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M-3H

Military Space Launch Vehicles · Japan · 1977
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M-3H

* Absolute score — assessed within category · no era adjustment
Payload Capacity
30
Reliability
75
Cost-Efficiency
50
Responsiveness / Cadence
40
Reusability
0
Orbit Versatility
45
Precision
55
Technology
60
Strategic Value
50
Human-Rating
0
Origin Japan
CategoryMilitary Space Launch Vehicles
EraCold War
In service1977–1978
Operators2 countries
Quantity3
Data Quality84%
42
Military Space Launch Vehicles MASS Rating
34/96
Cold War
132/296
All-Time
Military Space Launch Vehicles · 10 axes scored
Payload Capacity
30
Reliability
75
Cost-Efficiency
50
Responsiveness / Cadence
40
Reusability
0
Orbit Versatility
45
Precision
55
Technology
60
Strategic Value
50
Human-Rating
0
ⓘ Regardless of era, the same scoring system applies to all units in the military space launch vehicles category.
01 / Overview
M-3H
Country
Production
1977–1978
Quantity
3
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MILITARY SPACE LAUNCH VEHICLES · COLD WAR
34
PERFORMANCE/PRICE
60
UNIT COST (2025 USD)
—
42
military space launch vehicles category
ⓘ Performance/Price and MASS score are computed across all units in the military space launch vehicles category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • Vehicle Typesolid-fuel carrier rocket
  • First Flight1977
  • ManufacturerInstitute of Space and Astronautical Science
  • Stages4
  • StatusRetired
  • In ServiceNo
◈Performance6MOD.6
  • Payload to LEO180 kg
  • Liftoff Thrust3,780.345
  • Liftoff Mass137.5 t
  • Height30.7 m
  • Diameter2.5 m
  • Success Rate1
▣Propulsion5MOD.5
03 / History
SERVICE LIFESPANRetired
  1. 1977Production started
  2. 1978Production ended
  3. 1980Entered service
49
years in service
1
years in production
3
units produced
0
countries operating
ⓘ The producing country no longer actively operates it. 2 countries retired it.
04 / Operators
Operator Countries2country
📚 Sources
📖 ENCYCLOPEDIA Browse the Military Space Launch Vehicles entry →