{"data":{"zones":[{"id":"gz-5f02818c0783030a","date":"2026-10-31","source":"ohmega_adsb","centre":{"lat":25.5,"lon":55.5},"cell_degrees":1,"country":null,"severity":"medium","degraded_share":0.1379,"aircraft_observations":29,"flag":"intensifying","gpsjam_check":null,"coverage_note":"Ohmega's own estimate from ADS-B navigation accuracy (NACp) as heard by volunteer receivers, sampled hourly around known trouble spots. It only sees aircraft that broadcast ADS-B and are heard, and only where we sample, so it is a minimum; a cell with few aircraft is not scored.","baseline_since":"2026-10-24","cite_as":"https://ohmega.monster/intel/gnss"}],"total":1,"day":"2026-10-31","history":[{"day":"2026-10-23","flagged":0,"high":0,"zones":0},{"day":"2026-10-24","flagged":0,"high":0,"zones":2},{"day":"2026-10-25","flagged":0,"high":2,"zones":26},{"day":"2026-10-26","flagged":0,"high":1,"zones":33},{"day":"2026-10-27","flagged":0,"high":1,"zones":34},{"day":"2026-10-28","flagged":0,"high":0,"zones":37},{"day":"2026-10-29","flagged":0,"high":0,"zones":32},{"day":"2026-10-30","flagged":10,"high":2,"zones":31},{"day":"2026-10-31","flagged":1,"high":0,"zones":1}],"provenance":{"ohmega_adsb":{"basis":"our_estimate","coverage_note":"Ohmega's own estimate from ADS-B navigation accuracy (NACp) as heard by volunteer receivers, sampled hourly around known trouble spots. It only sees aircraft that broadcast ADS-B and are heard, and only where we sample, so it is a minimum; a cell with few aircraft is not scored.","baseline_since":"2026-10-24","summary":"Our own estimate. Ohmega's own estimate from ADS-B navigation accuracy (NACp) as heard by volunteer receivers, sampled hourly around known trouble spots. It only sees aircraft that broadcast ADS-B and are heard, and only where we sample, so it is a minimum; a cell with few aircraft is not scored. Coverage is partial, so treat it as a minimum. Collected since 2026-10-24; nothing earlier is counted."}}},"meta":{"as_of":"2026-10-31","source":"gnss/latest.json","version":"v1","cite_as":"https://ohmega.monster/intel/gnss","license":"Ohmega claims, summaries, grades, Pulses and forecasts may be quoted with a link to cite_as. Source texts belong to their publishers; follow the source URLs. No warranty: readings are our assessment as of as_of, not guarantees.","note":"Cells where an unusual share of aircraft report poor navigation accuracy (ADS-B NACp below 7), a sign of GPS jamming or spoofing, not proof of who is responsible. source=ohmega_adsb is Ohmega's own estimate (basis our_estimate): a one-degree cell, scored from hourly samples, flagged new or intensifying against that cell's own history once a week of history exists (baseline_since says when collection began). It is a minimum: only aircraft that broadcast ADS-B and are heard by volunteer receivers are seen, and only where Ohmega samples. source=gpsjam is GPSJam.org's independent daily file (third_party), only its highest band. gpsjam_check says whether GPSJam shows the same cell."}}