Sturdy and convenient 10" x 6.75" reference card Front: Lunar calendar with realistic moon images Back: Dates and times of every phase change, eclipse, apogee, and perigee 5 copies you can keep or share This is the 41st edition of Kim Long's classic Moon Calendar, the first of its kind and a fan favorite since 1982. With a graphic, at-a-glance 2023 lunar calendar on the front and easy-to-read, detailed data provided by the US Naval Observatory...