# CBERS-4A
*missions*

## Specifications
- **operator**: inpe
- **actual launch**: 2019-12-20
- **planned decommission**: 2025-12-31
- **current status**: extended
- **orbit type**: Sun-synchronous orbit, approximately 629 km altitude, 10:30 local solar time
- **swath km**: 684
- **revisit days**: 5
- **current geographic priority**: Brazil, China, and global land-resource imaging
- **tasking supported**: false
- **launch vehicle**: casc-long-march-4b
- **entity type**: mission
- **last verified date**: 2026-06-14
- **verified by**: agency-doc
- **claim status**: agency-sourced
- **provider**: inpe
- **attributes**: {"operator":"inpe","actual_launch":"2019-12-20","planned_decommission":"2025-12-31","current_status":"extended","orbit_type":"Sun-synchronous orbit, approximately 629 km altitude, 10:30 local solar time","swath_km":684,"revisit_days":5,"current_geographic_priority":"Brazil, China, and global land-resource imaging","tasking_supported":false,"launch_vehicle":"casc-long-march-4b"}

## Editorial
CBERS-4A (China Brazil Earth Resources Satellite - 4A, also known as ZY-01-4A) is a joint Brazil-China land-resource imaging satellite launched on 2019-12-20.[^ceos-cbers-4a] It flies a sun-synchronous orbit at approximately 629 km with a 10:30 local solar time and a 5-day revisit.[^ceos-cbers-4a] The satellite carries three imaging instruments: the Wide Panchromatic and Multispectral (WPM) camera, the Medium Resolution Multispectral (MUX) camera, and the Wide Field Imager (WFI) with a 684 km swath, plus a Data Collection System (DCS).[^bdc-cbers-4a-input-data] CEOS records CBERS-4A as operational extended; INPE operates the mission and CRESDA is the Chinese co-lead agency.[^ceos-cbers-4a] Applications include land-cover mapping, vegetation monitoring, and time-series change detection; the Brazil Data Cube ingests CBERS-4A imagery as input data for national-scale time-series analysis.[^bdc-cbers-4a-input-data]

## Compositional position
- CBERS-4A --[mission_payloads]--> wpm-cbers-4a (products)
- CBERS-4A --[mission_payloads]--> mux-cbers-4a (products)
- CBERS-4A --[mission_payloads]--> wfi-cbers-4a (products)
- CBERS-4A --[mission_payloads]--> dcs-cbers-4a (products)

## Sources
- [ceos-cbers-4a] | CEOS MIM mission summary: CBERS-4A | https://database.eohandbook.com/database/missionsummary.aspx?missionID=775 | tier=community | accessed=2026-06-14
- [bdc-cbers-4a-input-data] | Brazil Data Cube input data: CBERS-4A | https://brazil-data-cube.github.io/specifications/input-data.html#cbers-4a | tier=agency-doc | accessed=2026-06-14

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Source: https://eo-atlas.org/missions/cbers-4a
Maintainer: SpectraWorks B.V. (CC-BY 4.0)