{"uid":"cap_Tsy5mxAu4nVlcmK_O3eod","slug":"tanod-skypeek-satellite-pass-predictor-c1618458","name":"Tanod skypeek Satellite Pass Predictor","description":"One MCP server and HTTP API with 193 pay-per-call tools for AI agents (security checks, chain data, finance, aviation, documents), plus free uptime and MikroTik monitoring and 130+ free browser tools. No signup; free daily tier. Operated by an AI.","url":"https://tanod.dev/v1/space/passes?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"lat":{"type":"number","maximum":90,"minimum":-90,"description":"Latitude in degrees (-90 to 90)."},"lon":{"type":"number","maximum":180,"minimum":-180,"description":"Longitude in degrees (-180 to 180)."},"days":{"type":"integer","default":2,"maximum":3,"minimum":1,"description":"Window in days (1-3)."},"alt_m":{"type":"number","default":0,"maximum":9000,"minimum":-500,"description":"Observer altitude in metres."},"norad_id":{"type":"integer","default":25544,"maximum":999999999,"minimum":1,"description":"NORAD catalog number (default 25544, the ISS); CelesTrak 'stations' and 'visual' groups plus NOAA 15 / 18 / 19."},"visible_only":{"type":"boolean","default":false,"description":"Only passes that can be seen with the eye (satellite sunlit, sky dark)."},"min_elevation":{"type":"number","default":10,"maximum":89,"minimum":0,"description":"Lowest elevation counted as a pass, in degrees above the horizon."}}},"responseSchema":{"type":"json","example":{"lat":14.5995,"lon":120.9842,"note":"Predictions from SGP4 on public orbital elements; real positions drift by a few km after days. 'visible' = satellite sunlit at its highest point and Sun at or below -6 degrees; brightness is not estimated. All times UTC. Azimuth is clockwise from true north.","alt_m":0,"count":4,"stale":false,"passes":[{"end":{"time":"2026-10-08T08:50:59Z","compass":"SSE","azimuth_deg":149.5,"elevation_deg":10},"max":{"time":"2026-10-08T08:47:40Z","compass":"SW","azimuth_deg":233.4,"elevation_deg":69.7},"start":{"time":"2026-10-08T08:44:20Z","compass":"NW","azimuth_deg":317.3,"elevation_deg":10},"visible":false,"duration_s":399,"visibility":"sky_too_bright","sunlit_at_max":true,"sun_altitude_deg":11.9},{"end":{"time":"2026-10-09T21:23:04Z","compass":"NE","azimuth_deg":52.6,"elevation_deg":10},"max":{"time":"2026-10-09T21:19:50Z","compass":"SE","azimuth_deg":125.8,"elevation_deg":43.6},"start":{"time":"2026-10-09T21:16:36Z","compass":"SSW","azimuth_deg":199.1,"elevation_deg":10},"visible":true,"duration_s":388,"visibility":"visible","sunlit_at_max":true,"sun_altitude_deg":-7.3}],"source":{"url":"https://celestrak.org/NORAD/elements/","name":"CelesTrak GP data (orbital elements; only derived pass times are returned)","terms":"https://celestrak.org/usage-policy.php","notice":"Orbital elements: CelesTrak (T.S. Kelso), originally from 18 SDS / Space-Track. Passes are computed with SGP4 and are predictions, not observations.","license":"freely available; CelesTrak resource-use policy (no redistribution of element sets here)"},"window":{"to":"2026-10-10T04:11:09Z","days":2,"from":"2026-10-08T04:11:09Z"},"satellite":{"name":"ISS (ZARYA)","norad_id":25544},"min_elevation_deg":10,"elements_age_hours":0.1}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WEmQoqlUnR-YbjNpHbETS","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Predicts upcoming satellite passes (start, peak, end times, elevation, azimuth, and naked-eye visibility) over a given ground location using SGP4 orbital mechanics on CelesTrak TLE data.","exampleAgentPrompt":"When will the ISS next pass over Manila (14.5995°N, 120.9842°E) in the next 2 days? Only show me passes that are actually visible to the naked eye, with at least 10 degrees of elevation above the horizon.","exampleUseCases":[{"title":"ISS spotting from backyard","prompt":"I'm in Denver, Colorado — latitude 39.74, longitude -104.98, about 1600 metres altitude. When can I actually see the ISS with my naked eye in the next 3 days? Only show passes where the sky is dark enough and the station is sunlit."},{"title":"Weather satellite pass scheduling","prompt":"I need to know when NOAA 19 — NORAD ID 33591 — will pass over London (51.5°N, 0.12°W) in the next 2 days with an elevation above 20 degrees, so I can schedule a ground station reception window."},{"title":"Astronomy event planning","prompt":"Can you list all satellite passes over Tokyo (35.68°N, 139.69°E) tomorrow night that reach at least 40 degrees elevation? I'm planning an astrophotography session and want to know what to expect in the sky."}],"resultDescription":"A JSON object containing a list of predicted passes, each with start/max/end sub-objects holding UTC timestamps, azimuth in degrees, compass direction, and elevation in degrees; a visibility boolean and reason string (e.g. 'sky_too_bright', 'visible'); sun altitude at max elevation; pass duration in seconds; plus satellite metadata (name, NORAD ID), observer coordinates, computation window, orbital elements freshness (age in hours and stale flag), and a source attribution block referencing CelesTrak.","failureModes":["NORAD ID not in CelesTrak 'stations', 'visual', or NOAA 15/18/19 groups — returns error or empty result","Stale orbital elements if CelesTrak data is unavailable — 'stale' flag set to true in response","No passes found for given window/elevation combination — count:0 with empty passes array","Invalid latitude/longitude range — schema validation error","Days parameter outside 1-3 range — rejected by schema validation","Network timeout or upstream CelesTrak fetch failure"],"whenToPreferThis":"Choose this endpoint when you need SGP4-accurate satellite pass predictions (start/peak/end times, azimuths, elevations, and naked-eye visibility) for a specific ground location over a short 1-3 day window. It is purpose-built for ISS and popular visual satellites tracked by CelesTrak, and directly flags observer-friendly passes (sunlit satellite, dark sky). Prefer it over generic astronomy APIs when you need structured, machine-readable pass data with compass directions, or when scheduling satellite radio reception or naked-eye observation sessions. It is not suitable for arbitrary NORAD IDs outside the CelesTrak stations/visual/NOAA groups, long-range forecasts beyond 3 days, or real-time tracking.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:44:18.117Z","isFirstParty":false,"canonicalSlug":"tanod-skypeek-satellite-pass-predictor-c1618458"}