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Ariane 5 ECA

Ariane 5 ECA was the principal high-performance commercial configuration and the most-flown Ariane 5 variant. It combined an uprated Vulcain 2 core and enhanced solid boosters with the cryogenic HM7B-powered ESC-A upper stage, flying 84 missions from 2002 through Ariane 5's retirement in 2023.

Ariane 5 ECA
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Identity

Aliases
Ariane-5 ECAA5 ECAAriane 5 Evolution Cryogenic A
Family Name
Ariane 5
Full Name
Ariane 5 ECA
Status
retired
Type
rocket
Variant Name
ECA

Details

Description
Ariane 5 ECA was the principal high-performance commercial configuration and the most-flown Ariane 5 variant. It combined an uprated Vulcain 2 core and enhanced solid boosters with the cryogenic HM7B-powered ESC-A upper stage, flying 84 missions from 2002 through Ariane 5's retirement in 2023.
Dimensions
Diameter M
5.4
Height M
53
First Flight Year
2,002
Last Flight Year
2,023
Operator
Parent Vehicle Family
Propulsion Configurations
  • Entries
    • Nested value
    • Nested value
  • Entries
    • Nested value
    • Nested value
    • Nested value
    Name
    Ariane 5 ECA exact configuration
    Notes
    Ariane 5 ECA configuration with one Vulcain 2 cryogenic core engine, two EAP solid rocket boosters, and one HM7B cryogenic upper-stage engine.
Rocket Specs
Liftoff Mass Kg
780,000
Payload Capacity Kg
Gto
10,000
Reusability
expendable
Stages Count
2
Strap On Boosters Count
2

Links

Assets & Meta

Creation Time
July 14, 2026 at 07:02:50 UTC
Updated Time
August 13, 2026 at 21:50:12 UTC

Other

Search Name
Ariane 5 ECA Ariane-5 ECA A5 ECA Ariane 5 Evolution Cryogenic A
Ariane 5 ECA - AeroVia