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  SoilSuite – Sentinel-2 – Africa, 4 year composite (2018-2021)

The SoilSuite contains a collection of different image data products that provide information about the spectral and statistical properties of soils and other bare surfaces of three East-African countries (Rwanda, Kenya and Ethiopia). It is created using DLR's Soil Composite Mapping Processor (ScMAP), which utilises the Sentinel-2 data archive. SCMaP is a specialised processing chain for detecting and analysing bare soils/surfaces on a large (continental) scale. Bare surface and soil pixels are selected using a combined NDVI and NBR index (PVIR2) that optimises the exclusion of photosynthetically active and non-active vegetation. The index is calculated and applied for each individual pixel. All SoilSuite products are calculated based on the available Sentinel-2 scenes recorded between January 2018 and December 2021 in the target region. The data package excludes all scenes with a cloud cover of larger than 80 percent and a sun elevation of less than 20 degrees. The spectral composite products are calculated from the mean value after extensive removal of clouds, haze and snow effects at both scene and pixel level. The spectral data products are available at a pixel size of 20 m and contain 10 Sentinel-2 bands (B02, B03, B04, B05, B06, B07, B08, B08a, B11, B12). The SoilSuite comprises: (a) “Bare Surface Reflectance Composite – Mean” that provides the spectral properties of soils that vary due to different soil organic carbon (SOC) content, soil moisture and soil minerology. This product is often used for spectral and digital soil mapping approaches, (b) “Bare Surface Reflectance Composite - Standard deviation” informing about the spectral dynamic of bare surfaces and soils, (c) “Bare Surface Reflectance Composite – 95% Confidence” contains information about the reliability of the spectral information due to the number of valid observations per pixel, (d) “Bare Surface Statistics Product” provides the number of bare soil occurrences over the total number of valid observations (Band 1), the number of bare soil occurrences (Band 2) and the total number of valid observations (Band 3), (e) “Mask” is a product that aggregates simple landcover classes that occur during the time period between 2018 - 2021 (Sentinel-2). The three-class Mask contains bare surface occurrences (1), permanent vegetation (2) and other surfaces such as water bodies, urban areas, roads (3). Additionally, the SoilSuite provides (f) “Reflectance Composite – Mean” that represents the mean reflectance of all valid Sentinel-2 observations between 2018 – 2021 including vegetation, bare and other surfaces, and (g) “Reflectance Composite – Standard deviation”, which contains the standard deviation per band for all valid Sentinel-2 observations between 2018 – 2021.
 
Citation proposal
German Aerospace Center (DLR). SoilSuite – Sentinel-2 – Africa, 4 year composite (2018-2021). https://gdk.gdi-de.org/geonetwork/srv/api/records/40f2db67-d180-431f-b275-2b975c552d36
 
  • Identification
  • Distribution
  • Quality
  • Spatial rep.
  • Ref. system
  • Content
  • Portrayal
  • Metadata
  • Md. constraints
  • Md. maintenance
  • Schema info

Identification

Data identification

Citation

Date ( Creation )
2025-04-15T00:00:00
Edition
Identifier
https://geoservice.dlr.de/catalogue/srv/metadata/40f2db67-d180-431f-b275-2b975c552d36
Presentation form
Digital map
Other citation details
DOI: 10.15489/TBD
Status
Completed

  Author

German Aerospace Center (DLR) -  

  Point of contact

German Aerospace Center (DLR)  

Maintenance and update frequency
As needed
Keywords
  • DLR
  • EOC
  • Land
  • SCMaP
  • Soil
  • Sentinel-2
  • East-Africa
  • Temporal Composites
  • Soil Coverage
  • Soil Composite Mapping Processor
  • Reflectance Composite
  • Surface Reflectance Composite
  • Bare Soil Coverage
  • Bare Soil Frequency
  • opendata
GEMET - INSPIRE themes, version 1.0 ( Theme )
  • Soil
Spatial scope ( Place )
  • National
Use limitation
Nutzungseinschränkungen: Das DLR ist nicht haftbar für Schäden, die sich aus der Nutzung ergeben. / Use Limitations: DLR not liable for damage resulting from use.
Use limitation
Nutzungsbedingungen: License, https://creativecommons.org/licenses/by/4.0/

Legal constraints

Access constraints
Other restrictions
Other constraints
License

Legal constraints

Use constraints
License
Use constraints
Other restrictions
Other constraints
Nutzungsbedingungen: License, https://creativecommons.org/licenses/by/4.0/
Other constraints

