Long March 4B launches six Yaogan reconnaissance satellites for China
China launched six Yaogan 53 and 56 series reconnaissance satellites on a Long March 4B rocket, per Launch Library tracking data.
// sources · 1 attached
what happened
A Long March 4B rocket launched six Chinese military reconnaissance satellites, designated Yaogan 53-07 to 09 and Yaogan 56-19 to 21, into low Earth orbit on October 23, per Launch Library 2's tracking data. The satellites' specific purposes are not publicly disclosed.
why it matters
Yaogan launches are a recurring cadence addition to China's military remote-sensing fleet; the scale and revisit rate of that constellation matters to anyone tracking China's space-based surveillance capacity, even though no trade or mainstream outlet had independently reported this specific launch at the time of writing.
signal-to-noise
WIDELY REPORTED
4/5
leadtier 4 of 5 on its owncorrob-1 earned from 1 rule
calculation
4base tier 4 from lead source class "aggregator" (Launch Library 2 (TheSpaceDevs)) ll.thespacedevs.com-1corroboration crawl ran and found nothing+1survived uncontested past the persistence window (caps at 4)
= 4current score, recomputed by the engine on every change
movements
3→42026-11-06 · survived uncontested past the persistence window (caps at 4)
scorer v2how scores work →
quick facts
- Companies
- CASC
- Category
- launch
- Impact
- noise
- SNR
- 4 / 5
- Event date
- 2026-10-23
- Published
- 2026-10-23 21:58 UTC