First Trade Dates for Stock Market Companies (9:29:45 am ET)
NASA’s Maps of Eclipse Paths
List of 2016 Lunations
List of 2017 Lunations
List of 2018 Lunations
The Basis for the Barbault Planetary Cyclic Index
Labels show: Length of Synodic Cycle / Year of Conjunction (Renewal) / Zodiacal Location
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