{
  "course": {
    "courseNumber": "ASTR 472",
    "courseCode": "ASTR472",
    "title": "Radio Astronomy",
    "credits": 3,
    "term": "Year 4 elective",
    "yearInCurriculum": 4,
    "prerequisites": "ASTR 340; PHYS 341 recommended",
    "description": "Covers radio emission mechanisms, antennas, receivers, interferometry, aperture synthesis, calibration, spectral line observations, pulsars, neutral hydrogen mapping, and radio survey analysis."
  },
  "status": {
    "stage": "approved for review release",
    "reviewStatus": "Approved for review release; not yet approved for instructional use",
    "lastUpdated": "2026-09-25"
  },
  "counts": {
    "slides": 14,
    "notes": 14,
    "labs": 7,
    "problemSets": 7,
    "solutionKeys": 7,
    "assessmentInstructions": 7
  },
  "cadence": {
    "lectures": 14,
    "labs": 7,
    "problemSets": 7,
    "rationale": "Seven two-lecture units each build the physical/instrument model before the paired lab and problem set; cadence is documented in syllabus.html."
  },
  "dataProvenance": {
    "generator": "materials/ASTR472/src/generate_astr472_package.py",
    "levels": {
      "level1": "OpenStax \u00a76.4, ALMA Basics, NRAO VLA navigation, ATNF catalogue definitions, and HI4PI paper/CDS release metadata and response values live-verified 2026-09-25.",
      "level2": "Other published object and historical survey parameters not re-verified; see reference-log.md for spot-check requirements.",
      "level3": "Compact CSV exercise tables and all computed figures are synthetic/instructor-provided teaching records."
    }
  }
}