I am surprised! A lot of Russian speakers are looking for English speakers for language exchange. Russia is very big. By time zone it's from UTC + 2 to UTC + 12. And anyone who wants to practice Russian can easily find himself an interlocutor.
For example, I am UTC + 7 (msk +4). The time you indicated for Moscow will be 9:15 p.m. - 10 p.m. or 12:30 p.m. - 1 p.m. Both interval are convenient for me.
The truth is to admit, my level of English is beginner