Spectral reflectance measurements were taken at each meter of the NIMS grid in Barrow, Alaska during the summer of 2010. The data was collected by SCIOPS using a Unispec DC spectrometer with a sensor angle of 20 degrees and a calculated footprint of 50-60 cm. The grid is situated about 200 meters northeast of the ITEX dry sites.
Use Cases
- Modeling surface reflectance properties based on field spectrometer measurements.
- Calibrating or validating satellite remote sensing data for Arctic regions.
- Analyzing spatial variability of spectral signatures across a meter-scale grid.
- Studying vegetation or soil conditions in the Alaskan tundra based on spectral data.
Strengths
- Measurements were taken at each meter of the NIMS grid, suggesting a high spatial resolution.
- Specific instrumentation details are provided, including a Unispec DC spectrometer and a sensor angle of 20 degrees.
- The calculated footprint for each measurement is specified as 50-60 cm.
- The geographic location is precisely described as about 200 meters northeast of the ITEX dry sites in Barrow, Alaska.
Limitations
- Description metadata is limited; actual data quality requires manual inspection after download.
- Last updated 2010-08-22 23:59:59.999000; freshness should be verified.
- Column-level documentation is absent; field semantics must be inferred after download.
Provenance
- Source
- nasa_earthdata
- Collection Method
- Field measurements using a Unispec DC spectrometer on a tripod with a specific sensor setup.
- Time Range
- Summer 2010
- Freshness
- Last updated 2010-08-22 23:59:59.999000
- Geography
- NIMS grid, Barrow, Alaska, USA