···3232- **`pc_chan`** -- Pc via Chan series expansion
3333- **`pc_max`** -- Upper bound: `hbr^2 / (2 * sigma_x * sigma_y)`
3434- **`pc`** -- Convenience: project + Foster in one call
3535+- **`assess`** -- Full assessment from a CDM (returns `assessment` with all Pc methods)
3636+- **`risk_level`** -- Classify an assessment: `Low`, `Medium`, `High`, `Critical`
3737+- **`tca`** -- Refine time of closest approach from ephemeris arrays
35383639## Testing
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