- Family: Proton / UR-500
- Length: 57 m
- Diameter: 4.15 m
- Launch Mass: 710 T
- Low Earth Orbit Capacity: 19760 kg
The Proton-K/Briz-M was manufactured by Khrunichev State Research and Production Space Center with the first launch on 1999-07-05. Proton-K/Briz-M has 3 successful launches and 1 failed launches with a total of 4 launches. The Proton-K was a Russian, previously Soviet, carrier rocket derived from the earlier Proton. It was built by Khrunichev, and launched from sites 81 and 200 at the Baikonur Cosmodrome in Kazakhstan.