MAGE model simulation of the pre-reversal enhancement and comparison with ICON and Jicamarca ISR observations
Using the latest coupled geospace model Multiscale Atmosphere-Geospace Environment (MAGE) and observations from Jicamarca Incoherent scatter radar (ISR) and ICON ion velocity meter (IVM) instrument, we examine the pre-reversal enhancement (PRE) during geomagnetic quiet time period. The MAGE shows comparable PRE to both the Jicamarca ISR and ICON observations. There appears to be a discrepancy between the Jicamarca ISR and ICON IVM with the later showed PRE about two times larger (similar to 40 m/s). This is the first time that MAGE is used to simulate the PRE. The results show that the MAGE can simulate the PRE well and are mostly consistent with observations.
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https://n2t.org/ark:/85065/d7nv9pgm
eng
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2016-01-01T00:00:00Z
publication
2024-06-14T00:00:00Z
Copyright 2024 American Geophysical Union (AGU).
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