Registration of new proposals for the first half of 2022 is open from August 1 to September 10   23:59:59 (UTC+3), 2021.

Please carefully read the regulations for submission of proposals.

Note: When filling in a proposal for small-sized telescopes, please note that the principal systems for accepting requests are the online forms for the BTA (for small-sized optical telescopes) and the RATAN (for RT-22, RT-22 LPI and BSA LPI).

Big Telescopes

Small Optical Telescopes

Small Radiotelescopes