108 



OCEAN ATMOSPHERIC-ELECTRIC RESULTS 



Table 2. Diurnal-variation measurements of atmospheric-electric elements- -Continued 



December 26-27, 1928. Latitude 40.°4 S; Longitude 263f0 E 



GMT 



h 



LMT 



h 



Pot'lr 

 grad. 

 V/m 



Con- 

 duc- 

 tivity 



in 

 10-4 

 esu 



Small 

 ions 

 per 

 cc 



Mobil- 

 ity 

 cm/s 

 per 

 v/cm 



Nu- 

 clei 

 per 

 cc 



Air- 

 earth 

 current 

 density 



in 

 lO-^esu 



X+ 



January 10-11, 1929. Latitude 20.''4 S; Longitude 280fO E 



GMT 

 h 



LMT 



h 



Pot'l: 

 grad. 

 V/m 



Mobil- 

 ity 

 cm/s 

 per 

 v/cm 



Nu- 

 clei 

 per 

 cc 



Air- 

 earth 

 current 

 density 



in 

 10-''esu 



Temp, range: 19.0-15.2 °C. Rel. hum. range: 73-98 per cent. 



Wind: NW to Nxw, 1-3. Visibility: --. 



Clouds: ci-ast-cu-stcu, 0-7. 



January 1-2, 1929. Latitude 32f0 S; Longitude 27lfl E 



GMT 

 h 



LMT 

 h 



Pot'lr 

 grad. 

 V/m 



Mobil- 

 ity 

 cm/s 

 per 

 v/cm 



X+ n+ k+ 



17.4 11.5 174 0.99 606 1.13 11.0 



18.3 12.4 183 1.02 512 1.38 11.9 



19.3 13.3 96 1.05 564 1.29 6.4 



20.3 14.3 99 0.92 518 1.23 5.8 



21.3 15.3 104 1.03 546 1.31 6.8 



22.3 16.4 125 0.89 484 1.28 7.1 



23.3 17.4 102 0.77 488 1.10 5.0 



0.3 18.4 136 0.97 606 1.11 8.4 



1.8 19.8 168 0.92 582 1.10 9.9 



2.6 20.6 128 0.97 594 1.13 7.9 



3.4 21.5 145 0.99 592 1.16 9.1 



4.5 22.5 125 0.88 551 1.11 7.0 



5.4 23.4 125 0.98 568 1.20 7.8 



6.2 0.3 125 0.94 575 1.13 7.5 



7.2 1.3 148 0.90 535 1.17 8.5 



8.4 2.5 142 0.98 574 1.18 8.9 



9.4 3.5 136 0.99 556 1.24 8.6 



10.4 4.5 125 1.01 5?9 1.19 8.0 



11.3 5.4 130 1.05 583 1.25 8.7 



12.4 6.4 130 0.94 555 1.18 7.8 



13.2 7.2 128 1.04 568 1.27 8.5 



14.1 8.2 136 1.05 533 1.37 9.1 



15.2 9.3 151 1.01 522 1.35 9.7 



16.2 10.3 165 1.03 534 1.34 10.8 



Temp, range: 23.3-19.6 °C. Rel. hum. range: 63-75 per cent. 



Wind: Calm first 11 sets, then SE to SSW, 1 



Visibility: --. Clouds: cu-frdu-stcu, 0-8. 



8.1 

 8.0 

 7.8 

 6.8 

 6.7 

 6.7 

 6.0 

 6.2 

 6.2 

 6.9 

 6.6 

 6.5 

 6.5 

 7.0 

 6.6 

 7.8 

 7.3 

 8.3 

 7.8 

 9.1 

 8.7 

 9.4 

 10.7 

 11.1 



Temp, range: 20.7-18.9 °C. Rel. hum. range: 70-81 per cent. 



Wind: ESE to SExS, 3-5. Visibility: — . 



Clouds: cu-stcu-nb, 10 



February 10-11, 1929. Latitude 10.°6 S; Longitude 274.°7 E 



Pot'lr 

 grad. 

 V/m 



Mobil- 

 ity 

 cm/s 

 per 

 v/cm 



A+ n+ k+ 



16.8 11.2 134 0.98 441 1.54 660 8.4 



17.8 12.1 147 0.89 447 1.38 940 8.3 

 19.1 13.4 141 0.92 433 1.46 970 8.3 

 20.0 14.3 182 0.84 389 1.50 1210 9.7 



21.0 15.3 109 0.94 475 1.37 780 6.5 



21.9 16.2 125 0.92 379 1.68 590 7.3 

 22.9 17.2 122 0.90 425 1.47 210 7.0 

 23.9 18.2 .... 0.95 401 1.64 170 



1.2 19.5 .... 0.94 371 1.76 750 



2.2 20.5 .... 0.96 363 1.83 640 



3.3 21.6 .... 0.92 393 1.62 770 



4.2 22.5 .... 0.98 371 1.83 560 



5.3 23.6 .... 0.99 368 1.87 500 

 6.3 0.6 .... 0.92 384 1.66 560 

 7.3 1.6 .... 0.91 377 1.68 490 

 8.3 2.6 .... 0.92 353 1.81 440 

 9.3 3.6 .... 0.91 329 1.92 1080 



10.1 4.4 .... 0.92 364 1.75 800 

 11.1 5.4 .... 0.94 392 1.66 870 

 12.1 6.4 .... 0.92 393 1.62 1440 



13.0 7.3 .... 0.93 371 1.74 1030 



14.1 8.4 .... 0.88 382 1.60 1250 



15.2 9.5 .... 0.93 385 1.68 940 



16.3 10.6 .... 0.93 359 1.80 1080 



Temp, range: 27.7-24.2 °C. Rel. hum. range: 56-76 per cent. 



Wind: Calm or SSE to SW, 1-3. Visibility: 3. 



Clouds: ast-frcu-stcu, 0-9. 



