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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3NU2AGH
Repositorysid.inpe.br/mtc-m21b/2017/05.22.12.52
Last Update2017:05.22.12.52.57 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m21b/2017/05.22.12.52.57
Metadata Last Update2018:06.04.02.27.28 (UTC) administrator
DOI10.1002/2017JA024009
ISSN2169-9402
Citation KeyVenkateshRamFagSeeBat:2017:PaDa17
TitleElectrodynamic disturbances in the Brazilian equatorialand low-latitude ionosphere on St. Patrick’s Daystorm of 17 March 2015
Year2017
MonthApr.
Access Date2024, May 15
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size3836 KiB
2. Context
Author1 Venkatesh, K.
2 Ram, S. Tulasi
3 Fagundes, P. R.
4 Seemala, Gopi K.
5 Batista, Inez Staciarini
Resume Identifier1
2
3
4
5 8JMKD3MGP5W/3C9JHDA
Group1
2
3
4
5 DIDAE-CGCEA-INPE-MCTIC-GOV-BR
Affiliation1 Universidade do Vale do Paraíba (UNIVAP)
2 Indian Institute of Geomagnetism
3 Universidade do Vale do Paraíba (UNIVAP)
4 Indian Institute of Geomagnetism
5 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 venkatkau@gmail.com
2
3
4
5 inez.batista@inpe.br
JournalJournal of Geophysical Research: Space Physics
Volume122
Number4
Pages4553-4570
History (UTC)2017-05-22 12:52:58 :: simone -> administrator ::
2017-05-22 12:52:58 :: administrator -> simone :: 2017
2017-05-22 13:23:27 :: simone -> administrator :: 2017
2018-06-04 02:27:28 :: administrator -> simone :: 2017
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
Keywordsequatorial ionization anomaly
prompt penetration electric field
St. Patrick's day storm
super fountain effect
AbstractThe St. Patrick's Day storm of 17 March 2015 has a long-lasting main phase with the Dst reaching a minimum of −223 nT. During the main phase, two strong prompt penetration electric field (PPEF) phases took place; first with the southward turning of IMF Bz around ~1200 UT and the second with the onset of a substorm around ~1725 UT leading to strong equatorial zonal electric field enhancements. The consequent spatiotemporal disturbances in the ionospheric total electron content and the resultant modifications in the equatorial ionization anomaly (EIA) over the Brazilian longitudinal sector are investigated in detail. The simultaneous measurements from a large network of GPS receivers, ionosonde, and magnetometers over the Brazilian longitudinal sector are used for this study. In the presence of enhanced zonal electric field, the equatorial F2 layer peak (hmF2) experienced a rapid uplift without any significant change in the base height (h′F); while the F2 layer is redistributed into F2 and F3 layers. The enhanced zonal electric filed due to PPEF led to the strong super fountain effect under which the anomaly crest departed poleward to ~40°S latitude. In the presence of westward and equatorward wind surge over Brazil with the coexisting disturbance dynamo fields, strong hemispheric asymmetry is seen in the storm time response of EIA during both the PPEF phases.
AreaCEA
Arrangementurlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDAE > Electrodynamic disturbances in...
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4. Conditions of access and use
data URLhttp://mtc-m21b.sid.inpe.br/ibi/8JMKD3MGP3W34P/3NU2AGH
zipped data URLhttp://mtc-m21b.sid.inpe.br/zip/8JMKD3MGP3W34P/3NU2AGH
Languageen
Target FileVenkatesh_electrodynamic.pdf
User Groupsimone
Reader Groupadministrator
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Visibilityshown
Archiving Policydenypublisher6 allowfinaldraft
Read Permissionallow from all
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3ETL868
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.50.14 2
sid.inpe.br/bibdigital/2013/09.29.20.43 1
DisseminationWEBSCI; AGU; MGA; COMPENDEX.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
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