Astronomy Formulas By James Q. Jacobs Lunar and solar periodicity formulas,definitions, time formulas, notation. Page one of two. Keywords: astronomy , astronomy formulas , earth , epoch , formula , lunar , moon , orbit www.jqjacobs.net/astro/astrofor.html Site Listings Astronomy Formulas By James Q. Jacobs Lunar and solar periodicity formulas,definitions, time formulas, notation. Page one of two. Keywords: astronomy , astronomy formulas , earth , epoch , formula , lunar , moon , orbit www.jqjacobs.net/astro/astrofor.html Add Url or Add Site to Submit Site to the Astronomy Directory |