{
  "suite": "QP-ASTRO-002 Verification Test Vectors",
  "version": "1.0.0",
  "engine": "@quizzman/qm-astro@0.1.0",
  "generated_at": "2026-10-01T20:00:00.000Z",
  "total_vectors": 8,
  "vectors": [
    {
      "id": "VEC-NUTATION-J2000",
      "description": "IAU 2000B Nutation in Longitude and Obliquity at Epoch J2000.0",
      "input": {
        "jd_tt": 2451545.0
      },
      "expected": {
        "dpsi_arcsec": -0.052,
        "deps_arcsec": 0.006,
        "tolerance_arcsec": 0.005
      }
    },
    {
      "id": "VEC-REFRACT-ZENITH",
      "description": "Bennett Refraction at Zenith (Altitude 90 deg)",
      "input": {
        "altitude_deg": 90.0,
        "pressure_hpa": 1010.0,
        "temp_c": 10.0
      },
      "expected": {
        "refraction_arcmin": 0.0,
        "tolerance_arcmin": 0.001
      }
    },
    {
      "id": "VEC-REFRACT-45DEG",
      "description": "Bennett Refraction at Altitude 45 deg under Standard Atmosphere",
      "input": {
        "altitude_deg": 45.0,
        "pressure_hpa": 1010.0,
        "temp_c": 10.0
      },
      "expected": {
        "refraction_arcmin": 0.963,
        "tolerance_arcmin": 0.01
      }
    },
    {
      "id": "VEC-REFRACT-HORIZON",
      "description": "Bennett Refraction at Geometric Horizon (Altitude 0 deg)",
      "input": {
        "altitude_deg": 0.0,
        "pressure_hpa": 1010.0,
        "temp_c": 10.0
      },
      "expected": {
        "refraction_arcmin": 34.5,
        "tolerance_arcmin": 0.5
      }
    },
    {
      "id": "VEC-CONSTEL-SIRIUS",
      "description": "IAU 1930 Constellation Boundary Identification for Sirius",
      "input": {
        "ra_deg": 101.287,
        "dec_deg": -16.716
      },
      "expected": {
        "constellation_iau": "CMa",
        "constellation_name_latin": "Canis Major"
      }
    },
    {
      "id": "VEC-CONSTEL-VEGA",
      "description": "IAU 1930 Constellation Boundary Identification for Vega",
      "input": {
        "ra_deg": 279.234,
        "dec_deg": 38.784
      },
      "expected": {
        "constellation_iau": "Lyr",
        "constellation_name_latin": "Lyra"
      }
    },
    {
      "id": "VEC-HORIZON-DIP-10M",
      "description": "Kasten-Young Horizon Dip Angle for Observer Elevation 10m",
      "input": {
        "elevation_m": 10.0
      },
      "expected": {
        "dip_arcmin": 5.56,
        "tolerance_arcmin": 0.1
      }
    },
    {
      "id": "VEC-SUNRISE-HANOI-SOLSTICE-2024",
      "description": "Topocentric Apparent Sunrise Time at Hanoi for 2024 Summer Solstice",
      "input": {
        "date_utc": "2024-06-20",
        "lat": 21.0285,
        "lon": 105.8542,
        "elevation_m": 10.0,
        "pressure_hpa": 1008.0,
        "temp_c": 30.0
      },
      "expected": {
        "sunrise_utc": "22:15:30Z",
        "tolerance_seconds": 24
      }
    }
  ]
}