{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,16]],"date-time":"2026-05-16T23:59:59Z","timestamp":1778975999985,"version":"3.51.4"},"reference-count":69,"publisher":"American Geophysical Union (AGU)","issue":"A11","license":[{"start":{"date-parts":[[2007,11,10]],"date-time":"2007-11-10T00:00:00Z","timestamp":1194652800000},"content-version":"vor","delay-in-days":9,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J. Geophys. Res."],"published-print":{"date-parts":[[2007,11]]},"abstract":"<jats:p>We statistically study the solar wind control of Pc5 magnetic pulsations at geosynchronous orbit. Solar wind conditions are quantified with the use of proton measurements at L1 from the ACE spacecraft that are propagated to the bow shock nose. In addition to the solar wind velocity, <jats:italic>V<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub>, density, <jats:italic>N<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub>, and dynamic pressure, <jats:italic>P<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub>, we also consider the dynamic pressure variance in the Pc5 band, Var<jats:italic>P<\/jats:italic><jats:sub>sw<\/jats:sub>. Pc5 pulsation parameters are derived from the GOES 8 magnetic field measurements at geosynchronous orbit at \u223c10\u00b0 magnetic latitude. The pulsations are quantified by three parameters: <jats:italic>S<\/jats:italic><jats:sub><jats:italic>y<\/jats:italic><\/jats:sub>, total power of the azimuthal magnetic field component in the 1.6\u2010 to 6.7\u2010mHz Pc5 band; <jats:italic>S<\/jats:italic><jats:sub><jats:italic>z<\/jats:italic><\/jats:sub>, total power of the field\u2010aligned (compressional) component in the same band; and <jats:italic>S<\/jats:italic><jats:sub>tor<\/jats:sub>, the azimuthal power of narrow\u2010band Pc5 oscillations attributed to the fundamental toroidal standing Alfv\u00e9n waves. All parameters are computed in non\u2010overlapping 1\u2010h time windows and then used in linear correlation analysis. We find that all pulsation parameters are positively correlated with <jats:italic>P<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub> and Var<jats:italic>P<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub> with a correlation coefficient of up to \u223c0.7 on the dayside. While the correlation of pulsation parameters with the solar wind velocity and density is also positive, the correlation coefficients are smaller. We discuss three mechanisms relevant to the observed <jats:italic>P<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub> and Var<jats:italic>P<\/jats:italic><jats:sub>sw<\/jats:sub> control of pulsation power: (1) solar wind\u2010forcing of magnetic pulsations (breathing mode); (2) <jats:italic>P<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub> control of the magnetopause\u2010satellite distance, which results in the <jats:italic>P<\/jats:italic><jats:sub><jats:italic>sw<\/jats:italic><\/jats:sub> dependence of the amplitude of surface waves observed at the satellite; and (3) coupling of impulsively excited fast mode waves to toroidal standing Alfv\u00e9n waves.<\/jats:p>","DOI":"10.1029\/2007ja012483","type":"journal-article","created":{"date-parts":[[2007,11,9]],"date-time":"2007-11-09T21:00:27Z","timestamp":1194642027000},"source":"Crossref","is-referenced-by-count":90,"title":["Solar wind control of Pc5 pulsation power at geosynchronous orbit"],"prefix":"10.1029","volume":"112","author":[{"given":"Kazue","family":"Takahashi","sequence":"first","affiliation":[{"name":"Applied Physics Laboratory Johns Hopkins University  Laurel Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aleksandr Y.","family":"Ukhorskiy","sequence":"additional","affiliation":[{"name":"Applied Physics Laboratory Johns Hopkins University  Laurel Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"13","published-online":{"date-parts":[[2007,11,10]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA095iA07p10495"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1029\/GM081p0183"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA086iA03p01325"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1029\/2002JA009801"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA089iA05p02765"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1029\/93JA02905"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA079i007p01024"},{"key":"e_1_2_6_9_1","doi-asserted-by":"publisher","DOI":"10.1029\/90JA02346"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1029\/2001JA009202"},{"key":"e_1_2_6_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/0273-1177(88)90135-4"},{"key":"e_1_2_6_12_1","doi-asserted-by":"publisher","DOI":"10.1029\/97JA03143"},{"key":"e_1_2_6_13_1","doi-asserted-by":"publisher","DOI":"10.1029\/2000JA900037"},{"key":"e_1_2_6_14_1","doi-asserted-by":"publisher","DOI":"10.1029\/2001JA000054"},{"key":"e_1_2_6_15_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA084iA11p06694"},{"key":"e_1_2_6_16_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-65980-5"},{"key":"e_1_2_6_17_1","doi-asserted-by":"publisher","DOI":"10.1029\/GL010i008p00765"},{"key":"e_1_2_6_18_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA081i019p03234"},{"key":"e_1_2_6_19_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA093iA02p00877"},{"key":"e_1_2_6_20_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA089iA07p05495"