{"uid":"cap_BCSbOW3ta0oyqVLzqPhAZ","slug":"halowerk-central-land-cz-terrain-aspect-c0d11765","name":"HALOWERK Central Land – CZ Terrain Aspect","description":"Circular direction of the dominant surface gradient, clockwise from north. The coordinate is validated against the Natural Earth boundary for Czechia; results outside it are rejected before payment.","url":"https://mitteleuropa.halowerk.com/v1/cz-aspect","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_9CE75qKthW-L5Mw7Ej2RN","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 the circular direction (0–360°, clockwise from north) of the dominant surface gradient at a given coordinate within Czechia, derived from Copernicus DEM data.","exampleAgentPrompt":"What direction does the slope face at latitude 49.8175, longitude 15.473 in Czechia — give me the aspect angle clockwise from north.","exampleUseCases":[{"title":"Solar farm siting in Bohemia","prompt":"I'm evaluating a field near Kutná Hora at lat 49.95, lon 15.27 for a solar installation — what direction does the terrain slope face there?"},{"title":"Vineyard microclimate assessment","prompt":"Can you tell me the slope aspect at lat 48.89, lon 16.65 in South Moravia? I need to know if the hillside faces south for a vineyard site evaluation."},{"title":"Hydrological flow modeling","prompt":"For my watershed model covering a point at lat 50.08, lon 13.45 in Czechia, what is the dominant surface gradient direction in degrees clockwise from north?"}],"resultDescription":"A single numeric value representing the circular direction (0–360°, clockwise from north) of the dominant surface gradient at the queried coordinate. Coordinates outside the Czechia boundary are rejected before any payment is charged.","failureModes":["Coordinate outside Czechia boundary — rejected with error before payment","Latitude or longitude outside published European coverage bounds (lat 34–72.5, lon -31.5–40.5) — validation error","Flat terrain with no dominant gradient may produce undefined or zero aspect","Network timeout or service unavailability returns error response","Malformed or missing coordinate fields return schema validation error"],"whenToPreferThis":"Choose this endpoint when you need the terrain aspect (slope-facing direction) specifically for a point within Czechia and want boundary pre-validation to avoid wasted payments. It is optimized for the Czech Republic coverage zone using Copernicus DEM GLO-30 data, making it more authoritative for CZ than a generic global terrain API. Prefer it for agriculture, solar siting, hydrology, or ecological analysis workflows scoped to Czechia.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:12:04.563Z","isFirstParty":false}