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🟡 Changes recommended
Existing ACT tests use removed APIs and old coordinate compensation, and the replacement path lacks coverage.
3 open findings
What changed in this PR
Corrects ACT Depth-1 sky coverage coordinates and updates visualization and documentation.
Changes:
- Computes coverage from finite, nonzero pixel centers with normalized RA.
- Adds transactional
--replaceregeneration. - Updates coverage plotting and index documentation.
| File | Description |
|---|---|
README.md |
Documents coverage generation and replacement. |
mapcat/toolkit/update_sky_coverage.py |
Implements corrected tile calculation and replacement. |
mapcat/toolkit/plot_tiles.py |
Plots maps and coverage in celestial coordinates. |
mapcat/database/sky_coverage.py |
Corrects documented index ranges. |
🧠 Review effort: Balanced
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Updates the coverage system to provide corrected coverage for ACT Depth-1 maps. The previous system was providing coverage squares that were 180 degrees off in RA, that was compensated for in the plotting script.