SERIES B. ZONE It. LAT. 5°TO10°K. 



551 



(Nos. 38 to 41.) 





Island of Ceylon.- 



-Continued. 

















Relative PuiiVALiiNCK ow Winds from the 















DlFFERENT POIHTB OF THE 



OOMPASb. 











Influences 







■A 





w 





.^ 





'^' 









Place and 



Time of the 





"-^ 





mJi 









f'H 





Direction of 



£ o 







kind of 

 observations. 



year. 



s 





^ 



° a 



Xi 



^1 



■£ 





t-3 





resultant. 



o S 



Direction. 



g 







% 



■it 



W 



mh 



m 



02.5 



^ 



il 



D 







K 





t, 



f ] January 



5 



14 1 



1 







1 







3 



1 















February 



1 



11 1 1 



1 





1 



1 



1 



fi 















March 







1 1 2 



4 





3 



2 



1 



10 















1 April 











1 



6 





5 



4 



1 



() 















M.iy 















2 





17 



3 



1 



4 















June 





















18 



() 







1 















July 





















16 



9 



1 

















38 to 41. 

 Colombo. 



August 















1 





15 



10 







1 













September 





















16 



9 







1 













October 



u 







1 



2 





11 



8 



2 



2 















November 



4 



7 



3 



2 





2 



2 



2 



2 















December 



6 



13 



1 



% 







1 











2 















Spring 







1 



3 



12 



5 



2,5 



9 



3 



20 



s. 



30°23'W. 



.42 



S. lO^^E. 



.23 





Summer 















1 



2 



49 



25 



1 



2 S. 



58 22 W. 



.88 



S. 57 W. 



.59 





Autumn 



4 



7 



4 



4 



4 



29 



19 



4 



5 S. 



63 ] W. 



.43 



S. 67 W. 



.15 





Winter 



VI 



38 



3 



4 



1 



3 



1 



4 



9 N 



36 48 E. 



.59 



N. 45 E. 



.86 





The year 



16 



46 



10 



21 



12 



106 



54 



12 



36 S. 



60 47 W. 



.29 







(Nos. 42 to 49.) Indian Ocean, China Sea and Pacific Ocean. 



West of longitude 180°. 

 Indian Ocean, for an aggregate period of over six years. 

 China Sea, for an aggregate period of over four years. 

 Pacific Ocean, for an aggregate period of over four years. 



From observations collected and classified, from the logs of numerous sailing vessels, at the 

 United States Naval Observatory, under the direction of Capt. M. F. Maury, Superintendent. 







Eelativi; Prevalence of Winds feom the 



Different Points of 





m^^ 



1 



Monsoon 



"— 



Place of 



Time of the 







THE Compass. 











Direo 



^•c 



influences. 



■a 

























N 





^ 

















'observation. 



year. 



J 











H 





H 



J 



^ 









^ 



O.Q 





resu 



tant. 





Direction. 











S 



fc 



N 



K 



■s 



CO 



H 



7i 



■5 



in 



^ 



tc 



% 



fe 



is 



fe 



s-z 













6 



J3 







a 



a 



fe 



H 



« 



H 



tc 



oj 



02 



oi 



02 



^ 



^ 



^ 



fc 



^o> 









K*- 





(^ 



3 





Spring 



8 



12 



36 



17 



14 



8 



18 19 



11 



17 



43 



33 



37 



6 10 



7 



7 



S. 



49' 



7'W. 



.16 



S. 65° E. j.05i 



103 



Ocean, J 

 long. 80° ] 

 to 85° E. 



Summer 



















2 



u 



2 5 



15 



21 



120 



78 



43 



21 



3 



2 



5 



S. 



57 



32 W. 



.84 



S. 55-1. W. .65 



106 



Autumn 



18 



IV 



22 



11 



15 



15 



22 20 



18 



36 



72 



72 



43 



16 



28 







18 



s. 



54 



9 W. 



.35 



S. 42iW.|.17 

 N. 50 E. .74 



148 



Winter 



19 



29 



59 



43 



29 



2 



12 1 







4 



3 



3 



3 



19 



6 



3 



5 



N 



44 



40 E. 



.59 



80 



43 Indian ' 



The year' 

 Spring 



28 



37 



... 





