HolyCrater

HolyCrater provides small, focused helpers for circular planetary impact crater screening workflows. It classifies planar points by crater influence zone, estimates ejecta thickness, and exposes qualitative contamination levels for GIS-style analysis.

Contents:

• Basic Usage
  • Installation
  • Coordinate Units
  • Influence Zones
  • Scientific Basis
  • Ejecta Model Strategies
  • Usage Example 1: Classify A Point
  • Usage Example 2: Read And Write A GeoPackage
  • Usage Example 3: Create An Ejecta Thickness Raster
• Command Line Interface
  • Process Crater Centers
  • Generate Influence-Zone Polygons
  • Column Mapping
• Formulas And Scientific Basis
  • Geometry And Units
  • Normalized Distance
  • Influence-Zone Radii
  • Point Classification
  • Ejecta Model Strategy
  • Default Ejecta Thickness
  • Housen 1983
  • Richardson 2007
  • Raster Thickness Maps
  • Excavation Depth
  • Thickness Threshold Promotion
• Planetary Applications
  • Common Assumptions
  • Moon
  • Mars
  • Recommended Interpretation
• Spatial Reference Systems
  • IAU Namespace In GDAL/PROJ
  • Geographic Versus Projected IAU Codes
  • Common Moon Examples
  • Common Mars Examples
  • Reprojecting Input Data
• API Reference
  • Crater Model
  • Ejecta Models
  • Enumerations
  • GeoPackage I/O
  • Raster Helpers
  • Command Line Helpers
• References