Cable ops · Research

Seismic survey is being conducted by vessel Ramform Sovereign towing twelve 10050-meter cables in Selat Makasar until further notice.

Selat Makasar · NAVAREA XI 34/26

issued
2026-01-27 09:00Z
status
in force
authority
Japan Coast Guard (JHOD)
position
-0.730, 118.079
source
jhod · first seen 2026-08-17 13:42Z

Original warning text

SELAT MAKASAR.
SEISMIC SURVEY WORKS BY S/V RAMFORM
SOVEREIGN TOWING TWELVE CABLES, EACH
10050 METRE LONG. UNTIL FURTHER NOTICE.
AREA BOUNDED BY 00-10.3S 117-49.0E
00-10.3S 117-50.2E 00-52.5S 117-50.2E
01-30.6S 117-26.9E 01-33.7S 117-31.8E
01-44.2S 117-25.4E 01-50.3S 117-36.3E
01-55.3S 117-45.7E 01-23.4S 118-03.7E
01-20.8S 117-59.4E 01-16.5S 118-00.7E
01-16.5S 118-08.6E 01-33.6S 118-08.6E
01-33.6S 118-33.5E 00-47.9S 118-33.7E
00-48.0S 118-27.7E 00-14.0N 118-28.0E
00-14.0N 118-10.1E 00-31.9N 118-10.1E
00-32.0N 117-47.8E.

Conditions at the position · now

loading…

Open-Meteo Marine / Open-Meteo · GEBCO 2020 · model data at the centroid, not an observation

This area · cable & pipeline work

18 within 180 nm since 2003 · 1 in the last 12 months · 1 in force now

03
05
10
15
20
25
26

Season · when cable & pipeline work happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Nearby now · within 120 nm

Worldwide now

35 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.