Antarctic snow pit data from the 2007/2008 Japanese Antarctic Scientific Expedition (JASE) traverse between Syowa and Wasa stations. Researchers led by H. Enomoto and S. Sugiyama collected measurements including density, dielectric permittivity, grain size, and snow type at 1-meter deep pits dug at each campsite. The dataset was last updated in January 2008.
Use Cases
- Analyze snow density profiles at 3 cm resolution to model snowpack stability and thermal properties.
- Correlate dielectric permittivity measurements from the Snow Fork with snow grain size observations for remote sensing validation.
- Classify snow types and stratigraphy layers from visual observations to understand seasonal deposition patterns.
- Map spatial variability of snow physical structure along the traverse route from Syowa to Wasa stations.
Strengths
- Data includes multiple synchronized physical measurements per pit: density, permittivity, grain size, type, and stratigraphy.
- Spatial coverage spans a significant Antarctic traverse route connecting multiple major research stations.
Limitations
- Exact row count, sample size, and measurement frequency per pit are unknown.
- Data is from a single field season (2007/2008), limiting temporal analysis and trend observation.
Provenance
- Source
- SCIOPS, accessed via NASA Earthdata.
- Collection Method
- Field measurements from 1-meter deep snow pits dug at campsites along the traverse.
- Time Range
- 2007/2008 Antarctic field season.
- Freshness
- Static dataset from 2008; no ongoing updates.
- Geography
- Antarctic traverse route: Syowa – Mizuho – Dome Fuji – JASE Meeting Point (75°53’S; 25°50’E) – Kohnen – Wasa.