The competitions will commence at 11.00 a.m. at the examination centers in the universities of Colombo, Kelaniya, Ruhuna (Matara), Rajarata (Mihinthale), Jaffna and the Open University Centres in Kandy (Polgolla) and Batticaloa. Application forms have been sent to schools and can also be downloaded from the Institute of Physics, Sri Lanka website www.ipsl.lk, said Prof. Chandana Jayaratne, National Coordinator of the Astronomy and Astrophysics Olympiads.