# Casc Long March 11
*launch services*

## Specifications
- **merge suggestions**: [{"slug":"casc-long-march-2d","name":"Casc Long March 2d","score":0.8888888888888888,"matchedOn":"slug","matchedValue":"casc-long-march-2d"},{"slug":"casc-long-march-4c","name":"Casc Long March 4c","score":0.8888888888888888,"matchedOn":"slug","matchedValue":"casc-long-march-4c"},{"slug":"casc-long-march-3a","name":"Casc Long March 3a","score":0.8888888888888888,"matchedOn":"slug","matchedValue":"casc-long-march-3a"},{"slug":"casc-long-march-3b","name":"Casc Long March 3b","score":0.8888888888888888,"matchedOn":"slug","matchedValue":"casc-long-march-3b"},{"slug":"casc-long-march-2c","name":"Casc Long March 2c","score":0.8888888888888888,"matchedOn":"slug","matchedValue":"casc-long-march-2c"},{"slug":"casc-long-march-4b","name":"Casc Long March 4b","score":0.8888888888888888,"matchedOn":"slug","matchedValue":"casc-long-march-4b"}]
- **entity type**: launch_service
- **last verified date**: 2026-06-16
- **verified by**: operator
- **claim status**: agency-sourced
- **attributes**: {"merge_suggestions":"[{\"slug\":\"casc-long-march-2d\",\"name\":\"Casc Long March 2d\",\"score\":0.8888888888888888,\"matchedOn\":\"slug\",\"matchedValue\":\"casc-long-march-2d\"},{\"slug\":\"casc-long-march-4c\",\"name\":\"Casc Long March 4c\",\"score\":0.8888888888888888,\"matchedOn\":\"slug\",\"matchedValue\":\"casc-long-march-4c\"},{\"slug\":\"casc-long-march-3a\",\"name\":\"Casc Long March 3a\",\"score\":0.8888888888888888,\"matchedOn\":\"slug\",\"matchedValue\":\"casc-long-march-3a\"},{\"slug\":\"casc-long-march-3b\",\"name\":\"Casc Long March 3b\",\"score\":0.8888888888888888,\"matchedOn\":\"slug\",\"matchedValue\":\"casc-long-march-3b\"},{\"slug\":\"casc-long-march-2c\",\"name\":\"Casc Long March 2c\",\"score\":0.8888888888888888,\"matchedOn\":\"slug\",\"matchedValue\":\"casc-long-march-2c\"},{\"slug\":\"casc-long-march-4b\",\"name\":\"Casc Long March 4b\",\"score\":0.8888888888888888,\"matchedOn\":\"slug\",\"matchedValue\":\"casc-long-march-4b\"}]"}

## Editorial
Long March 11 (CZ-11 / LM-11) is an active four-stage solid-propellant small orbital launch vehicle in the Long March family, with both land and sea-launch operations.[^spacechina-lm11-sea-plan][^spacechina-lm11-2025] China Academy of Launch Vehicle Technology (CALT) is identified by its official site as the Long March 11 developer, so CALT is the supported developer/provider attribution for this service.[^calt-lm11-2025] It remained active as of 2026-06-16, with a successful sea launch from waters near Haiyang on 2025-11-09.[^spacechina-lm11-2025][^calt-lm11-2025] The vehicle can carry up to 350 kg to 700 km Sun-synchronous orbit or 700 kg to 200 km low Earth orbit.[^spacechina-lm11-sea-plan] The configuration is 20.8 m long and about 57.6 t at liftoff.[^spacechina-lm11-sea-plan]

## Sources
- [spacechina-lm11-sea-plan] | China Plans to Launch Carrier Rocket at Sea, CASC | https://english.spacechina.com/n17212/c2623521/content.html | tier=operator-press | accessed=2026-06-16 | published=2019-05-09
- [spacechina-lm11-2025] | China successfully launches new test satellites, CASC | https://english.spacechina.com/n17212/c4480183/content.html | tier=operator-press | accessed=2026-06-16 | published=2025-11-12
- [calt-lm11-2025] | Long March 11 carrier rocket successfully launched, CALT | https://calt.spacechina.com/n689/c2487735/content.html | tier=operator-press | accessed=2026-06-16 | published=2025-11-10

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Source: https://eo-atlas.org/launch_services/casc-long-march-11
Maintainer: SpectraWorks B.V. (CC-BY 4.0)