 may be limited to figures with captions. More instructions can be found here. Python instructions can be found here.

Published Sep. 24, 2018 12:50 PM

The midterm exam will cover Chapters 1-5 in Rutten, problems Chapters 1-5, and the numerical exercise SSA (Monday 24 Sep we will discuss SSA during the lecture, pdf of the slides can be found here). During the exam, only the use of a calculator is permitted. Answers to the questions in the Rutten lecture notes can be found here.

Published Sep. 14, 2018 2:53 PM

Bring your laptop to class on Monday and Tuesday: no normal lecture but work on SSA. 

Published Sep. 4, 2018 12:34 PM

The lectures of week 37 (10 and 11 September) are cancelled

Published Aug. 27, 2018 11:46 AM

There will be no ordinary exercise classes week 36 (Wed. 5 Sep) and week 37 (Wed. 12 Sep). Make sure you attend the first exercise class Wed. 29 Aug to make sure that you are set to start working on SSA. Henrik can be contacted through email at

Published Aug. 17, 2018 11:59 AM

Lectures (Monday/Tuesday) will be in room 304 (peisestua) at the institute (Svein Rosselands hus). Exercise classes will start on Wednesdays in room 209 (auditorium). 

Published Aug. 16, 2018 3:07 PM

Compulsory numerical exercise 1: Stellar spectra. A: basic line formation. Deadline for handing in the report (in LateX): Friday Sep 21, 2018. Ignore Sections 1.1 and 1.2. The links in Section 1.3 and 1.4 do not work, the correct links are: brief IDL manual and Latex instructions. More instructions can be found here. Comments on doing SSA in python can be found ...

Published Aug. 16, 2018 3:02 PM

We will follow the lecture notes "Introduction to astrophysical radiative transfer" by Rob Rutten.