By Ether Data
Interactive publicationBack to Geo-Interop KB
Read the modelOpen the conversion explorer93 edge casesSearch

Raster no-data values

Data quality

Sentinel no-data pixels (e.g. -9999) corrupt aggregates if not masked.

Detection

Pixel equals the declared nodata value.

Mitigation

  • Mask nodata before aggregation
  • Record coverage fraction of valid pixels per cell

Affected conversions

  • RasterH3