numerical method Argentina 8 gravity wave 8 GPS 6 article 6 temperature profile 6 wavelength 6 Atmospheric circulation 4 Atmospheric temperature 4 Buenos Aires [Argentina] 4 Challenging mini-satellite payload 4 Extended empirical orthogonal function 4 Global positioning system 4 Gravity waves 4 Jets 4 Low earth orbit 4 Models, Theoretical 4 Neurons 4 Numerical analysis 4 Principal components analysis 4 Principal sequence pattern analysis 4 Radio occultation 4 Southern Hemisphere 4 Synoptic climatology 4 T-mode approach 4 Troposphere 4 Upper atmosphere 4 Weather satellites 4 Wind 4 atmospheric dynamics 4