{"uid":"cap_eo7k5uoFjF3O3fAUER3cy","slug":"halowerk-europe-land-aspect-250m-buffer-d4106edc","name":"HALOWERK Europe Land – Aspect (250m Buffer)","description":"Circular direction of the dominant surface gradient, clockwise from north. The service evaluates a circular 250 metre neighborhood around one coordinate and returns standardized units across all 30 covered countries.","url":"https://euroland.halowerk.com/v1/europe-aspect-buffer-250m","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":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_7nAPJShr_5UAWXxcWrHSU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the circular direction of the dominant surface gradient (aspect), clockwise from north, computed over a 250-metre neighbourhood around a European coordinate.","exampleAgentPrompt":"What direction does the terrain face at latitude 48.85, longitude 2.35 in Europe — give me the aspect in degrees clockwise from north using a 250-metre neighbourhood?","exampleUseCases":[{"title":"Solar farm site suitability screening","prompt":"I'm evaluating a potential solar installation near latitude 41.9, longitude 12.5 in Italy — can you tell me what direction the terrain faces there using a 250-metre buffer so I can assess sun exposure?"},{"title":"Ski slope orientation assessment","prompt":"For the coordinate at latitude 47.3, longitude 11.1 in the Austrian Alps, what's the dominant slope aspect within 250 metres? I need to know if it's a north-facing run."},{"title":"Agricultural microclimate analysis","prompt":"Can you check the terrain aspect at latitude 51.5, longitude 0.1 in England using a 250-metre radius? I want to understand the hillside orientation for a crop suitability study."}],"resultDescription":"A single numeric value representing the circular direction of the dominant surface gradient in degrees, measured clockwise from north (0–360°), derived from a 250-metre circular neighbourhood analysis around the supplied WGS84 coordinate. Units are standardized across all 30 covered European countries.","failureModes":["Coordinate outside European coverage bounds (latitude 34–72.5°N, longitude -31.5–40.5°E) returns an error or no data","Invalid or missing latitude/longitude fields return a validation error","Flat terrain with no dominant gradient may return ambiguous or undefined aspect","Payment failure (x402 protocol) prevents the call from completing","Internal service error if the underlying DEM data has gaps at the queried location"],"whenToPreferThis":"Choose this endpoint when you need terrain aspect (slope-facing direction) for a specific European point location and want a 250-metre neighbourhood analysis for a moderate spatial context — larger than a local 60m buffer but not as broad as a 1km+ area. Ideal for environmental siting, agriculture, renewable energy prospecting, or ecological assessments across Europe where slope orientation matters and standardized cross-country units are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:13:42.899Z","isFirstParty":false}