314 



Extra Meteorological Observations, 1843. 



ACTINOMETER. 



Makerstoun 



Mean Time 



of 



First Reading. 



d. h. m. 



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. 





September 4, 



1843. 







19 59 12 



Sun 



58-5 



621 



+ 3-6 







20 12 



Shade 



62- 1 



62-3 



+ 0-2 



3-5 



* 



1 12 



Sun 



62-3 



66-2 



+ 3-9 



3-7 



3-80 



2 12 



Shade 



66-2 



66-5 



+ 0-3 



3-8 



3 12 



Sun 



66-5 



709 



+ 4-4 



4-2 





4 12 



Shade 



70-9 



711 



+ 0-2 







20 47 12 



Sun 



62-8 



67-0 



+ 4-2 







48 12 



Shade 



67-0 



67-3 



+ 0-3 



4-2 





49 12 



Sun 



67-3 



721 



+ 4-8 



4-4 





50 12 



Shade 



72-1 



72-7 



+ 0-6 



4-4 



4-48 



51 12 



Sun 



72-7 



78-0 



+ 5-3 



4-7 



52 12 



Shade 



78-0 



78-7 



+ 0-7 



4-5 





53 12 



Sun 



78-7 



83-9 



+ 5-2 



4-7 





54 12 



Shade 



83-9 



84-2 



+ 0-3 







21 13 12 



Shade 



32-0 



32-9 



+ 0-9 







14 12 



Sun 



32-9 



38-2 



+ 5-3 



4-5 



\ 



15 12 



Shade 



38-2 



39-0 



+ 0-8 



4-4 





16 12 



Sun 



390 



44-2 



+ 5-2 



4-5 





17 12 



Shade 



44-2 



44-8 



+ 0-6 



4-6 



4-65 



18 12 



Sun 



44-8 



50-0 



+ 5-2 



4-5 



19 12 



Shade 



500 



50-8 



+ 0-8 



4-7 





20 12 



Sun 



50-8 



56-7 



+ 5-9 



4-4 





21 12 



Shade 



56-7 



57-0 



+ 0-3 



5-6 





22 12 



Sun 



570 



63 



+ 6-0 







21 40 12 



Shade 



62-4 



620 



-0-4 







41 12 



Sun 



62-0 



67-2 



+ 5-2 



5-6 





42 12 



Shade 



67-2 



66-8 



-0-4 



5-6 





43 12 



Sun 



66-8 



72- 1 



+ 5-3 



5-8 



■5-88 



44 12 



Shade 



721 



71-6 



-0-5 



6-0 



45 12 



Sun 



71-6 



77-3 



+ 5-7 



61 





46 12 



Shade 



77-3 



76-9 



-0-4 



6-2 





47 12 



Sun 



76-9 



82-7 



+ 5-8 







22 3 12 



Shade 



320 



310 



-1-0 







4 12 



Sun 



310 



36-2 



+ 5-2 



61 " 





5 12 



Shade 



36-2 



35-4 



-0-8 



61 





6 12 



Sun 



35-4 



40-8 



+ 5-4 



6-4 



6-43 



7 12 



Shade 



40-8 



39-5 



-1-3 



6-8 



8 12 



Sun 



39-5 



15 



+ 5-5 



6-7 





9 12 



Shade 



450 



43-9 



-1-1 



6-5 





10 12 



Sun 



43-9 



492 



+ 5-3 







22-9 



Makerstoun 



Mean Time 



of 



First Reading. 



d. 



28-9 



320 



34-6 



36-6 



22 30 12 



31 12 



32 12 



33 12 



34 12 



35 12 



36 12 



37 12 



4 23 12 



5 



6 12 



7 12 



23 34 12 



35 12 



36 12 



37 12 



38 12 



39 12 



40 12 



41 12 



4 12 



5 12 



6 12 



7 12 



8 12 



9 12 



31 12 



32 12 



33 12 



34 12 



35 12 



36 12 



37 12 



38 12 



In Sun 



or 

 Shade. 



