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Coronal holes inferred from the Fleurs East-West solar scansEast-West solar scans produced daily on 692 and 1415 MHz are analyzed for the period 1968 to 1973. The analysis confirms that coronal holes are stable features displaying significantly reduced electromagnetic emission which can persist for many solar rotations. The coronal hole observations are summarized in a series of tables.
Document ID
19800010213
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Ferguson, B. G. (Ionospheric Prediction Service Darlinghurst, Australia)
Date Acquired
August 10, 2013
Publication Date
August 1, 1979
Publication Information
Publication: NOAA Solar-Terrest. Predictions Proc., Vol. 1
Subject Category
Solar Physics
Accession Number
80N18487
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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