Mr. Hoyt on the longitude of Deerfield. 307 
By meridian altitude of @ Aquile _ 1811,Sept.21 42° 52’ 32” N 
Sept. 23 33 02 
Sun Oct 5 32 25 
Sirius Oct. 12 33 00 
Sun Oct. 21 31 58 
Moon Oct. 28 $3 31 
Sun Nov, 2 31 59 
ae Nov. 4 $i s3 
ee Nov. 23 32 3t 
— Dec. 17 32 30 
Mean latitude 42 32 32 N 
4, Longitude of Deerfield from Greenwich. ” 
- “Longitude deduced from the distance of the Moon and Aldeba- 
ran, observed with the sextant Oct. 29, 1811. 4A. 49 45” = 72° 26°15". 
_ Longitude from an observation of a lunar eclipse Jan. 15, 1805. 
4h, 49' 33” ='72° 23’ 15", 
Longitude deduced from the beginning of the solar eclipse of 
Sept. 17, 1811, 4h. 49’ 26” = 72° 21' 30”; by the end of the same 
eclipse 4h. 50’ 46” = 72° 41’ $0”; the calculation being made on the 
supposition that the solar and lunar tables are perfectly correct.* 
[* Comparing the observations of this eclipse with those at Salem, making 
the calculations as in Mr. Bowditch’s memoir on that subject, the longitude by 
the beginning is 44, 49’ 55”, by the end 44, 50’ 38” W from Greenwich.] 
