What question did this study set out to answer?

To model the motion of reconnected magnetic flux tubes and identify their distinct observational signatures and delay dynamics in the ionosphere.

April 1, 1987Journal of Geophysical Research Atmospheres

The ionospheric signature of flux transfer events

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Authors

DSD. J. SouthwoodDepartment of Space

Discussion

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Implication

Theoretical modeling demonstrates localized ionospheric flow patterns and Pc 5 pulsations driven by magnetopause reconnection, highlighting propagation delay roles in flux transfer dynamics.

Key Points

To model the motion of reconnected magnetic flux tubes and identify their distinct observational signatures and delay dynamics in the ionosphere.
Theoretical modeling of isolated magnetic flux tube motion linking interplanetary and terrestrial magnetic fields via dayside magnetopause reconnection.
Analysis of information propagation time delays and boundary wave generation between the reconnection site and the ionospheric footprint.
Reconnected flux tubes produce localized, distinct plasma flow patterns at their ionospheric footprints.
Propagation delay times of approximately one minute or more between the magnetopause and ionosphere significantly influence the creation of flux transfer events.
Magnetic pulsations in the Pc 5 frequency band are predicted to develop on closed flux tubes neighboring the newly opened tubes.

Cite This Study

D. J. Southwood (1987) studied this question.

synapsesocial.com/papers/6a9029859cd93292850416af https://doi.org/10.1029/ja092ia04p03207

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Implication

Theoretical modeling demonstrates localized ionospheric flow patterns and Pc 5 pulsations driven by magnetopause reconnection, highlighting propagation delay roles in flux transfer dynamics.

The ionospheric signature of flux transfer events

Discussion

Member takes

Implication

Key Points

Cite This Study

The ionospheric signature of flux transfer events

Discussion

Member takes

Implication

Key Points

Cite This Study

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