},{"key":"e_1_2_6_21_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA079i034p05187"},{"key":"e_1_2_6_22_1","doi-asserted-by":"publisher","DOI":"10.1029\/2002JA009676"},{"key":"e_1_2_6_23_1","doi-asserted-by":"publisher","DOI":"10.1029\/2001GL014405"},{"key":"e_1_2_6_24_1","doi-asserted-by":"publisher","DOI":"10.1029\/2002JA009342"},{"key":"e_1_2_6_25_1","doi-asserted-by":"publisher","DOI":"10.1029\/GL015i011p01271"},{"key":"e_1_2_6_26_1","doi-asserted-by":"publisher","DOI":"10.5636\/jgg.37.759"},{"key":"e_1_2_6_27_1","doi-asserted-by":"publisher","DOI":"10.1016\/0021-9169(85)90111-4"},{"key":"e_1_2_6_28_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA094iA06p06933"},{"key":"e_1_2_6_29_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA094iA12p17097"},{"key":"e_1_2_6_30_1","doi-asserted-by":"publisher","DOI":"10.1029\/1999JA900168"},{"key":"e_1_2_6_31_1","series-title":"Geophysical Monograph","first-page":"424","volume-title":"Solar Wind Sources of Magnetospheric Ultra\u2010Low\u2010Frequency Waves","author":"Luhmann J. G.","year":"1994"},{"key":"e_1_2_6_32_1","doi-asserted-by":"publisher","DOI":"10.1029\/1998JA900026"},{"key":"e_1_2_6_33_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jastp.2003.10.002"},{"key":"e_1_2_6_34_1","doi-asserted-by":"publisher","DOI":"10.1029\/2000GL003822"},{"key":"e_1_2_6_35_1","doi-asserted-by":"publisher","DOI":"10.1029\/2001JA000002"},{"key":"e_1_2_6_36_1","doi-asserted-by":"publisher","DOI":"10.1029\/94JA03368"},{"key":"e_1_2_6_37_1","doi-asserted-by":"publisher","DOI":"10.1023\/A:1005040232597"},{"key":"e_1_2_6_38_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA087iA06p04405"},{"key":"e_1_2_6_39_1","doi-asserted-by":"publisher","DOI":"10.1029\/JZ069i009p01861"},{"key":"e_1_2_6_40_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA087iA08p05911"},{"key":"e_1_2_6_41_1","doi-asserted-by":"publisher","DOI":"10.1029\/2002JA009784"},{"key":"e_1_2_6_42_1","doi-asserted-by":"publisher","DOI":"10.1029\/2002JA009386"},{"key":"e_1_2_6_43_1","doi-asserted-by":"publisher","DOI":"10.1029\/JZ072i015p04026"},{"key":"e_1_2_6_44_1","doi-asserted-by":"publisher","DOI":"10.1029\/98GL02801"},{"key":"e_1_2_6_45_1","doi-asserted-by":"publisher","DOI":"10.1029\/2002JA009448"},{"key":"e_1_2_6_46_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00585-995-0926-x"},{"key":"e_1_2_6_47_1","doi-asserted-by":"publisher","DOI":"10.1029\/98JA01103"},{"key":"e_1_2_6_48_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA094iA03p02505"},{"key":"e_1_2_6_49_1","doi-asserted-by":"publisher","DOI":"10.1029\/2005JA011587"},{"key":"e_1_2_6_50_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA084iA12p07213"},{"key":"e_1_2_6_51_1","series-title":"Proc. SPIE Int. Soc. Opt. Eng.","volume-title":"GOES\u20108 and Beyond","author":"Singer H. J.","year":"1996"},{"key":"e_1_2_6_52_1","doi-asserted-by":"publisher","DOI":"10.1016\/0032-0633(68)90100-1"},{"key":"e_1_2_6_53_1","doi-asserted-by":"publisher","DOI":"10.1016\/0032-0633(74)90078-6"},{"key":"e_1_2_6_54_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA081i019p03340"},{"key":"e_1_2_6_55_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA095iA03p02301"},{"key":"e_1_2_6_56_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA087iA03p01504"},{"key":"e_1_2_6_57_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA089iA08p06758"},{"key":"e_1_2_6_58_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA095iA10p17179"},{"key":"e_1_2_6_59_1","doi-asserted-by":"publisher","DOI":"10.1029\/2001JA000197"},{"key":"e_1_2_6_60_1","doi-asserted-by":"publisher","DOI":"10.1016\/0032-0633(89)90066-4"},{"key":"e_1_2_6_61_1","doi-asserted-by":"publisher","DOI":"10.1029\/2004JA010798"},{"key":"e_1_2_6_62_1","doi-asserted-by":"publisher","DOI":"10.1029\/2005JA011017"},{"key":"e_1_2_6_63_1","doi-asserted-by":"publisher","DOI":"10.1029\/2005GL024380"},{"key":"e_1_2_6_64_1","doi-asserted-by":"publisher","DOI":"10.1029\/1999JA900015"},{"key":"e_1_2_6_65_1","doi-asserted-by":"publisher","DOI":"10.1029\/2001JA009188"},{"key":"e_1_2_6_66_1","doi-asserted-by":"publisher","DOI":"10.1029\/JZ066i012p04097"},{"key":"e_1_2_6_67_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA080i013p01764"},{"key":"e_1_2_6_68_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA086iA09p07507"},{"key":"e_1_2_6_69_1","doi-asserted-by":"publisher","DOI":"10.1029\/JA092iA01p00168"},{"key":"e_1_2_6_70_1","doi-asserted-by":"publisher","DOI":"10.1029\/2001JA005091"}],"container-title":["Journal of Geophysical Research: Space Physics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1029%2F2007JA012483","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/pdf\/10.1029\/2007JA012483","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,10,31]],"date-time":"2023-10-31T12:18:56Z","timestamp":1698754736000},"score":1,"resource":{"primary":{"URL":"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/10.1029\/2007JA012483"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2007,11]]},"references-count":69,"journal-issue":{"issue":"A11","published-print":{"date-parts":[[2007,11]]}},"alternative-id":["10.1029\/2007JA012483"],"URL":"https:\/\/doi.org\/10.1029\/2007ja012483","archive":["Portico"],"relation":{},"ISSN":["0148-0227"],"issn-type":[{"value":"0148-0227","type":"print"}],"subject":[],"published":{"date-parts":[[2007,11]]},"article-number":"2007JA012483"}}