THERMOMETRICAL OBSERVATIONS. 307 



luflre at 8'' 35', it emerged clofe to the 2d fatejlite, which 

 gave ms an excellent opportunity of judging of its bright- 

 nefs. 



27th. Thermometer 54^ at fun rife, rofe to 68*. 



Equal alt'itudes of the Sun. 

 A.M. 8'> 39' 41". P.M. 3i> if 35". 



Emerfion of the ift fateUite of 11 obferved at lo*" 53' 10". 

 —The planet very tremulous, and the belts fcarcely dii"- 

 cernible — magnifying power 120. 



aSth. Thermometer 61° at fun rife, rofe to 76". 



— Cloudy in the afternoon. 

 29th. Thermometer 63° at fun rife, rofe to 81°. 



—Thunder and rain in the morning. 



Equal altitudes of the Sun. 

 A. M. 8" 42' 54.". P. M. 3"^ 14' o". 



30th. Thermometer ^0° at fun rife, rofe to 75°, 



Equal altitudes of the Sun. 

 A.M. 8" 39' 12". P.M. 3" 17' 30". 



The obferved times, and dlftances, of the 0's and D 's neareft limbs. 



Means 23 o 48 69 48 $6 



3I& 



