activity
20102023
most citedThe Open Flux Problem

194 citations · 1.1k across the 43 of their papers we have counts for

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Showing 2020Show all

11 papers · 1 filter

physics.space-ph2020

Semi-annual, annual and Universal Time variations in the magnetosphere and in geomagnetic activity: 4. Polar Cap motions and origins of the Universal Time effect

Mike Lockwood, Carl Haines, Luke A. Barnard +4

We use the am, an, as and the a-sigma geomagnetic indices to the explore a previously overlooked factor in magnetospheric electrodynamics, namely the inductive effect of diurnal mo…

physics.space-ph2020★ 30 cited

Improving solar wind forecasting using Data Assimilation

Matthew Lang, Jake Witherington, Harriet Turner +2

Data Assimilation (DA) has enabled huge improvements in the skill of terrestrial operational weather forecasting. In this study, we use a variational DA scheme with a computational…

physics.space-ph2020

Reply to comment by Yermolaev and Lodkina on "Solar Wind and Heavy Ion Properties of Interplanetary Coronal Mass Ejections" by Owens (2018) in arXiv:2008.05160

Mathew Owens

Here I reply to the comment by Yermolaev and Lodkina [arXiv:2008.05160] on "Solar Wind and Heavy Ion Properties of Interplanetary Coronal Mass Ejections" by Owens (2018).

physics.space-ph2020★ 30 cited

Toward a Next Generation Particle Precipitation Model: Mesoscale Prediction Through Machine Learning (a Case Study and Framework for Progress)

Ryan M. McGranaghan, Jack Ziegler, Téo Bloch +7

We advance the modeling capability of electron particle precipitation from the magnetosphere to the ionosphere through a new database and use of machine learning (ML) tools to gain…

astro-ph.SR2020★ 112 cited

The Solar Orbiter Science Activity Plan: translating solar and heliospheric physics questions into action

I. Zouganelis, A. De Groof, A. P. Walsh +182

Solar Orbiter is the first space mission observing the solar plasma both in situ and remotely, from a close distance, in and out of the ecliptic. The ultimate goal is to understand…

astro-ph.SR2020★ 16 cited

The Solar Wind Angular Momentum Flux as Observed by Parker Solar Probe

Adam J. Finley, Sean P. Matt, Victor Réville +9

The long-term evolution of the Sun's rotation period cannot be directly observed, and is instead inferred from trends in the measured rotation periods of other Sun-like stars. Assu…