Solar energetic particles in the inner heliosphere: status and open questions

A Anastasiadis, D Lario… - … of the Royal …, 2019 - royalsocietypublishing.org
Solar energetic particle (SEP) events are related to both solar flares and coronal mass
ejections (CMEs) and they present energy spectra that span from a few keV up to several …

High-Resolution Spectral and Anisotropy Characteristics of Solar Protons During the GLE N73 on 28 October 2021 Derived with Neutron-Monitor Data Analysis

AL Mishev, LG Kocharov, SA Koldobskiy, N Larsen… - Solar Physics, 2022 - Springer
The first ground-level enhancement of the current Solar Cycle 25 occurred on 28 October
2021. It was observed by several space-borne and ground-based instruments, specifically …

September 2017's geoeffective space weather and impacts to Caribbean radio communications during hurricane response

RJ Redmon, DB Seaton, R Steenburgh, J He… - Space …, 2018 - Wiley Online Library
Abstract Between 4 and 10 September 2017, multiple solar eruptions occurred from active
region AR12673. NOAA's and NASA's well‐instrumented spacecraft observed the evolution …

A new open‐source geomagnetosphere propagation tool (OTSO) and its applications

N Larsen, A Mishev, I Usoskin - Journal of Geophysical …, 2023 - Wiley Online Library
We present a new open‐source tool for magnetospheric computations, that is modeling of
cosmic ray (CR) propagation in the geomagnetosphere, named “Oulu—Open‐source …

Forecasting the arrival time of coronal mass ejections: Analysis of the CCMC CME scoreboard

P Riley, ML Mays, J Andries, T Amerstorfer… - Space …, 2018 - Wiley Online Library
Accurate forecasting of the properties of coronal mass ejections (CMEs) as they approach
Earth is now recognized as an important strategic objective for both NOAA and NASA. The …

GLE and sub-GLE redefinition in the light of high-altitude polar neutron monitors

SV Poluianov, IG Usoskin, AL Mishev, MA Shea… - Solar Physics, 2017 - Springer
The conventional definition of ground-level enhancement (GLE) events requires a detection
of solar energetic particles (SEP) by at least two differently located neutron monitors. Some …

GLE# 67 event on 2 November 2003: An analysis of the spectral and anisotropy characteristics using verified yield function and detrended neutron monitor data

AL Mishev, SA Koldobskiy, LG Kocharov, IG Usoskin - Solar Physics, 2021 - Springer
Abstract During Solar Cycle 23 16 ground-level enhancement events were registered by the
global neutron monitor network. In this work we focus on the period with increased solar …

Current status and possible extension of the global neutron monitor network

A Mishev, I Usoskin - Journal of Space Weather and Space Climate, 2020 - swsc-journal.org
The global neutron monitor network has been successfully used over several decades to
study cosmic ray variations and fluxes of energetic solar particles. Nowadays, it is used also …

About the altitude profile of the atmospheric cut-off of cosmic rays: new revised assessment

A Mishev, S Poluianov - Solar Physics, 2021 - Springer
Cosmic rays, high-energy subatomic particles of extraterrestrial origin, are systematically
measured by space-borne and ground-based instruments. A specific interest is paid to high …

Application of the Verified Neutron Monitor Yield Function for an Extended Analysis of the GLE # 71 on 17 May 2012

AL Mishev, SA Koldobskiy, IG Usoskin… - Space …, 2021 - Wiley Online Library
Intense solar activity was observed in May 2012. A notable ground level enhancement
(GLE) was registered on 17 May 2012 by several space‐borne instruments as well as on …