Spencer Mark Hatch
Position
Researcher, Space Physics
Affiliation
- spencer.hatch@uib.no
- Phone number
- +47 55582894
- Visitor address
-
Allégaten 55
5007 Bergen - Postal address
-
P.O. Box 7803NO-5020 BergenNorway
Spencer Mark Hatch
Position
Researcher, Space Physics
Affiliation
Short info
I am interested in processes that couple the magnetosphere, ionosphere, and thermosphere systems at high latitudes (auroral zone + polar cap). I specialize in large-scale, quasistatic electrodynamics, empirical modeling, and data assimilation methods.
Publications
Academic literature review
Academic article
- Karl Magnus Laundal; Andreas Sæther Skeidsvoll; Beatrice Annemone Popescu Braileanu et al. (2025). Global inductive magnetosphere-ionosphere-thermosphere coupling. (external link)
- Fasil Tesema Kebede; Karl Magnus Laundal; Jone Peter Reistad et al. (2026). High Latitude Dayside Aurora Ionospheric Electrodynamics Using Data Assimilation. (external link)
- Spencer Mark Hatch; Ilkka Virtanen; Karl Magnus Laundal et al. (2025). Toolkit for incoherent scatter radar experiment design and applications to EISCAT_3D. (external link)
- Liisa Juusola; Ilkka Virtanen; Spencer Mark Hatch et al. (2025). An empirical model of high-latitude ionospheric conductances based on EISCAT observations. (external link)
- Habtamu W. Tesfaw; Heikki Vanhamäki; Ilkka Virtanen et al. (2025). Modeling Regional Electric Field Using EISCAT3D Observations. (external link)
- Michael Madelaire; Karl Magnus Laundal; Jesper Gjerløv et al. (2023). Spatial Resolution in Inverse Problems: The EZIE Satellite Mission. (external link)
- Jone Øvretvedt Edvartsen; Ville Aleksi Maliniemi; Hilde Nesse Tyssøy et al. (2022). The Mansurov effect: Statistical significance and the role of autocorrelation. (external link)
- Anders Ohma; Nikolai Østgaard; Karl Magnus Laundal et al. (2021). Evolution of IMF By Induced Asymmetries: The Role of Tail Reconnection. (external link)
- Spencer Mark Hatch; Therese Moretto; Kristina A. Lynch et al. (2020). The Relationship Between Cusp Region Ion Outflows and East‐West Magnetic Field Fluctuations at 4,000‐km Altitude. (external link)
- Karl Magnus Laundal; Jone Peter Reistad; Spencer Mark Hatch et al. (2020). Time-scale dependence of solar wind-based regression models of ionospheric electrodynamics. (external link)
- Jone Øvretvedt Edvartsen; Ville Aleksi Maliniemi; Hilde Nesse et al. (2023). The Mansurov effect: Seasonal and solar wind sector structure dependence. (external link)
- Michael Madelaire; Karl Magnus Laundal; Spencer Mark Hatch et al. (2024). Estimating the Ionospheric Induction Electric Field Using Ground Magnetometers. (external link)
- Margot Emilie Decotte; Karl Magnus Laundal; Spencer Mark Hatch et al. (2024). Occurrence Probability of Magnetic Field Disturbances Measured With Swarm: Mapping the Dynamic Magnetosphere-Ionosphere Coupling. (external link)
- Spencer Mark Hatch; Stein Haaland; Karl Magnus Laundal et al. (2020). Seasonal and Hemispheric Asymmetries of F Region Polar Cap Plasma Density: Swarm and CHAMP Observations. (external link)
- Anders Ohma; Jone Peter Reistad; Spencer Mark Hatch (2021). Modulation of Magnetospheric Substorm Frequency: Dipole Tilt and IMF By Effects. (external link)
- Lindis Merete Bjoland; Y. Ogawa; Unni Pia Løvhaug et al. (2021). Electron Density Depletion Region Observed in the Polar Cap Ionosphere. (external link)
