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astronautix.com Proton 8K82K / DM2

Proton 8K82K / 11S86
Proton 8K82K / 11S86 - Proton 8K82K / 11S86 Block DM launch vehicle - cutaway drawing showing arrangement of N2O4 oxidiser tanks (green) and UDMH fuel tanks (orange) in Proton, and Liquid oxygen (blue) and kerosene (pink) tanks in the Block DM stage. Block DM guidance package is housed in the light brown compartment above the LOX tank.

Credit: © Mark Wade. 6,988 bytes. 60 x 430 pixels.



Family: UR. Country: Russia. Status: Hardware. Other Designations: Proton / Block DM2. Library of Congress Designation: D-1e. Department of Defence Designation: SL-12. Article Number: 8K82K. Manufacturer's Designation: UR-500K.

This four stage version has a guidance unit in the fourth stage, which reduces payload but does not require the spacecraft's guidance system to provide steering commands to booster. Fourth stage is a 'Block DM-5' / 17S40 modified for insertion of multiple LM 700 (Iridium) spacecraft into medium earth orbit.


Specifications

Launches: 3. Failures: 0. Success Rate: 100.00% pct. First Launch Date: 18 June 1997. Last Launch Date: 07 April 1998. LEO Payload: 5,000 kg. to: 777 km Orbit. at: 86.0 degrees. Liftoff Thrust: 902,100 kgf. Total Mass: 708,410 kg. Core Diameter: 4.2 m. Total Length: 59.0 m. Launch Price $: 70.00 million. in 1994 price dollars.


Proton 8K82K / DM2 Chronology


1997 Jun 18 - - 14:02 GMT. LV Configuration: Proton 8K82K s/n 390-02 / DM2 s/n 1L. Launch Site: Baikonur . Launch Complex: LC81L.
1997 Sep 14 - - 01:36 GMT. LV Configuration: Proton 8K82K s/n 391-01 / DM2 s/n 2L. Launch Site: Baikonur . Launch Complex: LC81L.
1998 Apr 7 - - 02:13 GMT. LV Configuration: Proton 8K82K s/n 391-02 / DM2. Launch Site: Baikonur . Launch Complex: LC81L.

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