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AI Solar Declination, Daylight Hours & Peak Sun Elevation Calculator

Calculates solar declination angle, maximum noon sun elevation, and exact daylight duration in hours for any latitude and day of year.

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/ai-tool-solar-zenith-daylight?lat=52.52&day_of_year=172&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"ai-tool-solar-zenith-daylight"}

Parameters

Example response (live, compact)

{
  "apiId": "ai-tool-solar-zenith-daylight",
  "data_freshness": "live",
  "data": {
    "tool": "ai-tool-solar-zenith-daylight",
    "latitude": 52.52,
    "day_of_year": 172,
    "solar_declination_deg": 23.44,
    "noon_solar_elevation_deg": 60.92,
    "daylight_duration_hours": 16.59
  },
  "source": "100% Platform-Native Deterministic AI Core Utility (<1ms)",
  "license": "100% Platform-Owned Deterministic Algorithm (Commercial Use Allowed)"
}

Source & license