Format:
1 online resource (295 pages)
Edition:
1st ed.
ISBN:
9783030267322
Series Statement:
ISSI Scientific Report Series v.17
Content:
Intro -- Dedication -- Preface -- Contents -- 1 Introduction -- 2 Introduction to Spherical Elementary Current Systems -- 2.1 Introduction -- 2.2 Short Review of Ionospheric Electrodynamics -- 2.3 Elementary Current Systems -- 2.4 Current and Magnetic Field -- 2.5 Coordinate Transformations -- 2.6 Vector Field Analysis with SECS -- 2.7 Analysis of Ground Magnetic Measurements -- 2.7.1 Separation into Internal and External Parts -- 2.8 Analysis of Satellite Magnetic Measurements -- 2.9 1D SECS -- 2.10 Some Practical Considerations -- 2.10.1 Grid and Boundary Effects -- 2.10.2 Singularities -- 2.10.3 Inversion Regularization -- 2.10.4 Tilted Field Lines -- 2.10.5 Equivalent Current as a Proxy for FAC -- 2.11 How SECS Have Been Used -- References -- 3 Spherical Elementary Current Systems Applied to Swarm Data -- 3.1 Introduction -- 3.2 The Swarm/SECS Analysis Method -- 3.2.1 Current from Magnetic Field Analysis -- 3.2.2 Fitting the Electric Field with CF SECS -- 3.2.3 Conductances from Ohm's Law -- 3.3 Tests with Synthetic Data -- 3.4 Examples of Event Studies -- 3.5 Statistical Studies -- 3.5.1 Swarm-MIRACLE Comparisons -- 3.5.2 Global Current Systems with the Swarm/SECS Method -- 3.6 Conclusions, Discussion, and Future -- References -- 4 Local Least Squares Analysis of Auroral Currents -- 4.1 Introduction -- 4.2 Methodology of Multi-spacecraft Array Techniques -- 4.2.1 General Linear Least Squares -- 4.2.2 Local LS Estimators of Spatial Gradients -- 4.2.3 Local LS Estimators of Electric Currents -- 4.2.4 Related Local Estimators of Gradients and Currents -- 4.2.5 Errors and Limitations -- 4.3 Multi-spacecraft Array Techniques in Practice -- 4.3.1 Implementation of Planar Multi-point Array Estimators -- 4.3.2 Application to Swarm Auroral Crossings -- 4.4 Single-Spacecraft Multi-scale Analysis -- 4.4.1 MVA Applied to Auroral Current Sheets.
Note:
Description based on publisher supplied metadata and other sources
Additional Edition:
ISBN 9783030267315
Additional Edition:
Erscheint auch als Druck-Ausgabe ISBN 9783030267315
Language:
English
