This YT presenter is a bit longwinded but seems to know his stuff:
Poljot
https://www.youtube.com/watch?v=Vv5aLNNXUgI
Komandirskie and Sturmanskie
https://www.youtube.com/watch?v=afW-08_H-1Q
"jewels"
https://www.youtube.com/watch?v=BGgVzHUjG4k
and if this does not convince you how to pronounce Raketa then I don't know what will:
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