{"uid":"cap_pp2u4W-S9wErLgMHxU9I4","slug":"halowerk-nordic-land-solar-orientation-index-iceland-6cd7cef1","name":"HALOWERK Nordic Land – Solar Orientation Index (Iceland)","description":"South-facing slope orientation index derived from aspect and slope. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.","url":"https://nordland.halowerk.com/v1/is-solar-orientation","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"latitude":{"type":"number","maximum":72.5,"minimum":34,"description":"WGS84 latitude inside the published European coverage."},"longitude":{"type":"number","maximum":40.5,"minimum":-31.5,"description":"WGS84 longitude inside the published European coverage."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_tAz8JFTVX-EgAqpzH5UQe","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a south-facing slope orientation index derived from aspect and slope for a given coordinate in Iceland, validated against the Natural Earth Iceland boundary.","exampleAgentPrompt":"What's the south-facing solar orientation index for the location at 64.13°N, 21.94°W in Iceland? I want to know how well-oriented that slope is for capturing sunlight.","exampleUseCases":[{"title":"Solar farm site selection in Iceland","prompt":"I'm evaluating a plot near Reykjavik at 64.1°N, 22.0°W for a solar installation — can you get me the south-facing slope orientation index for that coordinate?"},{"title":"Agricultural solar exposure assessment","prompt":"We're considering farming land in Iceland at latitude 65.3 and longitude -18.1 — can you check the solar orientation index to see how much southward sun exposure the slope gets?"},{"title":"Geothermal tourism lodge siting","prompt":"I need to assess a hillside site in Iceland at 63.9°N, 20.5°W to understand how south-facing the terrain is before we choose it for a passive-solar lodge design."}],"resultDescription":"A numeric south-facing slope orientation index derived from terrain aspect and slope angle for the queried Icelandic coordinate. Returns a computed score indicating how favorably oriented the surface is toward the south for solar exposure. Coordinates outside the Natural Earth boundary for Iceland are rejected before any payment is processed.","failureModes":["Coordinate outside Iceland boundary — request rejected before payment with a boundary validation error","Latitude or longitude out of the published European coverage range (lat 34–72.5, lon -31.5–40.5) — schema validation failure","Malformed or missing coordinate parameters — input validation error","Network or service timeout — retry recommended","Payment failure via x402 protocol — transaction not completed, result not returned"],"whenToPreferThis":"Choose this endpoint when you need a terrain-derived solar orientation score specifically for locations within Iceland. It is ideal for solar site assessment, land-use planning, agricultural suitability analysis, or passive solar building siting in Iceland. Unlike generic elevation or aspect APIs, it combines aspect and slope into a single south-facing orientation index and enforces Iceland-boundary validation, making it reliable and cost-efficient for Iceland-scoped workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:43:59.108Z","isFirstParty":false}