65 



46 



57 23 



27 



38 



79 



95 



29 



"9 



17 



"4 



32 



S. 



s. 



64 

 37 



8 W. 

 27 E. 



.19 

 .14 





.l'6^ 



437 

 235 



79 48 



N. 85^ E. 





Summer 











1! 4 



2 



V 



6 4 



14i 24 



1,17 



65 



17 







3 



1 



6 



s. 



45 



43 W. 



.79 



S. 48i W. 



.64^ 



91 



long. 85° 

 to 90° E 



Autumn 



21 



IV 



62 25 



28 



2 



36: 14 



18 65 



150 



111 



62 



19 



21 



18 



26!S. 



54 



46 W. 



..35 



S. 69 W. 



.9.9. 



9?,9. 



Winter 



32 



141 



194 95 



69 



39 



30, 19 



13; 9 



5 



19 



33 



8 



9 



'13 



16N 



51 



5 E. 



.58 



N. 48 E. 



.72 



248 



44 Indian ^ 



The year' 

 Spring 



"5 



i'e 



40 14 



"4 



4 



15 8 



14 31 



60 



31 



15 



"5 



"s 



1 



... S. 

 7S. 



32 

 36 



9 W. 

 7 W. 



.15 



.24 





.21' 



806 

 93 



S. 38 W. 





Summer 







u 



8* 



1 



2 



13, 6 



34,134 



197 



73 



17 



2 



2 







2S. 



37 



51 W. 



.86 



S. 44i W. 



.07 



164 



long. 90° 

 to 95° E 



Autumn 



19 



19 



30 35 



35 



8 



11 



7 



19 



12 



36 



41 



32 



32 



5 



9 



ION. 



73 



13 W. 



.ou 



N. 13 E. 



07 



120 



Winter 



15 



2V 



88 28 



19 



4 



13 



2 



2 



7 



3 



J. 



1 







8 



16 



o'n 



45 



44 E. 



.67 



N. 44 E. 



.28 



78 





The year' 

 Spring 



15 



18 



40, 38 



22 



17 



21 



13 



21 



14 



44 



28 



22 



27 



32 



22 



... S. 



71iN 



33 

 34 



6 W. 

 1 W. 



.11 



.05 





08 



455 

 155 



S. 89 W. 





Summer 



4 



4 



13 



3 



20 



6 



38 



33 



48 



23 



57 



25 



43 



19 



15 



8 



2l's. 



26 



34 W. 



.40 



S. 38^ W. 



48 



•.!7 



long. 95° 'I 

 to 105° E. 



Autumn 



14 



15 



42 



40 



38 



11 



22 



11 



10 



11 



35 



19 



36 



22 



22 



6 



23|N. 



48 



30 E. 



.07 



N. 43 W. 



01 



126 



Winter 



24 



35 



91 



32 



37 



7 



14 



1 



1 



2 



6 



5 



5 



4 



24 



11 



19'n. 



41 



10 E. 



.58 



N. 39^ E. 



.51 



Idfi 



The year' 



































...,N. 



53 



54 E. 



.07 







114 



46.Chiua f 



Sea, 

 lung. 105° 1 

 to 110° E. 



Spring 

 Summer 

 Autumn 

 Winter 

 The year' 



17 

 3 



64 

 75 



23 







51 



185 



144 



3 



164 



231 



69 



3 



35 



44 



80 

 20 

 64 

 10 



22 

 3 



14 

 3 



41 

 22 

 31 



13 

 11 

 12 



52 

 65 

 50 

 4 



23 

 91 

 66 



1 



46 



201 



212 







9 

 22 

 58 



1 



11 



35 



109 







5 

 15 

 30 



4 



8 

 22 

 57 



3 



5 

 1 

 6 

 6 



14iN. 

 4'S. 

 32 s. 



...,N. 



85 

 35 

 80 

 33 

 62 



12 E. 

 46 W. 

 19 W. 

 31 E. 

 48 E. 



.41 

 .71 

 .13 

 .89 

 .10 







194 

 174 

 352 

 191 

 911 







5 















' C 



omputed frc 



m the resul 



tanf 



s fo 



r the se 



isons. 











