Completeness is calculated based on a comparison between the USGS M2M API and data downloaded into a S3 bucket. Metrics are calculated on a rolling 30 day basis. Data is updated every 15 minutes - and cached every 2 hours.
Sentinel 2 NRT
Calculated by querying ESA/Copernicus API for available Sentinel 2 datasets for the last 30 days, then compared with what is available in the ODC for the same time period. This ETL is run every 15 minutes.
Dashboard provides completeness metrics for DEA products.