{"schema_version":"1.0","product":"iss-orbit","product_version":"1","generated_at":"2026-11-04T22:15:53.232Z","generated_at_et":"Wed, Nov 4, 2026, 5:15 PM ET","as_of":"2026-11-04T22:15:10.678Z","as_of_et":"Wed, Nov 4, 2026, 5:15 PM ET","pricing":{"model":"free","paywall":false,"price":null,"payments_mode":"off"},"license":{"status":"cleared_with_attribution","summary":"CelesTrak redistributes ISS GP/OMM elements that originate from space-track.org; attribution required, redistribution terms uncertain. The wheretheiss.at fallback is CC BY 4.0. No position or track is returned.","sources":[{"name":"CelesTrak GP orbital elements (OMM) for the ISS (NORAD 25544)","url":"https://celestrak.org/NORAD/elements/","license":"CelesTrak redistributes GP/OMM element sets that originate from space-track.org (18 SDS / USSF). CelesTrak asks for attribution. space-track.org terms restrict redistribution; reuse is attribution-required / uncertain, not a fully open license. Cite CelesTrak.","termsUrl":"https://celestrak.org/webmaster.php","commercialOk":true},{"name":"wheretheiss.at (fallback altitude only)","url":"https://wheretheiss.at/","license":"CC BY 4.0 (attribution)","termsUrl":"https://wheretheiss.at/w/developer","commercialOk":true}]},"attribution":["Orbital data: CelesTrak (https://celestrak.org/). Fallback: wheretheiss.at (CC BY 4.0). Via cev-os TRIPWIRE."],"disclaimer":"Informational. Not for navigation, collision avoidance or safety-of-life use.","docs":"https://api.cev-os.com/openapi.json","data":{"name":"ISS (ZARYA)","norad_id":25544,"epoch":"2026-11-04T08:52:07.404096","altitude_km":434,"period_min":92.95,"source":"celestrak","fetched_at":"2026-11-04T22:15:10.678Z","degraded":true,"celestrak_error":"fetch failed","elements":{"object_name":"ISS (ZARYA)","object_id":"1998-067A","epoch":"2026-11-04T08:52:07.404096","mean_motion":15.49173979,"eccentricity":0.0007186,"inclination":51.6329,"ra_of_asc_node":326.3987,"arg_of_pericenter":346.7494,"mean_anomaly":13.3304,"bstar":0.00010236,"mean_motion_dot":0.00005228,"mean_motion_ddot":0,"rev_at_epoch":59348,"element_set_no":999,"classification_type":"U","ephemeris_type":0,"norad_cat_id":25544}}}