Off-Nadir Delta

Largest ever attack on Moscow

Titles and summaries are AI-extracted from news reporting; every source is linked below. Event id 1323929327.

Where
Moscow, RussiaSomewhere in Moscow, Russia — the exact site is unknown. The coordinate is an area centre, not the event site.
When
Occurred 2026-09-17basis: stated_in_articleFirst reported 2026-09-18 · last update 2026-09-21
Sourcing
32 articles32 reports across 28 outlets · independence not establishedverification: independently_confirmed
Satellite observability
insufficient_detailRadar coverageThis signal carries no sensor assessment of its own, so this is the default for its category rather than a recommendation about this event.

What remains unresolved

  • coordinate_not_search_ready
  • generic_region_coordinate
  • imaging_target_missing
  • sensor_plan_missing
  • quality_not_passed
  • geo_not_ready
  • not_observable
  • collection_plan_incomplete

Timeline

  • 2026-09-18new_eventA new event entered the record: attributed to Ukraine; 3 places named as struck; by Ukrainian drones; the target damaged still operating; 0 killed and 0 injured.
  • 2026-09-20casualty_count_raisedThe reported number killed rose from 0 to 2.
  • 2026-09-20casualty_count_raisedThe reported number injured rose from 0 to 6.
  • 2026-09-20corroboration_increasedThis event is now carried by independent sources, not one.
  • 2026-09-20casualty_count_correctedThe reported number killed was revised down from 2 to 0.
  • 2026-09-20casualty_count_correctedThe reported number injured was revised down from 6 to 0.
  • 2026-09-20casualties_disputedSources disagree on the casualty figures for this event.
  • 2026-09-20corroboration_increasedIndependent sources rose from 2 to 3.
  • 2026-09-20corroboration_increasedIndependent sources rose from 3 to 6.
  • 2026-09-20corroboration_increasedIndependent sources rose from 6 to 10.
  • 2026-09-20corroboration_increasedIndependent sources rose from 10 to 13.
  • 2026-09-20severity_escalatedAssessed severity rose from 9 to 10.
  • 2026-09-20attribution_changedAttribution changed from Ukraine to Russia.
  • 2026-09-20corroboration_increasedIndependent sources rose from 13 to 14.
  • 2026-09-20corroboration_increasedIndependent sources rose from 14 to 15.
  • 2026-09-20casualty_count_raisedThe reported number injured rose from 6 to 20.
  • 2026-09-20corroboration_increasedIndependent sources rose from 15 to 16.
  • 2026-09-20casualty_count_correctedThe reported number injured was revised down from 20 to 0.
  • 2026-09-20corroboration_increasedIndependent sources rose from 16 to 17.
  • 2026-09-20corroboration_increasedIndependent sources rose from 17 to 18.

Sources

Related events

  • KineticGrouped into the same event cluster — a separate report of the same occurrence, not a separate event. · 2026-09-20
  • KineticGrouped into the same event cluster — a separate report of the same occurrence, not a separate event. · 2026-09-20
  • Two killed in 'massive' Ukrainian drone attack on Moscow region, Russia saysGrouped into the same event cluster — a separate report of the same occurrence, not a separate event. · 2026-09-20
  • KineticGrouped into the same event cluster — a separate report of the same occurrence, not a separate event. · 2026-09-20

Reproduce over the API (free endpoint)

bash
curl "https://offnadir-delta.com/api/v1/events/1323929327/thread" \
  -H "Authorization: Bearer ond_YOUR_API_KEY"

For situational awareness only — not for tracking or targeting individuals. Every claim above links to its reporting; satellite fields are the same values the API serves.