- Jone Peter Reistad; Karl Magnus Laundal; Nikolai Østgaard et al. (2021). Quantifying the Lobe Reconnection Rate During Dominant IMF By Periods and Different Dipole Tilt Orientations. (external link)
- Simon Walker; Karl Magnus Laundal; Jone Peter Reistad et al. (2023). Statistical Temporal Variations in the Auroral Electrojet Estimated With Ground Magnetometers in Fennoscandia. (external link)
- Michael Madelaire; Karl Magnus Laundal; Jone Peter Reistad et al. (2022). Geomagnetic Response to Rapid Increases in Solar Wind Dynamic Pressure: Event Detection and Large Scale Response. (external link)
- Amalie Øie Hovland; Karl Magnus Laundal; Jone Peter Reistad et al. (2022). The Lompe code: A Python toolbox for ionospheric data analysis. (external link)
- Spencer Mark Hatch; Heikki Vanhamäki; Karl Magnus Laundal et al. (2024). Does high-latitude ionospheric electrodynamics exhibit hemispheric mirror symmetry?. (external link)
- Eldho Midhun Babu; Hilde Nesse; Spencer Mark Hatch et al. (2023). An Updated Geomagnetic Index-Based Model for Determining the Latitudinal Extent of Energetic Electron Precipitation. (external link)
- Spencer Mark Hatch; Karl Magnus Laundal; Jone Peter Reistad (2022). Testing the mirror symmetry of Birkeland and ionospheric currents with respect to magnetic latitude, dipole tilt angle, and IMF B <inf>y</inf>. (external link)
- Ryan M. McGranaghan; Jack Ziegler; Téo Bloch et al. (2021). Toward a Next Generation Particle Precipitation Model: Mesoscale Prediction Through Machine Learning (a Case Study and Framework for Progress). (external link)
- Karl Magnus Laundal; Jone Peter Reistad; Spencer Mark Hatch et al. (2022). Local Mapping of Polar Ionospheric Electrodynamics. (external link)
- Devin Ray Huyghebaert; Björn Johan Gustavsson; Juha-Pekka Vierinen et al. (2025). Simulation of interferometric imaging with EISCAT_3D for fine-scale in-beam incoherent scatter spectra measurements. (external link)
- Chrystal Moser; James William LaBelle; Spencer Mark Hatch et al. (2021). The Cusp as a VLF Saucer Source: First Rocket Observations of Long‐Duration VLF Saucers on the Dayside. (external link)
- Karl Magnus Laundal; Spencer Mark Hatch; Therese Moretto (2019). Magnetic Effects of Plasma Pressure Gradients in the Upper F Region. (external link)
- Karl Magnus Laundal; Spencer Mark Hatch; Jone Peter Reistad et al. (2024). How the Ionosphere Responds Dynamically to Magnetospheric Forcing. (external link)
- Simon Walker; Spencer Mark Hatch; Karl Magnus Laundal et al. (2025). Predictors of Substorm Onset Conjugate Displacement. (external link)
- Anders Ohma; Karl Magnus Laundal; Michael Madelaire et al. (2024). Robust Estimates of Spatiotemporal Variations in the Auroral Boundaries Derived From Global UV Imaging. (external link)
- Reham Zakaria Ahmed Mohamed Elhawary; Karl Magnus Laundal; Jone Peter Reistad et al. (2022). Possible Ionospheric Influence on Substorm Onset Location. (external link)
- Margot Emilie Decotte; Karl Magnus Laundal; Spencer Mark Hatch et al. (2023). Auroral Oval Morphology: Dawn-Dusk Asymmetry Partially Induced by Earth's Rotation. (external link)
- Jone Peter Reistad; Spencer Mark Hatch; Karl Magnus Laundal et al. (2024). Volumetric Reconstruction of Ionospheric Electric Currents From Tri-Static Incoherent Scatter Radar Measurements. (external link)