{"id": "cc-by/4.0",

"name": "Creative Commons Namensnennung – 4.0 International (CC BY 4.0)",

"url": "http://dcat-ap.de/def/licenses/cc-by/4.0",

"quelle": "Copyright DLR (year of production)"}

Spatial representation type
Grid
Denominator
40000
Metadata language
eng
Character set
UTF8
Topic category
  • Geoscientific information

Extent

N
S
E
W


 

Distribution

Distribution

Distribution format
  • ()

Digital transfer options

OnLine resource
Scientific publication  

Scientific publication on the Soil Composite Mapping Processor (SCMaP)

OnLine resource
Scientific publication  

Scientific publication on Soil Reflectance Composites

OnLine resource
EOC Download Service  

EOC Download Service

OnLine resource
EOC STAC Collection  

EOC STAC Collection

OnLine resource
https://geoservice.dlr.de/eoc/land/wms?SERVICE=WMS&REQUEST=GetCapabilities  
OnLine resource
EOC Geoservice Dataset  

EOC Geoservice Dataset

OnLine resource
Data Description  

SoilSuite Europe Data Description (pdf)

OnLine resource
FOREST_STRUCTURE_DE_AGBD_P1Y  

SoilSuite – Mask, Europey

OnLine resource
SOILSUITE_MREF-STD_EUR_P5Y  

SoilSuite – Reflectance Composite – Standard deviation, Europe

OnLine resource
SOILSUITE_MREF_EUR_P5Y  

SoilSuite – Reflectance Composite, Mean - Europe

OnLine resource
SOILSUITE_SFREQ-BSC_EUR_P5Y  

SoilSuite – Bare surface count, Europe

OnLine resource
SOILSUITE_SFREQ-BSF_EUR_P5Y  

SoilSuite – Bare surface frequency, Europe

OnLine resource
SOILSUITE_SFREQ-VPC_EUR_P5Y  

SoilSuite – Valid pixel count, Europe

OnLine resource
SOILSUITE_SRC-CI95_EUR_P5Y  

SoilSuite – Bare Surface Reflectance Composite – 95% Confidence, Europe

OnLine resource
SOILSUITE_SRC-STD_EUR_P5Y  

SoilSuite – Bare Surface Reflectance Composite - Standard deviation, Europe

OnLine resource
SOILSUITE_SRC_EUR_P5Y  

SoilSuite – Bare Surface Reflectance Composite – Mean, Europe

 

Quality

Data quality

Hierarchy level
Dataset

Domain consistency

Measure identification
INSPIRE / Conformity_001

Conformance result

Citation

Date ( Publication )
2010-12-08
Explanation
See the referenced specification.
Pass
true

Lineage

Statement
As input data, all Sentinel-2 images from March 2018 to December 2022 over larger Europe in L1C data format are used. All scenes with a cloud cover of larger than 80 % and a sun elevation of lower than 20° were excluded.
Description
The data has been transferred from L1C to L2A bottom of atmosphere reflectance (BOA) using the MAJA algorithm by considering the terrain correction. The resulting data stack is then reduced to 10 bands and resampled to 20 m pixel size using the bilinear resampling. For further information on the processing steps of the SoilSuite products, please see the linked publications.
Description
SCMaP is a specialised processing chain for detecting and analysing bare soils/surfaces on a large (continental) scale. Bare surface and soil pixels are selected using a combined NDVI and NBR index (PVIR2) that optimises the exclusion of photosynthetically active and non-active vegetation. The index is calculated and applied for each individual pixel. The spectral composite products are calculated from the mean value after extensive removal of clouds, haze and snow effects at both scene and pixel level. The spectral data products are available at a pixel size of 20 m and contain 10 Sentinel-2 bands (B02, B03, B04, B05, B06, B07, B08, B08a, B11, B12).
 

Ref. system

Reference system identifier
EPSG / WGS 84 / World Mercator (EPSG:3395) / 8.6
 

Metadata

Metadata

File identifier
40f2db67-d180-431f-b275-2b975c552d36   XML
Metadata language
English
Character set
UTF8
Hierarchy level
Dataset
Hierarchy level name
Dataset
Date stamp
2025-06-24T12:03:09
Metadata standard name
19115-1:2014/19139
Metadata standard version
1.0

  Point of contact

German Aerospace Center (DLR)  

 
 

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40f2db67-d180-431f-b275-2b975c552d36   Access to the portal Read here the full details and access to the data.

  Associated resources

Not available


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