MR-UR-100 missile


The MR-UR-100 intercontinental ballistic missile capable of carrying up to four warheads was developed at KB Yuzhnoe design bureau in Dnepropetrovsk at the beginning of the 1970s. Test launches of the missile started in Tyuratam in 1972. A total of 40 launches (seven of them unsuccessful), had been conducted until 1975, after which the missile was accepted into the armaments of the Soviet Strategic Missile Forces, RVSN.

The missile was deployed until 1983 and its modified version, known as 15A16 or MR-UR-100UTTKh was undergoing flight tests in Tyuratam between 1977 and 1979. It remained in armaments until 1994.



Known specifications of the MR-UR-100 missile:

Number of stages
Length of the vehicle

22.51 meters

2.25 meters
Weight (fueled)
71.2 tons
Oxidizer Nitrogen tetroxide
Weight of propellant -
First launch 1972
Launch sites Tyuratam

Flight range:

10,250 km (with MIRV) 10,320 (with single warhead)
Warhead type:
4 x 0.4 Mega tons
Stage 1  
Stage 1 length

14.3 meters

Stage 1 diameter 2.25 meters
1st stage propulsion


Stage 2  
Stage 2 length

3.2 meters

Stage 2 diameter 2.15 meters

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The article and photography by Anatoly Zak

Last update: March 3, 2020

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A test launch of the MR-UR-100 rocket. Credit: KB Yuzhnoe

The propulsion section of the MR-UR-100 missile. Copyright © 2001 Anatoly Zak

RD-863 (15D167) steering engine used on the first stage of the MR-UR-100 missile. Copyright © 2001 Anatoly Zak

The warhead of the MR-UR-100 rocket carried multiple individually targeted reentry vehicles, MIRVs. Credit: KB Yuzhnoe

Shown to the scale from left to right are MR-UR-100, RT-23 and R-36 missiles. Copyright © 2001 Anatoly Zak

Scale model of the MR-UR-100UTTKh missile. Copyright © 2001 Anatoly Zak