- Sara Gasparini; Spencer Mark Hatch; Jone Peter Reistad et al. (2024). A Quantitative Analysis of the Uncertainties on Reconnection Electric Field Estimates Using Ionospheric Measurements. (external link)
- Simon Walker; Karl Magnus Laundal; Jone Peter Reistad et al. (2024). The Ionospheric Leg of the Substorm Current Wedge: Combining Iridium and Ground Magnetometers. (external link)
- Spencer Mark Hatch; James LaBelle; C. C. Chaston (2019). Inferring source properties of monoenergetic electron precipitation from kappa and Maxwellian moment‐voltage relationships. (external link)
- Anders Ohma; Michael Madelaire; Karl Magnus Laundal et al. (2023). Background removal from global auroral images: Data-driven dayglow modeling. (external link)
- Michael Madelaire; Karl Magnus Laundal; Jone Peter Reistad et al. (2022). Transient high latitude geomagnetic response to rapid increases in solar wind dynamic pressure. (external link)
- Karl Magnus Laundal; Michael Madelaire; Anders Ohma et al. (2022). The relationship between interhemispheric asymmetries in polar ionospheric convection and the magnetic field line footpoint displacement field. (external link)
- Simon Walker; Karl Magnus Laundal; Jone Peter Reistad et al. (2024). A Comparison of Auroral Oval Proxies With the Boundaries of the Auroral Electrojets. (external link)
Conference lecture
- Spencer Mark Hatch; Johnathan K Burchill; Heikki Vanhamäki et al. (2025). What is the neutral wind in height-integrated ionospheric electrodynamics?. (external link)
- Spencer Mark Hatch; Lisa Baddeley; Kjellmar Oksavik et al. (2019). EDGAR: Energy Deposition in the Geomagnetic Cusp Alfvén Resonator. (external link)
- Spencer Mark Hatch; Therese Moretto; Karl Magnus Laundal (2019). The relative importance of diamagnetic effects in the high-latitude ionosphere. (external link)
- Spencer Mark Hatch; Therese Moretto; Karl Magnus Laundal et al. (2019). Swarm as a platform for ion outflow studies. (external link)
- Spencer Mark Hatch; Therese Moretto; Karl Magnus Laundal (2019). Southern and Northern Hemisphere relationships between ion outflow and magnetic field fluctuations. (external link)
- Spencer Mark Hatch; Therese Moretto; Karl Magnus Laundal (2019). FAST observations of cusp/cleft-region ion upflow and field variations. (external link)
- Spencer Mark Hatch; Stein Haaland; Karl Magnus Laundal et al. (2020). Hemispheric and seasonal variations in the cold plasma outflow source region: polar cap ionosphere electron density at 350–500 km. (external link)
- Anders Ohma; Jone Peter Reistad; Spencer Mark Hatch (2020). Modulation of magnetospheric substorm frequency: Dipole tilt and IMF By effects. (external link)
- Spencer Mark Hatch; Ilkka I. Virtanen (2024). e3doubt and ISgeometry: Tools for EISCAT_3D experiment design and uncertainty analysis. (external link)
- Spencer Mark Hatch; Ilkka I. Virtanen (2023). E3Doubt: A python package. (external link)
- Spencer Mark Hatch; Ilkka I. Virtanen; Karl Magnus Laundal et al. (2024). e3doubt: An open-source toolkit for E3D experiment planning and uncertainty estimation. (external link)
- Anders Ohma; Michael Madelaire; Karl Magnus Laundal et al. (2022). Data Driven Dayglow Detection: Background removal from global FUV images. (external link)
- Spencer Mark Hatch; Yasunobu Ogawa; Matthew David Zettergren et al. (2022). Generation of a synthetic EISCAT_3D dataset. (external link)
