NAVAREA XI 26-0477
H3 rocket launch - debris released in western North Pacific
Warning text
AnalysisNotable
No longer in forceH3 rocket launch with release of falling elements reported in the western part of the North Pacific. The message cancels NAVAREA XI 0465/26 and itself. No times or positions are given. Mariners should be aware of potential falling debris in the area.
Keep clear of the area and maintain a sharp lookout; navigate with caution and avoid the reported area.
Background (general knowledge, not from the warning)
H3 is a Japanese space launch vehicle developed and operated by Japanese organisations. Japanese H3 launches are frequently conducted from the Tanegashima range and produce downrange falling stages and debris released over the sea. Notices of ‘‘elements fall released’’ indicate that separated rocket stages or debris are known to be in the sea area downrange of the launch corridor, presenting a danger to surface craft. Mariners in the western North Pacific should treat the general area as hazardous until official all-clear messages are issued.
- Type
- Missile / rocket launch · severity high
- Feed
- Rocket launches and space debrisAll warnings of this kind on the map, or as an API feed.
- Location
- North Pacific, western part
- Hazards
- rocket launch debris, falling rocket elements
- Cancels
- 0465/26
Worked out automatically from the warning text on 20 Oct 2026, 00:47 UTC; the background is general knowledge, not from the warning. It can be wrong: the official warning text is the authority.
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