The Heavens in October. 
By Professor Samuel G. Barton of the University of Pennsylvania. 
O X the first day of the month there 
is a total eclipse of the sun. The 
eclipse is visible only in the 
southern parts of South America and 
on ocean areas. The total eclipse be- 
gins October i, 5:27 A. M., Eastern 
Standard time, and the eclipse is last 
seen as a total eclipse at 9 :_|4 A. M. The 
one minute and fifty-two seconds as a 
total eclipse. 
Of much greater interest to us is the 
total eclipse of the moon which occurs 
two weeks later on the evening of Oc- 
tober 16. On this evening the moon 
passes through the shadow of the earth 
and is almost but not quite totally 
Figure 1. The constellations at 9 P. M., October 1. (Hold the map so that the direction faced is at 
the bottom; that is, if facing east hold east at the bottom as south now is.) 
eclipse is visible as a total eclipse over 
a strip of ocean about one hundred and 
seventy miles wide. This strip lies just 
south of Cape Horn and extends south- 
ward to the South Pole. Only a few un- 
inhabited islands lie in it. so that no 
scientific observations of the eclipse 
will be made. The eclipse lasts at most 
eclipsed. About a sixteenth of the 
moon’s diameter will not lie within the 
shadow. The conditions of the eclipse 
are shown in Figure 2. The moon 
moving eastward first comes into con- 
tact with the earth’s shadow in the 
position i, the contact occurring on the 
northeastern part of the moon. This 