- Spencer Mark Hatch; Ilkka I. Virtanen; Jone Peter Reistad et al. (2024). E3D-BRITE: EISCAT_3D-based reconstruction of ionosphere-thermosphere electrodynamics. (external link)
- Anders Ohma; Karl Magnus Laundal; Jone Peter Reistad et al. (2022). Excitation and Decay of Auroral Flux. (external link)
- Karl Magnus Laundal; Jone Peter Reistad; Spencer Mark Hatch et al. (2024). Volumetric reconstruction of ionospheric electric currents from tri-static incoherent scatter radar measurements. (external link)
- Spencer Mark Hatch; Stein Haaland; Karl Magnus Laundal et al. (2021). Hemispheric and seasonal variations in the cold plasma outflow source region: Swarm and CHAMP observations of F-region polar cap electron density. (external link)
- Andres Spicher; Craig A. Kletzing; Scott Bounds et al. (2020). Cusp rocket experiment of density structures. (external link)
- Spencer Mark Hatch; Therese Moretto; Kristina A. Lynch et al. (2019). FAST observations of cusp/cleft-region ion upflow and field variations. (external link)
- Spencer Mark Hatch; Therese Moretto; Olga P. Verkhoglyadova et al. (2018). Relationships between Southern Hemisphere ion upflow, ”DC” and ”AC” Poynting fluxes, and ”DC” and ”AC” field variations. (external link)
- Spencer Mark Hatch; C. C. Chaston; James William LaBelle (2018). Nonthermal limit of monoenergetic electron precipitation in the terrestrial auroral acceleration region. (external link)
- James LaBelle; Craig A. Kletzing; Jøran Idar Moen et al. (2019). The Cusp Alfven and Plasma Electrodynamics 2 Mission. (external link)
- Devin Ray Huyghebaert; Björn Johan Gustavsson; Juha-Pekka Vierinen et al. (2024). Interferometric Imaging of the Ion-Line with EISCAT_3D - Development and Software. (external link)
- Devin Ray Huyghebaert; Björn Johan Gustavsson; Juha-Pekka Vierinen et al. (2024). Interferometric Imaging for Fine-Scale Ionospheric Plasma Parameter Determination with EISCAT_3D. (external link)
- Devin Ray Huyghebaert; Björn Johan Gustavsson; Juha-Pekka Vierinen et al. (2024). Interferometric Imaging of the Ion-Line with EISCAT_3D. (external link)
- Devin Ray Huyghebaert; Björn Johan Gustavsson; Juha-Pekka Vierinen et al. (2024). Interferometric Imaging of Ion Lines with EISCAT 3D - Resolving In-Beam Structures Using Long Baselines, Singular Value Decomposition, and Tikhonov Regularization. (external link)
- Devin Ray Huyghebaert; Björn Johan Gustavsson; Juha-Pekka Vierinen et al. (2024). Interferometric Imaging of the Ion-Line with EISCAT_3D. (external link)
Conference poster
- Chrystal Moser; James William LaBelle; Craig A. Kletzing et al. (2019). CAPER-2 and TRICE-2 Sounding Rocket Investigations: Whistler and Upper-Hybrid Waves in the Polar Cusp. (external link)
- Spencer Mark Hatch; Jone Peter Reistad; Karl Magnus Laundal et al. (2023). E3D-BRITE: EISCAT_3D-based reconstruction of ionosphere-thermosphere electrodynamics. (external link)
Popular science article
Projects
2025
Ny modell av induserte strømmer i norske trafostasjoner (Statnett)
2024
Space weather preparedness for power grid operators (University of Bergen, link)
EISCAT_3D-Based Reconstruction of Ionosphere-Thermosphere Electrodynamics (Research Council of Norway, link)
2023
Swarm Ionospheric Polar Electrodynamics (Swarm DISC / European Space Agency, link)
2019
Swarm+ Coupling High-Low Atmosphere Interactions: Ion Outflow (European Space Agency, link)