20<i 



Observations of the Dip of the Needle [No. SO. 



Ohservations of the Dip of the Needle taken at different stations 

 in Southern India during the month of January 1844. 



Place. 



Pondicherry. 

 Mean Dip 5° 5' 8' 



-3 



1844. 

 Jan. 

 2d. 

 2| p. M 



| P. M. 



85». 



4£ P. M 

 84°. 



5£ P. M 

 83°. 



3d. 

 9£ A. M 



76°. 



10|A.M 



81°. J 



5 « 



I 2 



2 P. M. L. 

 84.° 



Poles Direct. 



Read- 

 in<?s. 



2. 33 



3. 12 

 3. 16 

 2. 6 



2.46.75 



5. 10 



6. 14 

 5. 43 

 5. 36 



5.40.75 



3. 53 

 5. 11 

 5. 9 



4. 10 



3. 53 



4. 40 

 4. 44 

 4. 9 



4.28.62 



5. 23 



6. 24 

 6. 7 

 5. 18 



5.48. 0 



4. 3 



4. 40 



4. 46 



4. 6 



Read- 

 ings. 



2. 25 



3. 15 

 3. 8 

 2. 7 



2.43.75 



5. 7 



6. 12 

 5. 38 

 5. 37 



5.38. 5 



4.25.62 



5.45.75 



4. 4 



4. 34 



4. 46 



4. 1 



4.23.75. 4.21.25 



5. 24 



5. 44 



5. 37 



5. 22 



5. 21 



5. 44 



5. 34 



5. 23 



5.31.75 5.30. 5 



2. 14 



3. 16 

 3. 3 



3. 32 



2. 6 



3. 19 



2. 55 



3. 35 



Poles Reversed. 



Read- 

 ings. 



7. 1 



7. 58 



7. 38 



7. 7 



7.26. 0 



4. 4 



4. 52 



4. 38 



4. 17 



4.27.75 



Read- 



ings. 



6. 56 

 8. 7 



7. 36 

 7. 14 



7.28.25 



4. 5 



4. 47 



4. 39 



4. 14 



4.26.25 



Dip. 



5. 16 



5. 53 



6. 4 

 5. 27 



5. 10 



6. 5 

 5. 49 

 5. 23 



5.37. 0 5.^8.37 



4. 18 



4. 41 



4. 42 



4. 17 



4.29. 5 



4. 17 



4. 44 



4. 42 



4. 21 



5. 52 



6. 13 

 5. 58 

 5. 14 



5.49.25 



4. 25 



4. 49 



4. 46 



4. 21 



4.35.25 



4.31. 0 



5. 57 



6. 14 

 6. 5 

 5. 12 



5.52. 0 



5°. 2' 



19 



5°. 3'. 31 



4. 26 



4. 48 



4. 47 



4. 24 



4.36.25 



3. 1.25! 2.58.75 7.16.251 7.18.75 5 



.11 



E 



6'. 56 



5°. 3'. 44 



75 



