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1. Identity statement
Reference TypeJournal Article
Sitemtc-m16b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier6qtX3pFwXQZGivnK2Y/ShroQ
Repositorysid.inpe.br/mtc-m17@80/2007/11.27.13.35   (restricted access)
Last Update2007:11.27.13.35.15 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m17@80/2007/11.27.13.35.16
Metadata Last Update2018:06.05.03.35.32 (UTC) administrator
Secondary KeyINPE-14991-PRE/9902
DOI10.1016/j.asr.2007.02.006
ISSN0273-1177
Citation KeyKane:2007:SoTeEf
TitleSolar terrestrial effects of two distinct types
Year2007
Access Date2024, Apr. 27
Secondary TypePRE PI
Number of Files1
Size445 KiB
2. Context
AuthorKane, Rajaram Purushottam
Resume Identifier8JMKD3MGP5W/3C9JJ4U
GroupDGE-INPE-MCT-BR
AffiliationInstituto Nacional de Pesquisas Espaciais (INPE)
JournalAdvances in Space Research
Volume39
Number12
Pages1890-1897
History (UTC)2007-12-19 14:18:33 :: simone -> administrator ::
2008-06-29 02:37:34 :: administrator -> simone ::
2011-05-28 02:47:33 :: simone -> administrator ::
2012-10-24 00:03:39 :: administrator -> simone :: 2007
2013-02-20 15:20:08 :: simone -> administrator :: 2007
2018-06-05 03:35:32 :: administrator -> marciana :: 2007
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
KeywordsSolar parameters
Sunspot cycle
Interplanetary parameters
Terrestrial parameters
AbstractThe occurrence frequencies or fluxes of most of the solar phenomena show a 11-year cycle like that of sunspots. However, the average characteristics of these phenomena may not show a 11-year cycle. Among the terrestrial parameters, some related directly to the occurrence frequencies of solar phenomena (for example, ionospheric number densities related to solar EUV fluxes which show 11-year cycle like sunspots) show 11-year cycles, including the double-peak structures near sunspot maxima. Other terrestrial parameters related to average characteristics may not show 11-year sunspot cycles. For example, long-term geomagnetic activity (Ap or Dst indices) is related to the average interplanetary solar wind speed V and the total magnetic field B. The average values of V depend not on the occurrence frequency of ICMEs and/or CIRs as such, but on the relative proportion of slow and high-speed events in them. Hence, V values (and Ap values) in any year could be low, normal or high irrespective of the phase of the 11-year cycle, except that during sunspot minimum, V (and Ap) values are also low. However, 23 years after the solar minimum (well before sunspot maximum), V values increase, oscillate near a high level for several years, and may even increase further during the declining phase of sunspot activity, due to increased influence of high-speed CIRs (corotating interplanetary regions). Thus, Ap would have no fixed relationship with sunspot activity. If some terrestrial parameter shows a 11-year cycle, chances are that the solar connection is through the occurrence frequencies (and not average characteristics) of some solar parameter.
AreaCEA
Arrangementurlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDGE > Solar terrestrial effects...
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4. Conditions of access and use
Languageen
Target Filesolar terrestrial effects.pdf
User Groupadministrator
simone
Visibilityshown
Copy HolderSID/SCD
Archiving Policydenypublisher denyfinaldraft24
Read Permissiondeny from all and allow from 150.163
5. Allied materials
Next Higher Units8JMKD3MGPCW/3EU29DP
DisseminationWEBSCI; PORTALCAPES; MGA; COMPENDEX.
Host Collectionlcp.inpe.br/ignes/2004/02.12.18.39
cptec.inpe.br/walmeida/2003/04.25.17.12
6. Notes
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7. Description control
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