Australia's Integrated Marine Observing System provides a multi-sensor sea surface temperature product composited over three consecutive night-time periods. The data is derived from VIIRS and AVHRR sensors on NOAA, Metop, Suomi-NPP, and JPSS satellites, remapped using Sensor Specific Error Statistics. It is presented as a 0.02-degree resolution grid covering the region from 70E to 170W and 20N to 70S.
Use Cases
- Analyze night-time sea surface temperature patterns based on the three-day composite average.
- Validate satellite sensor performance based on the multi-sensor fusion described.
- Study ocean thermal dynamics in the Australian region based on the 0.02-degree resolution grid.
- Assess data quality for climate models based on the remapped quality levels using Sensor Specific Error Statistics.
Strengths
- Data is derived from multiple satellite sensors (VIIRS and AVHRR) on several platforms, likely increasing coverage.
- Product uses Sensor Specific Error Statistics (SSES) for quality level remapping, suggesting a rigorous quality control process.
- Grid resolution is specified as 0.02 degrees, indicating a relatively high spatial detail.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Freshness should be verified; last metadata update was 2026-05-05.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Derived from satellite remote sensing retrievals and composited using weighted averaging.
- Geography
- 70E to 170W, 20N to 70S (covering the Australian region)