Magnetic Observations at International Polar Year Stations in Canada
During the First International Polar Year (1982-83) magnetic observatories were established in northern Canada at Fort Rae, Fort Conger, and Clearwater Fiord. Repeat magnetic observations made during the centenary of the First Polar Year enable a determination of the secular variation at each of the...
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1984
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ftunivcalgaryojs:oai:journalhosting.ucalgary.ca:article/65250 2023-05-15T14:19:15+02:00 Magnetic Observations at International Polar Year Stations in Canada Newitt, L.R. Dawson, E. 1984-01-01 application/pdf https://journalhosting.ucalgary.ca/index.php/arctic/article/view/65250 eng eng The Arctic Institute of North America https://journalhosting.ucalgary.ca/index.php/arctic/article/view/65250/49164 https://journalhosting.ucalgary.ca/index.php/arctic/article/view/65250 ARCTIC; Vol. 37 No. 3 (1984): September: 195–320; 255-262 1923-1245 0004-0843 International Polar Year 1882-83 Geomagnetism History Research stations International Polar Year 1932-33 Clearwater Fiord region Nunavut Fort Conger Old Fort Rae N.W.T info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion research-article 1984 ftunivcalgaryojs 2022-03-22T21:22:19Z During the First International Polar Year (1982-83) magnetic observatories were established in northern Canada at Fort Rae, Fort Conger, and Clearwater Fiord. Repeat magnetic observations made during the centenary of the First Polar Year enable a determination of the secular variation at each of these locations. During the last 100 years the declination has increased easterly by over 20 degrees at Fort Conger and at Clearwater Fiord; however, it has decreased by only 9 degrees at Fort Rae. The total intensity has decreased by over 1900 nT at Fort Rae, but at Clearwater Fiord and at Fort Conger the decrease has been about 1500 nT and 1000 nT respectively. This implies that the decrease in the non-dipole field evident over most of North America in recent times has not been as great in the high Arctic.Key words: Polar Year, Fort Conger, Fort Rae, Clearwater Fiord, Kingua Fiord, secular variation, magnetic field Mots clés: Année polaire, Fort Conger, Fort Rae, fjord Clearwater, fjord Kingua, variation séculaire, champ magnétique Article in Journal/Newspaper Arctic International Polar Year Nunavut University of Calgary Journal Hosting Canada Clearwater Fiord ENVELOPE(-67.447,-67.447,66.567,66.567) Fort Conger ENVELOPE(-64.742,-64.742,81.752,81.752) Nunavut Old Fort Rae ENVELOPE(-115.836,-115.836,62.650,62.650) Rae ENVELOPE(-116.053,-116.053,62.834,62.834) ARCTIC 37 3 |
institution |
Open Polar |
collection |
University of Calgary Journal Hosting |
op_collection_id |
ftunivcalgaryojs |
language |
English |
topic |
International Polar Year 1882-83 Geomagnetism History Research stations International Polar Year 1932-33 Clearwater Fiord region Nunavut Fort Conger Old Fort Rae N.W.T |
spellingShingle |
International Polar Year 1882-83 Geomagnetism History Research stations International Polar Year 1932-33 Clearwater Fiord region Nunavut Fort Conger Old Fort Rae N.W.T Newitt, L.R. Dawson, E. Magnetic Observations at International Polar Year Stations in Canada |
topic_facet |
International Polar Year 1882-83 Geomagnetism History Research stations International Polar Year 1932-33 Clearwater Fiord region Nunavut Fort Conger Old Fort Rae N.W.T |
description |
During the First International Polar Year (1982-83) magnetic observatories were established in northern Canada at Fort Rae, Fort Conger, and Clearwater Fiord. Repeat magnetic observations made during the centenary of the First Polar Year enable a determination of the secular variation at each of these locations. During the last 100 years the declination has increased easterly by over 20 degrees at Fort Conger and at Clearwater Fiord; however, it has decreased by only 9 degrees at Fort Rae. The total intensity has decreased by over 1900 nT at Fort Rae, but at Clearwater Fiord and at Fort Conger the decrease has been about 1500 nT and 1000 nT respectively. This implies that the decrease in the non-dipole field evident over most of North America in recent times has not been as great in the high Arctic.Key words: Polar Year, Fort Conger, Fort Rae, Clearwater Fiord, Kingua Fiord, secular variation, magnetic field Mots clés: Année polaire, Fort Conger, Fort Rae, fjord Clearwater, fjord Kingua, variation séculaire, champ magnétique |
format |
Article in Journal/Newspaper |
author |
Newitt, L.R. Dawson, E. |
author_facet |
Newitt, L.R. Dawson, E. |
author_sort |
Newitt, L.R. |
title |
Magnetic Observations at International Polar Year Stations in Canada |
title_short |
Magnetic Observations at International Polar Year Stations in Canada |
title_full |
Magnetic Observations at International Polar Year Stations in Canada |
title_fullStr |
Magnetic Observations at International Polar Year Stations in Canada |
title_full_unstemmed |
Magnetic Observations at International Polar Year Stations in Canada |
title_sort |
magnetic observations at international polar year stations in canada |
publisher |
The Arctic Institute of North America |
publishDate |
1984 |
url |
https://journalhosting.ucalgary.ca/index.php/arctic/article/view/65250 |
long_lat |
ENVELOPE(-67.447,-67.447,66.567,66.567) ENVELOPE(-64.742,-64.742,81.752,81.752) ENVELOPE(-115.836,-115.836,62.650,62.650) ENVELOPE(-116.053,-116.053,62.834,62.834) |
geographic |
Canada Clearwater Fiord Fort Conger Nunavut Old Fort Rae Rae |
geographic_facet |
Canada Clearwater Fiord Fort Conger Nunavut Old Fort Rae Rae |
genre |
Arctic International Polar Year Nunavut |
genre_facet |
Arctic International Polar Year Nunavut |
op_source |
ARCTIC; Vol. 37 No. 3 (1984): September: 195–320; 255-262 1923-1245 0004-0843 |
op_relation |
https://journalhosting.ucalgary.ca/index.php/arctic/article/view/65250/49164 https://journalhosting.ucalgary.ca/index.php/arctic/article/view/65250 |
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