Development

Design notes, implementation plans, and presentation materials for ongoing work.

• Flux Calibration Design Plan for kspecdr
  • 0. Scope
  • 1. Current State
  • 2. Design Decisions (Resolved)
  • 3. Calibration Workflow
  • 4. New Module Layout
  • 5. Data Containers (fluxcal/containers.py) ✓ implemented
  • 6. Photometry Utilities (fluxcal/photometry.py) ✓ implemented
  • 7. Stellar Template Handling (fluxcal/templates.py) ✓ implemented
  • 8. Continuum Normalization (fluxcal/continuum.py) ✓ implemented
  • 9. Template Selection (fluxcal/matching.py) ✓ implemented
  • 10. Calibration Vector Computation (fluxcal/calibration.py) ✓ implemented
  • 11. Masks (fluxcal/masks.py) ✓ implemented
  • 12. Integration with Existing Pipeline ✓ implemented
  • 13. New Dependencies
  • 14. Implementation Priority
  • 15. Data Files Status
  • 16. Template Download Utility (fluxcal/download_bosz.py)
• Object (Science) Reduction Planning Document
  • 0. Scope
  • 1. Architecture Overview
  • 2. Priority Definitions
  • 3. Implementation Plan
  • 4. Extraction Improvements (Parallel Track)
  • 5. Fiber Flat Completion (Dependency)
  • 6. Implementation Order Summary
  • 7. Testing Strategy
  • 8. Open Questions
  • 9. Dependencies and Blockers
• KSPECDR Flux Calibration Pipeline
  • End-to-End Process Overview
• Where Flux Calibration Happens
  • Reduction Order in reduce_object
• Inputs Required for Flux Calibration
  • Science Data + Metadata
  • External Resources
• Standard-Star Selection
  • Fiber and Catalog Mapping
• Template Matching (Per Standard Star)
  • Best-Fit Stellar Model Selection
• Photometric Scaling
  • Set the Absolute Flux Level
• Per-Star Calibration Vector
  • Build Cal_star(lambda)
• Combine Multiple Standards
  • Robust Combined Calibration Curve
• Apply Calibration to All Fibers
  • Final Flux and Variance Update
• Runtime Controls (args)
  • Main FluxCal Arguments
• Practical Example (Commissioning Data)
  • Example Resource Paths
• QC Checklist
  • Validate Calibration Quality
• Known Gaps and Next Improvements
  • Current Limitations
  • Planned Enhancements
• Summary
  • Flux Calibration in This Pipeline