VNP02MOD_NRT: VIIRS Satellite Imagery at 750m Resolution

VIIRS/NPP sensor data provides 16 spectral bands spanning visible, near-infrared, and thermal wavelengths from 0.412 to 12.1 micrometers. Each product captures a 6-minute swath of Earth observation data with a spatial resolution of approximately 750 meters at nadir. This near real-time (NRT) Level 1B product supports immediate environmental monitoring and hazard detection.

Use Cases

• Monitoring wildfire hotspots and burn scars based on thermal infrared bands.
• Tracking aerosol and dust plumes using visible and near-infrared wavelength sensitivity.
• Assessing nighttime light emissions and urban development from day/night band data.
• Analyzing sea surface temperature and ocean color for marine studies.
• Supporting near real-time severe weather event analysis for operational forecasting.

Strengths

• Provides data in near real-time, enabling rapid response applications.
• Contains 16 distinct spectral bands, allowing for multi-wavelength analysis.
• Cross-platform presence on Data.gov and NASA Earthdata signals established importance and reliability.

Limitations

• Key metadata such as row count, file size, and specific license terms are missing or inconsistent across sources.
• Spatial resolution (750m) may be too coarse for applications requiring fine-grained detail.
• The 'last updated' date of 2026-04-09 appears to be a future date, indicating potential metadata errors.

Provenance

Source

National Aeronautics and Space Administration (NASA)

Collection Method

Generated from processing 6 minutes of VIIRS sensor data acquired during the S-NPP satellite overpass.

Freshness

2026-04-09 20:58:29.499668 (Note: This is a future date, which may be an error)

Geography

Global swath coverage from the S-NPP satellite orbit.