浙航警937/26
Sea trials by vessel Shuang Yu 16 in East China Sea on 14 Oct
No longer in forceReceived 13 Oct 2026, 09:58 UTCArchived 15 Oct 2026, 06:30 UTC
Warning text
Positions open on the mapZHEHANGJING 937/26 EAST CHINA SEA, SEA TRIAL CONDUCTED BY VESSEL "SHUANG YU 16" FROM 1100 TO 1800 ON 14 OCT IN AREA BOUNDED BY 30-18.50N 122-19.00E, 30-18.50N 122-33.50E, 30-21.50N 122-33.50E AND 30-21.50N 122-19.00E. WIDE BERTH REQUESTED.
Location map
Open in the full mapAnalysis
No longer in forceThe vessel Shuang Yu 16 will conduct sea trials in a rectangular area of the East China Sea. Activity is scheduled 11:00 to 18:00 UTC on 14 October. Mariners are requested to give the area a wide berth.
Give the trial area a wide berth and navigate with caution.
- Type
- Offshore operations · severity moderate
- Feed
- Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
- Location
- East China Sea, area bounded by the four listed positions
- Validity
- From 14 Oct 2026, 11:00 UTC
Until 14 Oct 2026, 18:00 UTC1100时至1800时10月14日 / from 1100 to 1800 on 14 Oct - Activity periods
- 14 Oct 2026, 11:00 UTC - 14 Oct 2026, 18:00 UTC (sea trials by vessel Shuang Yu 16)
- Hazards
- sea trials, maneuvering vessel
Vessels involved
- SHUANG YU 16 · trial vessel
Coast stations for this area
- RCCMRSC NingboChina59 NM from the area
- RCCMRCC ShanghaiChina79 NM from the area
- RCCRCC JejuRepublic of Korea278 NM from the area
- DSCDSC Station Ningbo RadioMRSC NingboChinaMMSI 004122400VHF 25, MF 100range 100 NM58 NM from the area
- DSCDSC Station Dalian RadioMRCC ShanghaiChinaMMSI 004122100VHF 25, MF 100range 100 NM71 NM from the area
- DSCDSC Station Wenzhou RadioWenzhou HASChinaMMSI 004122500MF 100range 100 NM171 NM from the area
- DSCDSC Station Seoul RadioRCC JejuRepublic of KoreaMMSI 004400701VHF 25, MF 250range 250 NM276 NM from the area
- DSCDSC Station Jeju Coast Guard Station, Jeju VTSRCC JejuRepublic of KoreaMMSI 004401005VHF 25, MF 250, HFrange 250 NM280 NM from the area
Worked out automatically from the warning text on 13 Oct 2026, 10:57 UTC. It can be wrong: the official warning text is the authority.