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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3Q5DBUL
Repositorysid.inpe.br/mtc-m21b/2017/12.01.17.36
Last Update2017:12.01.17.36.13 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m21b/2017/12.01.17.36.13
Metadata Last Update2018:06.04.02.28.03 (UTC) administrator
DOI10.3390/rs9121240
ISSN2072-4292
Citation KeyReisRennLope:2017:VaSaRa
TitleValidation of satellite rainfall products over a mountainous watershed in a humid subtropical climate region of Brazil
Year2017
Access Date2024, May 28
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size6343 KiB
2. Context
Author1 Reis, João Bosco Coura dos
2 Rennó, Camilo Daleles
3 Lopes, Eymar Silva Sampaio
Resume Identifier1
2 8JMKD3MGP5W/3C9JGN2
3 8JMKD3MGP5W/3C9JH3B
Group1 SER-SRE-SESPG-INPE-MCTIC-GOV-BR
2 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
3 DIDPI-CGOBT-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 joaodosreis89@gmail.com
2 camilo.renno@inpe.br
3 eymar.lopes@inpe.br
JournalRemote Sensing
Volume9
Number12
Pages1240
Secondary MarkB3_GEOGRAFIA B3_ENGENHARIAS_I B4_GEOCIÊNCIAS B4_CIÊNCIAS_AMBIENTAIS B5_CIÊNCIAS_AGRÁRIAS_I
History (UTC)2017-12-01 17:36:13 :: simone -> administrator ::
2017-12-01 17:36:13 :: administrator -> simone :: 2017
2017-12-01 17:36:19 :: simone -> administrator :: 2017
2018-06-04 02:28:03 :: administrator -> simone :: 2017
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsTropical Multisatellite Precipitation Analysis (TMPA)
TRMM
Hydroestimator
satellite rainfall products
mountainous watershed
Brazil
AbstractRemote sensing allows for the continuous and repetitive measurement of rainfall values. Satellite rainfall products such as Tropical Rainfall Measurement Mission (TRMM) 3B42 and the Hydroestimator (Hydroe) can be potential sources of data for hydrologic applications, mainly in areas with irregular and sparse spatial distributions of traditional rain gauge stations. However, the accuracy of these satellite rainfall products over different spatial and temporal scales is unknown. In this study, we examined the potential of the TRMM 3B42 and Hydroe rainfall products to provide reliable rainfall estimates for a mountainous watershed in a humid subtropical climate region of Brazil. The purpose was to develop useful guidelines for future hydrologic studies on the potential and uncertainties of the rainfall products at different spatial and temporal resolutions. We compared the satellite products to reference rainfall data collected at 11 rain gauge stations irregularly distributed in the area. The results showed different levels of accuracy for each temporal scale evaluated. TRMM 3B42 performed better at the daily, monthly, and seasonal scales than Hydroe, while Hydroe presented a better correlation at the annual scale. In general, TRMM 3B42 overestimated the rainfall over the watershed at all evaluated temporal scales, whereas Hydroe underestimated it except for JuneAugust at the seasonal scale. An evaluation based on contingency tables indicated that TRM 3B42 was better able to represent the local rainfall than Hydroe. The findings of this study indicate that satellite rainfall products are better suited for applications at the monthly and annual scales rather than the daily scale.
AreaSRE
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4. Conditions of access and use
data URLhttp://mtc-m21b.sid.inpe.br/ibi/8JMKD3MGP3W34P/3Q5DBUL
zipped data URLhttp://mtc-m21b.sid.inpe.br/zip/8JMKD3MGP3W34P/3Q5DBUL
Languageen
Target Filereis_validation.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Archiving Policyallowpublisher allowfinaldraft
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3EQCCU5
8JMKD3MGPCW/3F3NU5S
Citing Item Listsid.inpe.br/bibdigital/2013/09.09.15.05 7
sid.inpe.br/bibdigital/2013/10.18.22.34 3
sid.inpe.br/mtc-m21/2012/07.13.14.42 3
DisseminationWEBSCI; PORTALCAPES; MGA; COMPENDEX; SCOPUS.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
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