Mercurian Elongation
NOAA has issued a Wind Advisory until 7pm. Periodically, Mercury reaches its greatest angular separation in the sky (elongation) from the Sun. This is the safest way for amateurs to ...
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NOAA has issued a Wind Advisory until 7pm. Periodically, Mercury reaches its greatest angular separation in the sky (elongation) from the Sun. This is the safest way for amateurs to ...