Daytime zonal drifts in the ionospheric 150 km and E regions estimated using EAR observations

dc.contributor.authorPavan Chaitanya, P.
dc.contributor.authorPatra, A. K.
dc.contributor.authorOtsuka, Y.
dc.contributor.authorYokoyama, T.
dc.contributor.authorYamamoto, M.
dc.contributor.authorStoneback, R. A.
dc.contributor.authorHeelis, R. A.
dc.date.accessioned2018-11-21T17:02:13Z
dc.date.available2018-11-21T17:02:13Z
dc.date.issued2017-08-16
dc.description.abstractMultibeam observations of the 150 km echoes made using the Equatorial Atmosphere Radar (EAR), located at Kototabang, Indonesia, provide unique opportunity to study both vertical and zonal E × B plasma drifts in the equatorial ionosphere. In this paper, we focus on estimating daytime zonal drifts at the 150 km (140–160 km) and E (100–110 km) regions using multibeam observations of 150 km and E region echoes made using the EAR and study the daytime zonal drifts covering all seasons not studied before from Kototabang. Zonal drifts in the 150 km and E regions are found to be westward and mostly below −80 m s−1 and −60 m s−1, respectively. While the zonal drifts in the 150 km and E regions do not go hand in hand on a case‐by‐case basis, the seasonal mean drifts in the two height regions are found to be in good agreement with each other. Zonal drifts at the 150 km region show seasonal variations with three maxima peaking around May, September, and January. The zonal drifts at the 150 km region are found to be smaller than the F region drifts obtained from Coupled Ion Neutral Dynamics Investigation (CINDI) onboard Communication and Navigation Outage Forecasting System (C/NOFS) by about 25 m s−1 consistent with the height variations of F region zonal drifts observed by the Jicamarca radar. These results constitute the first comprehensive study of zonal drifts at the 150 km and E regions from Kototabang, Indonesia, and the results are discussed in the light of current understanding on the low‐latitude electrodynamics and coupling.es_ES
dc.description.peer-reviewPor pareses_ES
dc.formatapplication/pdfes_ES
dc.identifier.citationPavan, P., Patra, A. K., Otsuka, Y., Yokoyama, T., Yamamoto, M., Stoneback, R. A., & Heelis, R. A. (2017). Daytime zonal drifts in the ionospheric 150 km and E regions estimated using EAR observations.==$Journal of Geophysical Research: Space Physics, 122$==(8), 9045-9055. https://doi.org/10.1002/2017JA024589es_ES
dc.identifier.doihttps://doi.org/10.1002/2017JA024589es_ES
dc.identifier.journalJournal of Geophysical Research: Space Physicses_ES
dc.identifier.urihttp://hdl.handle.net/20.500.12816/3780
dc.language.isoenges_ES
dc.publisherAmerican Geophysical Uniones_ES
dc.relation.ispartofurn:issn:2169-9380
dc.rightsinfo:eu-repo/semantics/restrictedAccesses_ES
dc.subjectPlasma dynamicses_ES
dc.subjectIonospherees_ES
dc.subjectRadares_ES
dc.subjectEchoeses_ES
dc.subjectArtificial satelliteses_ES
dc.subjectDoppler effectes_ES
dc.subject.ocdehttp://purl.org/pe-repo/ocde/ford#1.05.01es_ES
dc.titleDaytime zonal drifts in the ionospheric 150 km and E regions estimated using EAR observationses_ES
dc.typeinfo:eu-repo/semantics/articlees_ES

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