Observation. 



Begun. 



Sc. div. Sc. div 



Ended 



Change 

 in 

 60*. 



Sc. div. 



Effect 



of 



Sun. 



S*". div. 



September 4, 5, 1843. 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



20-6 

 19-9 

 25-3 

 24-7 

 30-4 

 29-8 

 350 

 34-0 



24-8 

 23-9 

 29-8 

 290 

 350 

 34-2 

 40-2 

 39-8 



Shade 24-3 

 Sun i 23-9 

 Shade I 29-4 

 Sun j 29-0 

 Shade j 34-9 

 Sun 1 34-4 

 Shade ' 40-6 

 Sun 40-0 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



Shade 



Sun 



26-5 

 25-9 

 31-4 

 30-9 

 36-9 

 360 

 420 

 41-2 



27-9 

 27-2 

 33-2 

 32-9 

 39-2 

 38-7 

 44-8 

 440 



19-9 

 25-3 

 24-7 

 30-4 

 29-8 

 350 

 34 

 39-0 



23-9 

 29-8 

 29-0 

 350 

 34-2 

 40-2 

 39-8 

 460 



23-9 

 29-4 

 290 

 34-9 

 34-4 

 40-6 

 400 

 46-2 



25-9 

 31-4 

 30-9 

 36-9 

 360 

 420 

 41-2 

 47-0 



27-2 

 33-2 

 32-9 

 39-2 

 38-7 

 44-8 

 440 

 50-3 



-0-7 





+ 5-4 



60 



-0-6 



6-2 



+ 5-7 



6-3 



-0-6 



60 



+ 5-2 



60 



-1-0 



61 



+ 5-0 





-0-9 





+ 5-9 



6-7 



-0-8 



6-8 



+ 60 



6-8 



-0-8 



6-8 



+ 60 



6-6 



-0-4 



6-5 



+ 6-2 





-0-4 

 + 5-5 

 -0-4 

 + 5-9 

 -0-5 

 + 6-2 

 -0-6 

 + 6-2 



-0-6 

 + 5-5 

 -0-5 



+ 6-0 

 -0-9 

 + 60 

 -0-8 



+ 5-8 



-0-7 

 + 60 

 -0-3 

 + 6-3 

 -0-5 

 + 6-1 

 -0-8 

 + 6-3 



5-9 

 61 

 6-3 

 6-6 

 6-7 

 6-8 



60 

 6-3 

 6-7 

 6-9 

 6-8 

 6-7 



6-5 

 6-4 

 6-7 

 6-7 

 6-8 

 70 



Sept. 4 d 20 h l m . Dry thermometer 49°*5 ; wet thermometer 47°-7 ; slight breeze. 



Sept. 4 d 20 h 50 m . Dry thermometer 52°'7 ; wet thermometer 49°-4 ; still milky about the Sun ; light breath of wind. 



Sept. 4 d 21 h 20 m . Dry thermometer 54°*4 ; wet thermometer 51°-0 ; observation at 17 m 12 s doubtful. 



Sept. 4 d 21 1 ' 44 m . Dry thermometer 55°-2 ; wet thermometer 51°-2. 



Sept. 4 d 22 h 7 m . Dry thermometer 56°-5 ; wet thermometer 52°-4 ; light breeze. 



Sept. 4 d 22 11 34 m . Dry thermometer 57°-9 ; wet thermometer 53°-5. 



Sept. 4 d 23' 1 4 m . Dry thermometer 59°-l ; wet thermometer 54°0. 



Sept. 4 d 23 h 38 m . Dry thermometer 61°-2 ; wet thermometer 55°-l. 



Sept. 5 d h 5 m . Dry thermometer 62°'9 ; wet thermometer 55°-5. 



Sept. 5 d b 35 m . Dry thermometer 64-°l ; wet thermometer 57 0, 4. 



