418 



Extra Meteorological Observations, 1847. 



ACTOOMETER. 



Makerstoun 



Mean Time 



of 



First Reading. 



d. 



21 23 12 

 24 42 



26 12 



27 42 



29 12 



30 42 



32 12 



33 42 

 35 12 



2 21 57 12 



58 42 



2 22 12 



42 

 12 

 42 

 17 

 42 

 12 



In Sun 



or 

 Shade. 



10 42 

 12 12 



2 22 39 12 

 40 42 



42 12 



43 42 

 45 12 



2 22 50 12 

 51 42 



53 12 



54 52 

 56 12 



2 22 59 12 

 2 23 42 



2 12 



3 42 



5 12 



6 42 

 8 12 



Observation. 



Begun. 



Sc. div. 



Ended 



Sc. div. 



Change 

 in 



60^ 



Sc. div. 



Effect 

 of 



Sun. 



Mean 



of 

 Group. 



Sc. div. 



Sun's 

 Alti- 

 tude. 



July 2, 3, 1847. 



Sun 



43-2 



57-7 



+ 14-5 







Shade 



58-2 



57-9 



- 0-3 



14-7 





Sun 



63-5 



77-8 



+ 14-3 



14-9 





Shade 



81-3 



80-4 



- 0-9 



150 





Sun 



11-7 



25-7 



+ 14-0 



150 



i 15-04 



Shade 



25-9 



24-8 



- M 



150 





Sun 



300 



43-7 



+ 13-7 



15-2 





Shade 



43-6 



41-7 



- 1-9 



15-5 





Sun 



46-7 



60-3 



+ 13-6 







Sun 



28-8 



40-2 



+ 11-4 







Shade 



380 



30-8 



- 7-2 



18-8 





Sun 



34-8 



46-6 



+ 11-8 



19-2 





Shade 



45-7 



38-1 



- 7-6 



18-7 





Sun 



41-5 



520 



+ 10-5 



18-7 





Shade 



48-9 



40-2 



- 8-7 



18-2 



18-78 



Sun 



44-2 



52-8 



+ 8-6 



18-1 





Shade 



49-2 



39-0 



-10-2 



19-6 





Sun 



42-1 



52-3 



+ 10-2 



19-4 





Shade 



49-4 



4M 



- 8-3 



18-3 



J 



Sun 



43-8 



53-6 



+ 9-8 







Sun 



25-0 



35-2 



+ 10-2 







Shade 



321 



233 



- 8-8 



18-4 



1 



Sun 



26-7 



35-7 



+ 90 



17-8 



il8-10 



Shade 



321 



23-3 



- 8-8 



18-1 





Sun 



26-2 



35-8 



+ 9-6 







Sun 



38-1 



46-7 



+ 8-6 







Shade 



43-7 



34-0 



- 9-7 



18-3 



■• 



Sun 



370 



45-6 



+ 8-6 



17-9 



18-07 



Shade 



40-7 



31-8 



- 8-9 



17-9 





Sun 



34-3 



43-8 



+ 9-5 







Sun 



36-8 



42-4 



+ 5-6 







Shade 



37-2 



23-8 



-13-4 



18-6 



^ 



Sun 



45-8 



50-7 



+ 4-9 



19-4 





Shade 



45-6 



300 



-15-6 



18-8 



18-38 



Sun 



30-4 



31-8 



+ 1-4 



16-0 





Shade 



24-0 



10-4 



-13-6 



191 





Sun 



13-2 



22-7 



+ 9-5 







46-9 



50-8 



54-2 



55-0 



55-6 



Makerstoun 



Mean Time 



of 



First Reading. 



d. h. 



In Sun 



or 

 Shade. 



Observation. 



Begun. 



Sc. div. Sc. div. 



Ended, 



Change Effect 

 in of 



60». Sun. 



Sc. div. Sc. div. 









JuiY 2, 3, 1847. 







