Antarctic Dome C CEOS Calibration Site Instrument Data

Dome C, Antarctica is one of eight instrumented CEOS Reference Test Sites for satellite sensor calibration and validation. The data supports traceable intercomparison of wide swath sensors to ensure high accuracy for climate change understanding and operational Earth observation services. The initiative was formulated by the CEOS Calibration and Validation subgroup in 2004, with data provision managed by member agencies like USGS_LTA.

Use Cases

• Predict Top of Atmosphere (TOA) radiance using site characteristics and atmospheric measurements for sensor intercomparison.
• Analyze time-series of radiometric gain data from field campaigns to evaluate biases in-flight instruments.
• Validate synergistic data products from different satellite sensors using traceable calibration protocols from the site.
• Monitor surface and atmospheric measurements from automated sites to support long-term climate data records.

Strengths

• Part of a network of eight CEOS Reference Test Sites enabling international intercomparison.
• Designed to provide a standard for traceability in satellite sensor calibration.

Limitations

• Specific row count, column details, and temporal coverage for the Dome C site are unknown.
• At present, only three of the eight instrumented sites are noted as fully automated.

Provenance

Source

Committee on Earth Observing System (CEOS) Calibration and Validation subgroup, with data provision from member agencies.

Collection Method

Data gathered from instrumented site campaigns and anticipated autonomous measurements for vicarious calibration.

Time Range

Implementation and maintenance period referenced from 2004, but specific data collection dates are unknown.

Geography

Dome C, Antarctica.