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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">dpg</journal-id><journal-title-group><journal-title xml:lang="ru">Динамические процессы в геосферах</journal-title><trans-title-group xml:lang="en"><trans-title>Dynamic Processes in Geospheres</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2222-8535</issn><issn pub-type="epub">2949-0995</issn><publisher><publisher-name>IDG RAS</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.26006/29490995_2024_16_1_15</article-id><article-id custom-type="elpub" pub-id-type="custom">dpg-187</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>КАТАСТРОФИЧЕСКИЕ ПРИРОДНЫЕ СОБЫТИЯ И ПАДЕНИЯ КОСМИЧЕСКИХ ТЕЛ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CATASTROPHIC NATURAL EVENTS AND FALLS OF SPACE BODIES</subject></subj-group></article-categories><title-group><article-title>ВЛИЯНИЕ СКОРОСТИ ВРАЩЕНИЯ ЗЕМЛИ НА ЧАСТОТУ ФУНДАМЕНТАЛЬНОЙ МОДЫ 0S2</article-title><trans-title-group xml:lang="en"><trans-title>THE EFFECT OF THE EARTHʼS ROTATION SPEED TO THE FREQUENCY OF THE FUNDAMENTAL MODE 0S2</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9893-6832</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Спивак</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Spivak</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Главный научный сотрудник ИДГ РАН, профессор кафедры "Теоретическая и экспериментальная физика геосистем" МФТИ</p><p> </p></bio><email xlink:type="simple">aaspivak100@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4904-5309</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Локтев</surname><given-names>Д. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Loktev</surname><given-names>D. N.</given-names></name></name-alternatives><email xlink:type="simple">dm.loktev@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тихонова</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Tikhonova</surname><given-names>A. V.</given-names></name></name-alternatives><email xlink:type="simple">tikhonova@idg.ras.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Харламов</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kharlamov</surname><given-names>V. A.</given-names></name></name-alternatives><email xlink:type="simple">vladimkharlamov@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru">Институт динамики геосфер имени академика М.А. Садовского РАН<country>Россия</country></aff><aff xml:lang="en">Sadovsky Institute of Geospheres Dynamics of Russian Academy of Sciences<country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>13</day><month>05</month><year>2024</year></pub-date><volume>16</volume><issue>1</issue><fpage>15</fpage><lpage>24</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Спивак А.А., Локтев Д.Н., Тихонова А.В., Харламов В.А., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Спивак А.А., Локтев Д.Н., Тихонова А.В., Харламов В.А.</copyright-holder><copyright-holder xml:lang="en">Spivak A.A., Loktev D.N., Tikhonova A.V., Kharlamov V.A.</copyright-holder><license license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.dyngeo.ru/jour/article/view/187">https://www.dyngeo.ru/jour/article/view/187</self-uri><abstract><p>Анализируется частота фундаментальной моды F собственных колебаний Земли 0S2, выделенная в спектрах геомагнитных вариаций в Геофизической обсерватории (ГФО) «Михнево» ИДГ РАН, в период сильных землетрясений. Показано, что величина F принимает разные значения в зависимости от даты события, причем значения F выше в периоды, характеризующиеся уменьшением скорости вращения Земли, и ниже – в периоды ее увеличения. По результатам сопоставительного анализа результатов магнитных измерений и данных каталога открытого доступа IERS получена эмпирическая зависимость между вариациями F и скоростью вращения Земли.</p></abstract><trans-abstract xml:lang="en"><p>The frequency of the fundamental mode F of the Earth’s natural oscillations 0S2, identified in the spectra of geomagnetic variations at the Mikhnevo observatory of the IDG RAS, during strong earthquakes is analyzed. It is shown that the value of F takes different values depending on the date of the event, and the values of F are higher during periods characterized by a decrease in the Earth’s rotation rate, and lower during periods of its increase. Based on the results of a comparative analysis of the results of magnetic measurements and the data of the IERS open access catalog, an empirical relationship was obtained between the variations in F and the Earth’s rotation rate.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>Земля</kwd><kwd>собственные колебания</kwd><kwd>скорость вращения</kwd><kwd>магнитное поле</kwd><kwd>вариации</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Earth</kwd><kwd>natural vibrations</kwd><kwd>rotation speed</kwd><kwd>magnetic field</kwd><kwd>variations</kwd></kwd-group><funding-group xml:lang="ru"><funding-statement>Исследования выполнены в рамках государственного задания Министерства науки и высшего образования (тема № 122032900185-5)</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title></ref-list><fn-group><fn fn-type="conflict"><p>The authors declare that there are no conflicts of interest present.</p></fn></fn-group></back></article>
