assessment 
exam (80%): 
This will be sometime in weeks 1315, exact date, time and place to be
announced, and will be of 2 hours duration. You must answer
any 3 questions from a choice of 5 and hence you should aim to spend
spend approximately 40 minutes on each question.
Past exam papers can be found on the web
at:
http://www.vikdhillon.staff.shef.ac.uk/teaching.html 
lab (20%):  This will take
place on Fridays at 2pm in weeks 811 in the astro lab
(E36). There will be 4 sessions, each of 3 hours duration, and you
will be required to submit a lab report on your work to the
departmental office (Hicks G12) at the end of week 12 (deadline:
Friday, Dec 20th 2013).
