THERMOMETRICAL OBSERVATIONS. 26; 



Equal altltudts ef the Sun. 

 A. M. S*- 23' o". P. M. i^ 24' 37". 



Thefe equal altitudes are doubtful 6 or 7 feconds, on account of cloud-i 

 ■which have intervened every afternoon fince the 7tli. 



ii ' 1' 



/ Draconis paffed tlie firft fibre of die tranfit inUrumcnt at . 7 40 11 

 The meridian at . . . . . 7 42 15 



The tliird fibre at . . . , . 7 44 26 



a Aquilas pafTed the firft fibre of the tranfit inftrument at . 8 9 Jo 

 The meridian at . . . . . 8 10 41 



The third fibre at . .- . . . 8 1 1 50 



Immerjion of the 3d fatellite of If obferved at 16'* 6' 50". — The night 

 remarkably clear and fine, and I do not remember ever to have feen die 

 fatellites, and belts, more beautifiilly defined. — Magnifying power 120. 



Sirius paffed the firft fibre of the tranfit inftrument at . 19 3 ig 



The meridian at . . . . . 19 4 13 



The third fibre at . . . . • ^9 5 3 



13th. Thermometer "76° at fun rife, rofe to 91°. 



O's preceding limb on the meridian at 1 1 52 28 A. M. 

 Subfequent do. at . . 11 54 36 A.M. 



Centre at . . . 11 53 32 A.M. 



Equal altitudei of the Sun^ 

 A. M. 8" 9' 48". P. M. s^ 36' s^"- 



«f Draconis paffed the firft: fibre of die 

 tranfit inli:rument at 

 The meridian at . 

 The third fibre at 



} 



« AquilcE paffed the firft fibre of the tran-1 

 fit inftrument at J 



The meridian at . 



The diird fibre at 



