Raw Data Listing

Products

DOY is the day of the year as a non-zero-padded decimal number. ROI is the region of interest (global, alps, centrehimalaya, iberia, rockies, sierra, westhimalaya).

Bucket	Folder	Naming Convention	Description	Note
exolabs	archive_cosmos	product_YYYYDOY.tiff	Global Snow Cover (500m)
exolabs	cosmos	rgb_product.tiff	Current Global RGB (500m)
exolabs-cosmos-project	archive-cosmos20-ROI	snow_product_YYYY_MM_DD.tiff	Regional Snow Cover (20m)	Before 2020-11-05: snow_product_YYYYDOY.tiff
exolabs-cosmos-project	archive-cosmos20-ROI	age_product_YYYY_MM_DD.tiff	Regional Age Product (20m)
exolabs-cosmos-project	cosmos20-ROI	rgb_product.tiff	Current Regional RGB (500m)	Before 2020-11-05: Not available
exolabs-cosmos-project	single_classifications/ ROI	YYYY-MM-DD-hhHmmMssS_tile_sensor_classification.tif	Snow Classification Landsat 8/9, Sentinel-2A/B (20m)
exolabs-swiss-project	ROI/YYYY-MM-DD/	YYYY-MM-DD+000_ROI_HS_product.tif	Snow Depth (20m)
exolabs-swiss-project	ROI/YYYY-MM-DD/	YYYY-MM-DD+024_ROI_HS_product.tif	Snow Depth Forecast +24h (20m)
exolabs-swiss-project	ROI/YYYY-MM-DD/	YYYY-MM-DD+048_ROI_HS_product.tif	Snow Depth Forecast +48h (20m)
exolabs-swiss-project	ROI/YYYY-MM-DD/	YYYY-MM-DD+000-048_ROI_HS_product.tif	Fresh Snow -48h (20m)	Before 2022-01-05: Not available
exolabs-swiss-project	ROI/YYYY-MM-DD/	YYYY-MM-DD+048-000_ROI_HS_product.tif	Fresh Snow +48h (20m)	Before 2022-02-01: Not available
exolabs-swiss-project	ROI/YYYY-MM-DD/	YYYY-MM-DD+000_ROI_SWE_product.tif	Snow Water Equivalent (20m) - kgm-2	Before 2023-01-13: Not available
exolabs-swiss-project	ROI/YYYY-MM-DD/	YYYY-MM-DD+000_ROI_HS_data.geojson	Snow Depth Data (Points)	Before 2022-04-01: YYYY-MM-DD+000_alps_HS_data.csv

Product Specifications

Snow Cover

• Values ranging from 0 to 10

  • 0: no snow (very confident)

  • 1-4: no snow (confident)

  • 5: potential snow cover (50/50)

  • 6-7: possible snow cover

  • 8-9: probable snow cover

  • 10: very probable snow cover

• Projection: EPSG:3857

• Compression: LZW

• Resolution: 20m

• Data type: Bytes

• Format: TIFF

• Geolocation included (geotiff, top-left pixel reference)

Snow Depth

• Snow depth in centimeters

• Projection: EPSG:3857

• Compression: LZW

• Resolution: 20m

• Data type: Int16

• Format: TIFF

• Geolocation included (geotiff, top-left pixel reference)

RGB

• Values ranging from 0 to 255, 3 bands (red, green, blue)

• Projection: EPSG:3857

• Compression: YCbCr JPEG

• Resolution: 20m

• Data type: Bytes

• Format: TIFF

• Geolocation included (geotiff, top-left pixel reference)

Age

• Days since last direct measurement

• Projection: EPSG:3857

• Compression: LZW

• Resolution: 20m

• Data type: Bytes

• Format: TIFF

• Geolocation included (geotiff, top-left pixel reference)

Snow Classification

• Values ranging from 0 to 10

  • 0 = outside the scene boundaries

  • 1 = no snow (land/water)

  • 2 = snow

  • 3 = cloud

  • 5 = not classified (dark features)

• Projection: EPSG:4326

• Compression: LZW

• Resolution: 0.000277° (~20 m)

• Data type: Bytes

• Format: TIFF

• Geolocation included (geotiff, top-left pixel reference)