Chairman : B. G. Harsson (Norway)


I- Mandate

 The mandate of GALOS is to formulate recommendations concerning geodetic aspects of international maritime boundary delimitation within the framework of the Law of the Sea Convention 1982 for the IAG member countries. The geodetic tasks involved in the delimitation are:

1) Accurate area determination.

2) Definition of offshore limits, both geometrical and as continental shelf limits.

3) Definition of equidistant boundaries.

4) Definition of partial effect boundaries.

5) Determination of base points.

II- Program of work since 1999

At the international ABLOS conference in Monaco 1999, under the title “Technical aspects of Maritime Boundary delineation and delimitation” GALOS was offered to convene the session for geodetic aspects. Seven presentations were given in this session. All together the conference had four sessions during two days in September. The proceedings were published by the International Hydrographic Bureau in Monaco.

After the ABLOS conference a GALOS business meeting was held in Monaco.

A new GALOS web-site is finished at the address:

Also for the next international ABLOS conference “Accuracies and Uncertainties in Maritime Boundaries and Outer Limits”, which will be held in Monaco 18 – 19 October 2001, GALOS is offered to convene one session.


III- Members

Members are:
G. Carrera  (Canada/Mexico)
E. W. Grafarend  (Germany)
D. Grant  (New Zealand)
E. Groten  (Germany)
B. G. Harsson  (Norway) -          Chairman 
H. G. Henneberg (Venezuela)
K. de Jong (The Netherlands)
F. Madsen (Denmark)
S. Mira (Indonesia)
B. Murphy  (Australia)
S. Nichols  (Canada)
S. Oszczak (Poland)
C. Rizos  (Australia)
G. Seeber  (Germany)
M. Sasaki  (Japan)
A. B. H. Salem (Tunisia)
L. E. Sj÷berg (Sweden)
W. A. van Gein (The Netherlands)
P. Vanicek (Canada)
J. D. Zund (USA)
T. Katsura  (Japan)
N. R. Guy (South Africa)

The relation GALOS - ABLOS

The chairman of GALOS is appointed as one of the three IAG-members in ABLOS, which has all together 10 members. ABLOS is the Advisory Board on Hydrographic, Geodetic and Marine Geo-Scientific Aspects of the Law of the Sea. The other seven members of ABLOS are: 3 appointed from the International Hydrographic Organization (IHO), 3 from the Intergovernmental Oceanographic Commission (IOC) and the Division for Ocean Affairs and the Law of the Sea of the UN Office of Legal Affairs (DOALOS) has one representative in an ex-officio capacity.

The web-address to ABLOS is:



GALOS-member Jack Weightman dead.

It is with the deepest regret that we had to announce the passing away of our colleague Jack Weightman the 15th January 2001 after a short illness. He had been an active member of GALOS since GALOS started up in 1988.




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