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Utah State University

All Physics Faculty Publications

2010

Brazil

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Full-Text Articles in Physics

Observations Of Prolific Transient Luminous Event Production Above A Mesoscale Convective System In Argentina During The Sprite2006 Campaign In Brazil, F. T. São Sabbas, Michael J. Taylor, Pierre-Dominique Pautet, T. Berkey, S. Cummer, R. R. Azambuja, J. P.C. Santiago, J. N. Thomas, O. Pinto Jr., N. N. Solorzano, N. J. Schuch, S. R. Freitas, N. J. Ferreira, J. C. Conforte Jan 2010

Observations Of Prolific Transient Luminous Event Production Above A Mesoscale Convective System In Argentina During The Sprite2006 Campaign In Brazil, F. T. São Sabbas, Michael J. Taylor, Pierre-Dominique Pautet, T. Berkey, S. Cummer, R. R. Azambuja, J. P.C. Santiago, J. N. Thomas, O. Pinto Jr., N. N. Solorzano, N. J. Schuch, S. R. Freitas, N. J. Ferreira, J. C. Conforte

All Physics Faculty Publications

On the night of 22–23 February 2006, 444 transient luminous events (TLEs), 86% sprites, were observed above a prolific mesoscale convective system (MCS) over Argentina, as part of the third sprite campaign in Brazil. GOES infrared (IR) cloud top temperatures (Tc) and Tropical Rainfall Measuring Mission (TRMM) radar (PR) and microwave (TMI) data were used to investigate the MCS convective characteristics and their relationship with World Wide Location Network (WWLLN) detected cloud‐to‐ground (CG) lightning and TLE activity. The MCS had a minimum lifetime of 20 hours, 8.5 as a MCS, a maximum extent of ∼430,000 km2, and gusty winds of …