5th September


Solar wind parameters remained predominantly stable over the past 24
hours. Solar wind speeds at the ACE spacecraft remained in the upper 300
to low 400 km/s range, ending the period near 375 km/s. The IMF total
field strength reached 7 nT while the maximum southward
component of Bz reached -5 nT. Phi remained positive. Signatures from
the EPAM sensor on ACE have been steadily rising over the past 24 hours,
indicating the likely approach of the anticipated CME from 02 Sep.

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