( 1 501 ) 
IL Tart of 'tetters from Mr Stephen Gray, con- 
cerning the Spots of the Sun] ohferVd by him in June Ufl, 
S I It 
Q Pots in the Sun being fo rarely f.en, I prerume it may 
not be unacceptable to you or fotneoth ers of the Royal 
Socie ty to hear of one that has been obferved by tne this 
prcfcm June^ tho it have at this time left the Suns vifible 
Disk, yet by the fequel of this account, you will find it may 
probably return in a few days. 
Jum the i^th, 1709. between 4 and 5 a Clock in the 
Afternoon I faw a Spot in the Sun, by placing a white 
Paper fo far^behind the Telefcope of 6 Foot, asto give the 
image of the Sun 9 inches diameter 5 the Spot was in the 
lower Right hand Qyadrant of the Suns Disk, its form was 
almoft round, inclining to an Ellipfis, it was diftant from 
the limb of the Sun about 6 or 7 minutes, and its diame- 
ter I judged to be about 10 or 12 Seconds, a little before 
the Sun fet I faw the Spot with a 16 Foot Telefcope, and 
could perceive that it was environ'd with a Miftincfs^ the 
1 6th I faw the Spot again about 2 in the Afternoon, and 
found it advanced nearer to the Weftern limb of the Sun» 
but the 17th was Cloudy, and fo Was the Night, which 
hinder d me from obferving the Eclipfe of thfe Moon 5 the 
i8th in the Afternoon it cleard up,^ and a little before 5 I 
faw the Spot with the 16 Foot Giafs through thin Clauds,, 
and found it wasnow very near the limb of the Sun, little 
more than half a mtnme, 'tw^s much cootrailred in its 
breadth,fo astobe 4 0r 5 times longer than bf oad, tiic i9tfai 
in the Morning I look'd for it again, bbt ccmld nmSc^itl 
fo I concluded it was then either gone oS the Disk of the Sun, 
or 
