Space Weather: From solar origins to risks and hazards evolving in time

N Buzulukova, B Tsurutani - Frontiers in Astronomy and Space …, 2022 - frontiersin.org
Space Weather is the portion of space physics that has a direct effect on humankind. Space
Weather is an old branch of space physics that originates back to 1808 with the publication …

On the usage of geomagnetic indices for data selection in internal field modelling

K Kauristie, A Morschhauser, N Olsen, CC Finlay… - Space Science …, 2017 - Springer
We present a review on geomagnetic indices describing global geomagnetic storm activity
(Kp, am, Dst and dDst/dt) and on indices designed to characterize high latitude currents and …

A new technique for determining Substorm Onsets and Phases from Indices of the Electrojet (SOPHIE)

C Forsyth, IJ Rae, JC Coxon… - Journal of …, 2015 - Wiley Online Library
We present a new quantitative technique that determines the times and durations of
substorm expansion and recovery phases and possible growth phases based on percentiles …

Solar wind—Magnetosphere coupling functions: Pitfalls, limitations, and applications

M Lockwood - Space weather, 2022 - Wiley Online Library
Solar wind‐magnetosphere coupling functions have now been in use for almost 50 years. In
that time, a very large number of formulations have been proposed. As they become …

The midlatitude positive bay index and the statistics of substorm occurrence

RL McPherron, X Chu - Journal of Geophysical Research …, 2018 - Wiley Online Library
The auroral breakup and expansion are essential features of a magnetospheric substorm.
Negative bays beneath the aurora and positive bays at midlatitudes accompany the …

Data mining reconstruction of magnetotail reconnection and implications for its first-principle modeling

M Sitnov, G Stephens, T Motoba, M Swisdak - Frontiers in Physics, 2021 - frontiersin.org
Magnetic reconnection is a fundamental process providing topological changes of the
magnetic field, reconfiguration of space plasmas and release of energy in key space …

Global empirical picture of magnetospheric substorms inferred from multimission magnetometer data

GK Stephens, MI Sitnov, H Korth… - Journal of …, 2019 - Wiley Online Library
Magnetospheric substorms represent key explosive processes in the interaction of the
Earth's magnetosphere with the solar wind, and their understanding and modeling are …

Occurrence and average behavior of pulsating aurora

N Partamies, D Whiter, A Kadokura… - Journal of …, 2017 - Wiley Online Library
Motivated by recent event studies and modeling efforts on pulsating aurora, which conclude
that the precipitation energy during these events is high enough to cause significant …

Signatures of nonideal plasma evolution during substorms obtained by mining multimission magnetometer data

MI Sitnov, GK Stephens, NA Tsyganenko… - Journal of …, 2019 - Wiley Online Library
Substorm‐type evolution of the Earth's magnetosphere is investigated by mining more than
two decades (1995–2017) of spaceborne magnetometer data from multiple missions …

MESSENGER observations of large dayside flux transfer events: Do they drive Mercury's substorm cycle?

SM Imber, JA Slavin, SA Boardsen… - Journal of …, 2014 - Wiley Online Library
The large‐scale dynamic behavior of Mercury's highly compressed magnetosphere is
predominantly powered by magnetic reconnection, which transfers energy and momentum …