338 



Ocean Magnetic Observations, 1905-16 



Colombo, Ceylon, to Batavia, Java. 



Date 



Oct. 



1911 

 Sept. 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 24 

 25 

 26 

 27 

 28 

 29 

 30 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 



12 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 24 

 25 

 26 

 27 



Noon position 



Lat. 



Colombo. . 

 6 37 N. 

 6 56 N. 

 8 31 N. 



49 N. 



13 N. 



36 N. 



53 N. 



18 N. 

 43 N. 

 11 N. 

 24 N. 

 55 N. 



19 N. 

 38 N. 

 30 N. 

 46 N. 

 13 N. 

 48 N. 

 17 N. 

 34 N. 

 13 N. 



10 



13 



14 



15 



13 



11 



10 

 9 

 8 

 8 

 6 

 6 

 5 

 4 

 2 

 2 

 1 

 1 

 1 

 1 

 

 

 





 

 

 

 

 

 

 

 

 



1 



3 

 4 

 5 

 5 



Long. 

 E. of Gr. 



13 N. 



13 N. 

 59 N. 

 51 N. 

 46 N. 



44 N. 

 41 N. 

 32 N. 

 07 N. 

 03 N. 



03 N. 



04 S. 

 06 S. 

 27 S. 

 58 S. 

 48 S. 

 21 S. 

 06 S. 

 03 S. 

 18 S. 



Batavia . 



79 44 



82 28 



83 35 



84 27 



84 44 



85 01 

 85 27 

 87 03 

 89 21 

 91 37 



93 06 



94 02 



95 37 



97 48 



98 27 



99 29 



100 04 



101 06 

 101 34 

 103 00 



103 54 



104 01 

 104 07 

 104 11 

 104 18 

 104 23 



104 24 



104 36 



104 37 



104 56 



105 00 

 105 00 

 105 08 

 105 00 



105 05 

 104 53 

 104 55 



106 29 

 106 23 

 106 27 

 106 54 



Day's 

 run 



miles 



20 



218 



115 



148 



144 



85 



81 



181 



165 



162 



100 



63 



101 



163 



40 



75 



100 



112 



00 



78 



63 



6 



5 



12 



10 



10 



12 



2 



10 



31 



6 



Remarks 



12 

 9 

 22 

 26 

 50 

 152 

 46 

 57 

 29 

 52 



Left Colombo 4'' 30" p. m. Gentle breeze, WSW. 



Moderate breeze, SW. by S. Cloudy. Beating. 



Cloudy. Strong SW. Monsoon. Rough sea. 



Cloudy. Moderate breeze, NW. by W. 



Cloudy. Moderate breeze from WNW. 



Overcast, rainy. Strong breeze from W. 



Overcast, rainy, squally. Strong breeze from WSW. 



Overcast, rainy, squally. Rough sea. Fresh NW. breeze. 



Cloudy, hazy. Moderate gale blowing from SW. Heavy sea. 



Cloudy. Moderate breeze, SW. by S. 



Partly cloudy. Light SW. breeze. 



Partly cloudy. Long SW. swell. Gentle breeze SW. by S. 



Partly cloudy. Smooth sea. Light airs from WSW. 



Partly cloudy. Smooth sea. Gentle breeze from SSW. 



Partly cloudy, hazy. Smooth sea, tide rips. Gentle westerly breeze. 



Partly cloudy, hazy. Smooth sea. Light variable airs. 



Partly cloudy. Smooth sea. Light breeze, NW. by W. 



Cloudy. Smooth sea. Light breeze, NE. by E. 



Cloudy. Smooth sea. Moderate breeze from WNW. 



Partly cloudy. Smooth sea. Light airs from WSW. 



Partly cloudy. Smooth sea. Passing showers. Gentle WSW. breeze. 



Anchored 7'' 30" p. m. Singapore Strait. Light variable breezes. 



Up anchor 7'' 30" a. m. Anchored 3^ 50" p. m. Light variable airs. 



Up anchor noon. Anchored 2 p. m. Rhio Strait. 



Up anchor 8 a. m. Anchored ll"" 15" a. m. Rhio Strait. Calm. 



Up anchor 6 a. m. Anchored 1 p. m. Rhio Strait. Calm. Up anchor 10 p. m. 



Anchored 5'' 30" a. m. Up anchor ll"" 15" a. m. Anchored 6'' 15" p. m. 

 Light variable airs, 



Up anchor 1 p. m. Anchored 4'' 15" p. m. Light variable airs. 



Up anchor 8 a. m. Anchored 12*' 50" p. m. Up anchor S*" 15" p. m. Calm. 



Working out of Rhio Strait. 



Anchored 9 p. m. off Singa Island. Light breeze, SW. by S. 



At anchor, overhauling engine. Gentle breeze from SSW. 



At anchor, overhauUng engine. Moderate breeze from SSW. 



Up anchor S'' 40" a. m. Anchored 4'' 45" p. m. Light breeze, SSW. 



Anchored off Singa Island. 



Up anchor 7'' 30" a. m. Anchored 3'' 05" p. m. Gentle breeze from W. 



Up anchor 7'' 15" a. m. Anchored O"" 25" p. m. Moderate breeze, NW. by W. 



Up anchor 10'' 45" a. m. Entered Banka Strait. Moderate breeze, N. by W. 



Cloudy. Passed through Banka Strait. Variable breezes. 



Partly cloudy, smooth sea. 



Partly cloudy, smooth sea. Light variable aira. 



Partly cloudy, squally, smooth sea. Calm to variable breezes. 



Partly cloudy. Arrived Tanjong Priok, Batavia, ll*" 55" a. m. 



Total distance: 2,833 miles. Time of passage: 41.8 days. Average day's run: 67.8 miles. 

 Batavia to Manila, Philippine Islands. 



1911 

 Nov. 21 

 22 

 23 

 24 

 25 

 26 

 27 

 28 

 29 

 30 

 1 

 2 

 3 

 4 

 5 



Dec. 



Batavia . . , 

 5 55 S. 



5 59 S. 



6 43 S. 



8 51 S. 



9 37 S. 

 07 S. 

 54 S. 

 38 S. 

 40 S. 

 28 S. 

 44 S. 

 16 S. 

 50 S. 

 21 S. 



106 41 



105 56 



104 50 



105 46 



106 32 

 lOG 00 

 105 41 

 104 58 

 102 19 



99 57 



97 09 



94 33 



92 13 



90 07 



miles 



10 



7 



49 



90 



140 



65 



96 



51 



60 



238 



220 



209 



208 



200 



189 



Left Batavia Roads 6'' 45" a. m. Anchored ll"" 30" a.m. Variable airs. 



Left anchorage O*" 08" a. m. At 8 p. m. anchored. Variable airs. 



Left anchorage 5'' 20" a. m. In Sunda Strait. Variable airs. 



Cloudy, squally. Long southerly swell. Gentle breeze, WNW. 



Cloudy, overcast, heavy rain squalls. Moderate breeze, WSW. 



Partly cloudy. Moderate NW. swell. Light breeze, WNW. 



Partly cloudy, squally. Light variable airs. 



Partly cloudy, moderate SE. swell. Calm and light airs. 



Overcast, squally, moderate SE. swell. 



Partly cloudy. Fresh SE. trades. 



Partly cloudy. Fresh SE. trades. 



Partly cloudy. Fresh SSE. trades. 



Cloudy. Fresh SE. by S. trades. 



Cloudy. Moderate breeze, SSE. 



Cloudy. Gentle breeze, SSE. 



