# AGDFS Global Gravity Dataset (Optimized)

## Dataset Description
- **Name**: EGM2008 Global Gravity Grid (Optimized for AGDFS)
- **Source**: NGA (National Geospatial-Intelligence Agency)
- **Resolution**: 2.5 Arc-Minute
- **Format**: Cloud Optimized GeoTIFF (COG)

## Technical Specifications
- **Tiling**: 256x256 blocks
- **Compression**: Deflate (Lossless)
- **Coordinate System**: WGS84 (EPSG:4326)

## Usage
This dataset is designed for use with FastAPI and `rasterio`. Use range requests to query specific coordinates without downloading the whole file.

## Citation
Pavlis, N.K., et al. (2012). The development and evaluation of the Earth Gravitational Model 2008. J. Geophys. Res.