## NASA Level-1A Product Reader

The L1A data product reader supports data from a number of missions:

- SeaWiFS
- CZCS
- OCTS
- MOS
- OSMI

### Level-1A Data Products

Level-1A products contain the raw radiance counts from all bands as well as spacecraft and instrument telemetry. Calibration and navigation data, and instrument and selected spacecraft telemetry are also included. Level-1A data are used as input for geolocation, calibration, and processing.

Format Specifications

- SeaWiFS Level-1A
  https://oceancolor.gsfc.nasa.gov/DOCS/SeaWiFS_Level-1A_Data_Products.pdf
- CZCS Level 1A
  https://oceancolor.gsfc.nasa.gov/DOCS/czcs_L1_spec.html