First planned in the late 1940s as "project 340" by chief designer Rostislav Alexeyev, the vessels were manufactured from 1957 until the early 1970s.
On its maiden voyage, on 25 August 1957, it carried 30 passengers from Nizhny Novgorod to Kazan (420 km) in seven hours.
Raketa boats were soon in wide commercial service on the Volga River and elsewhere in the Soviet Union.
Later the M/S Tehi was renamed as M/S Suvi-Tuuli (without hydrofoils):Lake Päijänne cities of Lahti and Jyväskylä 1962–1983, Pyhäjärvi 2008, river Kokemäenjoki 2009- [2] M/S Rosetta is Raketa 314, which was bought from Tartu of Estonia in 1993.
It was bought from Estonia and has been operated in Lake Päijänne for Royal Cruises since 2005 after the second renaming as M/S Rosetta.
[4] Sister ship Sirály II (originally "Raketa 291") served from 1962 to 1983 on the Danube river, after that it was transferred to Lake Balaton and scrapped after 1988.
[5] Sirály III was originally built Czechoslovakia in 1967, but instead it was bought by DDSG, where it served under the name "Delphin" until the early 1970s, when it was acquired by MAHART.
[6] The Lithuanian remaining Raketa has been operated by the UAB "Nemuno linija" line from the Kaunas passenger dock to Nida until 2010.