Abstract

Abstract. The Mexican Space Weather Service (SCiESMEX in Spanish) and National Space Weather Laboratory (LANCE in Spanish) were organized in 2014 and in 2016, respectively, to provide space weather monitoring and alerts, as well as scientific research in Mexico. In this work, we present the results of the first joint observations of two events (22 June and 29 September 2015) with our local network of instruments and their related products. This network includes the MEXART radio telescope (solar flare and radio burst), the Compact Astronomical Low-frequency, Low-cost Instrument for Spectroscopy in Transportable Observatories (CALLISTO) at the MEXART station (solar radio burst), the Mexico City Cosmic Ray Observatory (cosmic ray fluxes), GPS receiver networks (ionospheric disturbances), and the Teoloyucan Geomagnetic Observatory (geomagnetic field). The observations show that we detected significant space weather effects over the Mexican territory: geomagnetic and ionospheric disturbances (22 June 2015), variations in cosmic ray fluxes, and also radio communications' interferences (29 September 2015). The effects of these perturbations were registered, for the first time, using space weather products by SCiESMEX: total electron content (TEC) maps, regional geomagnetic index Kmex, radio spectrographs of low frequency, and cosmic ray fluxes. These results prove the importance of monitoring space weather phenomena in the region and the need to strengthening the instrumentation network. Keywords. Solar physics, astrophysics, and astronomy (instruments and techniques)

Highlights

  • Space weather (SW) phenomena influence the performance and reliability of different modern technological systems; see for instance (Buonsanto, 1999) and (De Nardin et al, 2016a)

  • We presented the results of the first joint observations of SW phenomena in Mexico

  • We addressed two SW events that occurred on 22 June and 29 September 2015

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Summary

Introduction

Space weather (SW) phenomena influence the performance and reliability of different modern technological systems; see for instance (Buonsanto, 1999) and (De Nardin et al, 2016a). V. De la Luz et al.: Space weather over Mexico multi-instrument observations of SW phenomena in Mexico that can provide reliable statistics for regional SW studies. The Sun’s incident ray path, at maximum elevation, remains throughout the year between 35 and 81◦ in the northern region of the country (Tijuana at 32◦ N) and between 53 and 90◦ in the southern region (Tapachula at 14◦ N). These conditions match countries with similar latitudes such as those in the north of Africa, the Arabian Peninsula, and the south of Asia (including the south of China and India).

Space weather instrumental network and products
CALLISTO station at the MEXART site
Cosmic ray observatory
Geomagnetic observatory
GPS receiver stations
The event on 22 June 2015
Observations by MEXART
Geomagnetic storm detected with local magnetometer data
Cosmic ray observations
Ionospheric disturbances detected with the use of GPS data
The event on 26 September 2015
Findings
Conclusions
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