23 12 



12 



Sun 



39-9 



490 



+ 9-1 





< 



13 



42 



Shade 



46-1 



381 



- 8-0 



17-6 





15 



12 



Sun 



41-2 



51-3 



+ 10-1 



18-1 





16 



42 



Shade 



49-0 



410 



- 8-0 



17-5 



17-70 



18 



12 



Sun 



43-8 



52-7 



+ 8-9 



17-3 





19 



42 



Shade 



49-1 



40-2 



- 8-9 



18-0 





21 



12 



Sun 



430 



52-3 



+ 9-3 







23 40 



12 



Sun 



44-1 



54-5 



+ 10-4 







41 



42 



Shade 



52-9 



47-8 



- 5-1 



15-9 





43 



12 



Sun 



51-9 



63-1 



+ 11-2 



16-6 





44 



42 



Shade 



61-6 



55-9 



- 5-7 



16-6 





46 



12 



Sun 



59-5 



70-2 



+ 10-7 



16-6 



16-69 



47 



42 



Shade 



68-3 



62-2 



- 6-1 



17-3 





49 



12 



Sun 



66-2 



77-8 



+ 11-6 



17-4 





50 



42 



Shade 



76-4 



70-9 



- 5-5 



16-4 





52 



12 



Sun 



360 



46-1 



+ 10-1 







1 17 



12 



Sun 



406 



55-9 



+ 15-3 







18 



42 



Shade 



55-2 



51-0 



- 4-2 



18-5 





20 



12 



Sun 



55-7 



69- 1 



+ 13-4 



18-1 





21 



42 



Shade 



67-9 



62-7 



- 5-2 



18-0 





23 



12 



Sun 



66-3 



78-5 



+ 12-2 



17-9 



18-36 



24 



42 



Shade 



77-1 



71-0 



- 61 



18-0 





26 



12 



Sun 



75-4 



87-0 



+ 11-6 



18-4 





27 42 



Shade 



85-4 



77-9 



- 7-5 



19-6 





29 



12 



Sun 



81-4 



94-1 



+ 12-7 







2 15 



12 



Sun 



19-7 



30-4 



+ 10-7 







16 



42 



Shade 



28-8 



22-9 



- 5-9 



17-3 



-\ 



18 



12 



Sun 



26-9 



39-1 



+ 12-2 



18-3 





19 



42 



Shade 



37-8 



31-6 



- 6-2 



17-7 





21 



12 



Sun 



35-0 



45-9 



+ 10-9 



18-3 



18-33 



22 



42 



Shade 



44-0 



35-4 



- 8-6 



19-6 





24 



12 



Sun 



37-8 



48-8 



+ 11-0 



19-0 





25 



42 



Shade 



47-2 



39-7 



- 7-5 



18-1 





27 



12 



Sun 



41-8 



52-0 



+ 10-2 







2 56 



12 



Sun 



23-4 



34-7 



+ 11-3 







57 



42 



Shade 



32-9 



27-0 



- 5-9 



17-2 





59 



12 



Sun 



30-7 



42-1 



+ 11-4 



16-5 





3 



42 



Shade 



41-0 



36-7 



- 4-3 



16-2 





2 



12 



Sun 



40-9 



53-2 



+ 12-3 



17-1 



16-81 



3 



42 



Shade 



52-0 



46-7 



- 5-3 



16-9 





5 



12 



Sun 



50-7 



61-7 



+ 11-0 



16-6 





6 



42 



Shade 



59-8 



53-9 



- 5-9 



17-2 





8 



12 



Sun 



58-2 



69-8 



+ 11-6 







July 2*, 1847. The cylinder of the actinometer having burst in the jirevious vvintpr, the broken parts have been replaced by new or 



July 2* 21'" 23"". Observations made at east end of Obsei-vatory. 



July 2'i 21'> 30"". Dry thermometer, 63°-7 ; wet thermometer, 59°-7. 



July 2<i 21'> 57™. Observations made on the south side of Observatory. 



July 2<i 22i> 10"". Barometer, 29-945 in. ; dry thermometer, 65°-2 ; wet thermometer, SS"-". 



July 2'i 221' 39m_ Observations made at west end of Observatory. 



July 2^1 22^ 52m. j)j.j thermometer, 68°-3 ; wet thermometer, 61°0. 



July 2>i 22'' 59"^ — 23'' 9™. Glass plate removed from the instrument; replaced after 9"». 



July 2'i 23'' 44". Dry thermometer, 71°-6 ; wet thermometer, 62°-5. 



July 3'i 1'' 22'n. Dry thermometer, 75°0 ; wet thermometer, 61°- 7 ; too much wind. 



July 34 2'' 17"". Dry thermometer, 75°' 6; wet thermometer, 61°-9. 



