 |
Summary Results of Regional Magnetic Survey Questionnaire
Countries contacted (no. organisations if > 1) |
Response |
Observatories |
Current status of absolute observation network |
| ALBANIA |
Yes |
0 | 10 repeat stations occupied 1994-1996 with assistance from Italy |
| ALGERIA |
|
1 |
|
| ANGOLA |
|
0 |
|
| ARGENTINA |
|
3 |
|
| AUSTRALIA |
Yes |
8 | 15 repeat stations occupied every 1-2 years |
| AUSTRIA |
|
1 |
|
| BELGIUM |
|
2 |
|
| BOLIVIA |
|
1 |
|
| BOTSWANA |
Yes |
0 | 5 repeat stations occupied in 1998-2000 with assistance from South Africa |
| BRAZIL |
|
2 |
|
| BULGARIA |
|
1 |
|
| CANADA |
Yes |
12 | 5 primary repeat stations occupied every 2 years, 7 secondary stations occupied every 3-4 years and 2 tertiary stations whenever possible |
| CHINA (2) |
|
18 |
|
| COLOMBIA |
Yes |
1 | ~ 80 stations at least every 5 years |
| COSTA RICA |
|
1 |
|
| CROATIA |
Yes |
0 | no network but plans to establish 1-2 stations |
| CUBA |
Yes |
1 | ~35 stations occupied whenever possible |
| CZECH REPUBLIC |
Yes |
1 | 6 repeat stations occupied every 2 years |
| DENMARK |
Yes |
4 | no network |
| DOMINION REPUBLIC OF CONGO |
|
0 |
|
| EGYPT |
|
1 |
|
| ESTONIA |
Yes |
0 | no network |
| ETHIOPIA |
Yes |
1 | no network |
| FINLAND (2) |
Yes |
2 | 4 pulsation stations, at least one absolute |
| FRANCE |
Yes |
1 | 33 repeat stations occupied every 5 years |
| FRANCE – OVERSEAS |
Yes |
7 | 4 stations occupied in Antarctic and sub-Antarctic islands whenever possible |
| GEORGIA |
Yes |
1 | 13-station network lapsed |
| GERMANY (2) |
Yes |
3 | ~40 repeat stations occupied every 4 years |
| GREECE |
Yes |
1 | 100 stations occupied by the military – data published as D chart only |
| HUNGARY (2) |
Yes |
2 | 195 stations occupied in 1994-5. Plans to occupy 20 primary stations every 5 years and remaining secondary stations every 15 years. |
| ICELAND |
Yes |
1 | 3 repeat stations occupied every 1-4 years |
| INDIA (3) |
Yes |
10 | no network |
| INDONESIA |
Yes |
2 | 53 stations occupied 1994-6, plans to resurvey every 5 years, Australia assisting |
| IRAN |
Yes |
0 | no vector observations, intermittent F observations at Tehran observatory |
| IRAQ |
|
0 |
|
| IRELAND |
Yes |
1 | 9 stations occupied in 1995 |
| ISRAEL |
Yes |
1 | 3 repeat stations occupied every 3-5 years |
| ITALY |
Yes |
3 | 8 repeat stations occupied in 1998, ~2500 vector observations 1977-82 |
| JAPAN (4) |
Yes |
8 | 12 repeat stations occupied every 5 years (Maritime Safety Agency) and ~100 repeat stations occupied at a rate of ~3/year (Geographical Survey Institute) |
| KAZAKHSTAN |
Yes |
1 | no network |
| KENYA |
Yes |
0 | no network |
| KOREA |
Yes |
0 | F observations at 4 sites |
| LUXEMBURG |
|
0 |
|
| MADAGASCAR |
|
1 |
|
| MALAWI |
Yes |
0 | no network |
| MALAYSIA |
Yes |
0 | no network |
| MEXICO |
|
1 |
|
| MONGOLIA |
|
0 |
|
| MOROCCO |
|
0 |
|
| MOZAMBIQUE |
Yes |
1 | network lapsed |
| NEW ZEALAND |
Yes |
3 | 30 repeat stations occupied every 3 years |
| NIGERIA |
Yes |
0 | no network |
| NORWAY (2) |
|
4 |
|
| PAKISTAN (2) |
Yes |
2 | no network |
| PAPUA NEW GUINEA |
|
0 |
|
| PERU |
Yes |
2 | 7 stations occupied 1992-3 as part of International Equatorial Electrojet Year |
| PHILIPPINES |
|
0 |
|
| POLAND |
|
3 |
|
| PORTUGAL |
Yes |
1 | no network |
| ROMANIA |
Yes |
1 | 28 repeat stations occupied every 5 years |
| RUSSIA (3) |
Yes |
14 | network lapsed |
| SLOVAK REPUBLIC |
Yes |
1 | 12 repeat stations occupied every 2 years |
| SLOVENIA |
|
0 |
|
| SOUTH AFRICA |
Yes |
3 | 63 repeat stations occupied every 5 years |
| SPAIN (3) |
Yes |
5 | 40 repeat stations occupied every 3 years |
| SUDAN |
|
0 |
|
| SWEDEN (2) |
|
4 |
|
| SWITZERLAND |
|
0 |
|
| TAIWAN, REPUBLIC OF CHINA |
|
1 |
|
| TANZANIA |
|
0 |
|
| THAILAND |
Yes |
0 | ~15 repeat stations occupied in 1996 |
| TUNISIA |
|
0 |
|
| TURKEY (2) |
|
1 | 85 repeat stations occupied every 5 years, data confidential |
| U.K. |
Yes |
6 | 51 repeat stations occupied every 3-5 years |
| U.S.A. |
Yes |
13 | 24 repeat stations occupied every 3-5 years |
| UKRAINE |
Yes |
4 | network lapsed |
| VENEZUALA |
|
0 |
|
| VIETNAM |
Yes |
1 | 56 repeat stations occupied every 6 years |
| YUGOSLAVIA |
Yes |
1 | 5 repeat stations occupied every 3 years |
| ZAMBIA |
Yes |
0 | no network |
| ZIMBABWE |
|
0 |
|
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For page content questions please contact: Susan Macmillan
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URL: http://www.ngdc.noaa.gov/IAGA/vmod/repeat_survey.html
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