Solar Eclipse Observations
--- Historical, recent and some new ones. ---

21 June 2017 by Aki Takeda (Research Scientist at MSU Dept.of Physics)

1. Introduction

Scale model of Earth - Moon - Sun system

diameter
(km | mile)
distance from Earth
(km | mile)
diameter & distance
in our model E.
Earth12800 | 8,000--- 6 (cm) & -----
Moon?????? ??? & ???
Sun ??? ?????? & ???