THERMOxMETRICAL OBSERVATIONS. 179 



24.th. Equal ahiludes- 0/ thi Suii. 



^ A. M. gi- 28' 26". P. M. 2'' 38' 35". 



Emerfion of the ift fatellite of 2j! obferved at 8'' 7' 33". 

 — Belts diftfhifi, magnifying power 12 c. 



25th Equal alt'Uudci pf the Sun. 



A. M. g^ 30' 44"; P.M. 2" 37' 48". 



Dec. I ft. ■ Thermometer role to 78". — Mufqukoes 



vtxj troublefome at night. 

 2d. Thermometer 50° at fun rife, fell to 47'. — 



Cloudy. 

 3d. Thermometer 22° at fun rife, rofe to 2i5°' 



— Snow and hnil without intermifTion till 6" 



P. M. when it cleared away with a ftrong N. 



V/. wind. 



Cbfcrvatlans on. a lunar eciipf:. 



h I n 



Beginning . . . - . . . 8 38 34 



Beginning of total darkuefs . . . 9 37 35 



End of total darknefs . . . . 1 1 j S eg 



End of the eclipfe . . . . . 1 2 i U 1 2 



During the above obfervation the thermo- 

 meter was at 20". 

 4th. Thermometer i S'" at fun rife, rofe to 23"' 

 — Mr. Dunbar's thermometer was at 17" in 

 the morning. 



Equal (il'ititdes of the Sun . 



A.M. 9'' 17' 7". P. M. 2^ 57' 35". 



5ih. Thermometer 20° at fun rife, rofe to 37°, 

 6th. Thermometer 18° at fun rife, rofe to 39°. 



Equal altitudes of ike Sun. 

 A.M. 9 25 15.5. P.M. 2 51 24.J. 



7th. Thermometer 30" at fun rife, rofe to 49°. 



Emer/ian 



