# CBERS-4A Multispectral CCD Camera
*sensor . products*

Multispectral CCD camera flown on CBERS-4A.

## Specifications
- **product status**: operational
- **deployment context**: orbital
- **manufacturer**: inpe
- **sensor**: {"instrument_family":"passive-optical","measurement_principle":"passive","spec_disclosure":"estimated","spectral_range_nm":{"min":450,"max":890},"spectral_band_count":4,"gsd_m":{"native":16}}
- **entity type**: sensor
- **last verified date**: 2026-06-16
- **verified by**: agency-doc
- **claim status**: agency-sourced
- **provider**: inpe
- **attributes**: {"kind":"sensor","product_status":"operational","deployment_context":"orbital","manufacturer":"inpe","description":"Multispectral CCD camera flown on CBERS-4A.","sensor":"{\"instrument_family\":\"passive-optical\",\"measurement_principle\":\"passive\",\"spec_disclosure\":\"estimated\",\"spectral_range_nm\":{\"min\":450,\"max\":890},\"spectral_band_count\":4,\"gsd_m\":{\"native\":16}}"}
- **relevance**: in-scope

## Editorial
CBERS-4A Multispectral CCD Camera is the MUX passive optical camera flown on CBERS-4A, separate from the CBERS-4 MUXCAM payload.[^inpe-cbers-04a-cameras] It images blue, green, red, and near-infrared bands spanning 450 to 890 nm at 16.5 m spatial resolution over a 95 km swath.[^inpe-cbers-04a-cameras] The camera has no side-looking mirror, 31-day revisit, 8-bit quantization, and a 65 Mbit/s gross data rate.[^inpe-cbers-04a-cameras]

CBERS-4A carries this multispectral camera with a wide-field imager for medium-resolution land imaging.[^usgs-cbers4a-characterization] MUX on CBERS-4A is operational and associated with land albedo/reflectance, vegetation, and multi-purpose land imagery measurements.[^ceos-cbers-4a] Use of MUX on CBERS-4A is demonstrated for vegetation index mapping and optical time-series change detection.[^inpe-cbers-04a-cameras][^ceos-cbers-4a]

## Compositional position
- cbers-4a (missions) --[mission_payloads]--> CBERS-4A Multispectral CCD Camera

## Sources
- [inpe-cbers-04a-cameras] | INPE CBERS-04A imaging cameras | https://www.gov.br/inpe/pt-br/programas/cbers/sobre-o-cbers-1/cbers-04a/cameras-imageadoras | tier=agency-doc | accessed=2026-06-16
- [usgs-cbers4a-characterization] | USGS system characterization report on CBERS-4A | https://www.usgs.gov/publications/system-characterization-report-china-brazil-earth-resources-satellite-4a-cbers-4a | tier=agency-doc | accessed=2026-06-16
- [ceos-cbers-4a] | CEOS MIM mission summary: CBERS-4A | https://database.eohandbook.com/database/missionsummary.aspx?missionID=775 | tier=community | accessed=2026-06-16

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