The solar eclipse at Mindanao, Philippines, rounded out a 20-year effort by the High Altitude Observatory (HAO) to observe the solar corona during an eclipse in every phase of the 11-year solar cycle.
Eclipse expedition rounds out cycle
1988
University Corporation for Atmospheric Research
archival document
Sun--Research
Information Office Records
https://aspace.archives.ucar.edu/repositories/2/resources/7
Copyright University Corporation for Atmospheric Research (UCAR). This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
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