Extra Meteorological Observations, 1846. 



417 



actinometer. 



In Sun 



or 

 Shade. 



Observation. 



Begun. 



Sc. div. 



Ended. 



Change 

 in 

 60'. 



Effect 



of 

 Sun. 



Sc. dir. 



Mean 



of 

 Group. 



Sc. div. 



Sun's 

 Alti- 

 tude. 



June 2, 1846. 



Sun 



37-9 



43-8 



+ 5-9 







Shade 



40-7 



34-0 



-6-7 



12-5 





Sun 



69-2 



75-0 



+ 5-8 



12-3 





Shade 



71-3 



651 



-6-2 



11-6 





Sun 



66-7 



71-8 



+ 5-1 



12-3 



12-83 



Shade 



68-6 



60-4 



-8-2 



13-7 





Sun 



62-6 



68-4 



+ 5-8 



13-9 





Shade 



65-7 



57-7 



-8-0 



13-5 





Sun 



59-9 



65-1 



+ 5-2 







Sun 



63-7 



71-6 



+ 7-9 







Shade 



70-9 



68-8 



-2-1 



9-8 





Sun 



72-1 



79-7 



+ 7-6 



9-8 





Shade 



79-0 



76-7 



-2-3 



9-8 





Sun 



79-8 



87-1 



+ 7-3 



9-8 



i 9-81 



Shade 



86-1 



83-3 



-2-8 



10-0 





Sun 



62-3 



69-3 



+ 7-0 



9-7 





Shade 



68-4 



65-7 



-2-7 



9-8 





Sun 



69-0 



76-2 



+ 7-2 







Sun 



80-6 



87-4 



+ 6-8 







Shade 



84-6 



78-2 



-6-4 



11-8 





Sun 



78-4 



82-4 



+ 4-0 



12-5 





Shade 



78-9 



68-2 



-10-7 



13-9 





Sun 



68-4 



70-8 



+ 2-4 



13-4 





Shade 



65-7 



54-4 



-11-3 



14-8 





Sun 



75-3 



79-8 



+ 4-5 



13-8 



12-89 



Shade 



76-0 



68-7 



-7-3 



13-2 





Sun 



71-5 



78-6 



+ 7-1 



13-2 





Shade 



76-3 



71-3 



-50 



11-7 





Sun 



74-2 



80-4 



+ 6-2 



11-5 





Shade 



78-3 



72-6 



-5-7 



12-0 





Sun 



74-5 



80-8 



+ 6-3 







Sun 



68-6 



75-8 



+ 7-2 







Shade 



75-0 



72-7 



-2-3 



9-8 



'y 



Sun 



75-8 



83-6 



+ 7-8 



10-2 





Shade 



82-6 



80-0 



-2-6 



10-5 





Sun 



83-3 



91-3 



+ 8-0 



10-6 



> 10-33 



Shade 



65-4 



62-9 



-2-5 



10-5 





Sun 



66-3 



74-4 



+ 8-1 



10-5 





Shade 



73-9 



71-6 



-2-3 



10-2 





Sun 



74-7 



82-3 



+ 7-6 







51-5 



53-3 



54-6 



55-6 



Makerstoun 



Mean Time 



of 



First Reading. 



In Sun 



or 

 Shade. 



Observation. 



Begun. 



Sc. div. 



Ended 



Sc. div. 



Change 

 in 

 60*. 



Sc. div. 



Effect 



of 

 Sun. 



Sc. div. 



Mean 



of 

 Group. 



Sc. div. 



Sun's 

 Alti- 

 tude. 



June 2, 1846. 



23 38 



39 30 



41 



42 30 



44 



45 30 



47 



48 30 

 50 



Sun 



43-8 



50-2 



+ 6-4 







Shade 



49-2 



46-3 



-2-9 



9-6 





Sun 



49-1 



56-2 



+ 7-1 



100 





Shade 



55-2 



52-3 



-2-9 



10-0 





Sun 



55-4 



62-4 



+ 7-0 



9-5 



9-79 



Shade 



61-5 



59-3 



-2-2 



9-5 





Sun 



62-7 



70-3 



+ 7-6 



10-0 





Shade 



69-7 



67-2 



-2-5 



9-9 





Sun 



70-7 



78-0 



+ 7-3 







56-6 



June 16, 17, 1846. 



16 23 



39 

 40 

 42 

 43 

 45 

 46 

 48 

 49 



17 



17 



51 15 



27 15 

 28 45 



30 15 



31 45 



33 25 



34 45 



37 15 



38 45 



40 15 



41 45 

 43 15 



1 17 15 

 18 45 



20 15 



21 45 



23 15 



24 45 



26 15 



27 45 

 29 15 



Sun 



31-6 



40-7 



+ 9-1 







Shade 



41-4 



41-4 



00 



8-6 





Sun 



45-1 



53-3 



+ 8-2 



8-4 





Shade 



53-5 



53- 1 



-0-4 



7-9 





Sun 



56-6 



63-3 



+ 6-7 



7-3 



[ 8-13 



Shade 



63-2 



62-4 



-0-8 



7-9 





Sun 



65-5 



73-1 



+ 7-6 



8-5 





Shade 



72-9 



72-0 



-0-9 



8-3 





Sun 



75-6 



82-9 



+ 7-3 







Sun 



12-6 



18-1 



+ 5-5 







Shade 



16-4 



12-2 



-4-2 



9-5 





Sun 



14-6 



19-8 



+ 5-2 



9-6 





Shade 



73-3 



68-8 



-4-5 



9-5 





Sun 



71-6 



76-4 



+ 4-8 



9.4 





Shade 



75-1 



70-3 



-4-8 



9-9 



[ 9-48 



Sun 



77-4 



82-7 



+ 5-3 



9-8 





Shade 



81-0 



76-8 



-4-2 



9-3 





Sun 



79-0 



84-0 



+ 5-0 



9-1 





Shade 



82-1 



78-2 



-3-9 



9-2 





Sun 



80-7 



86-3 



+ 5-6 







Sun 



66-1 



71-9 



+ 5-8 







Shade 



70-5 



66-7 



-3-8 



9-3 



~ 



Sun 



69-3 



74-6 



+ 5-3 



91 





Shade 



72-9 



69-1 



-3-8 



9-5 





Sun 



71-7 



7:7-7 



+ 6-0 



10-0 



[ 9-51 



Shade 



76-3 



72-0 



-4-3 



9-6 





Sun 



74-0 



78-6 



+ 4-6 



9-3 





Shade 



76-3 



71-3 



-5-0 



9-8 





Sun 



73-3 



78-3 



+ 5-0 







57-7 



57-2 



54-3 



June 2^ 22'' 7"> — 20". Glass plate removed from the instrument ; replaced after 20">. 



June 2d 221' 9m 453. Screw turned in. 



June 2"! 22^ IS"". Two very small patches of cloud formed to SE. ; sun very clear. 



June 2<^ 221" 36"" 45=. Screw withdrawn. 



June 2* 22'' 43'" — 23'' 2'". Glass plate removed from the instrument ; replaced after 2"", 



June 24 23'' 8"". Patches of cumuli appearing on various parts of the horizon. 



June 2* 23'' 12"" 15'. Screw withdrawn. 



June 2<i 23'' 43"". Cumuli increasing ; dry thermometer 77°-5 ; wet thermometer 62°"4. 



June 16<i 23'' 44'". A few cumuli about the horizon. 



June ly-i 0'' 31"" 30». Screw turned in. 



June l?* 0'' 36"". One set of observations missed. 



■lie. AND MET. OBS. 1846. 



5 N 



