ATMOSPHERIC-ELECTRIC DIURNAL -VARIATION RESULTS 



111 



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



October 5-6, 1929. Latitude 30.°8 N; Longitude 198.°6 E 



Temp. range: 14.0-11.0°C. Rel. hum. range: 75-91 percent. 

 Wind: SE to SXE, 1-4. Visibility: 3. 

 Clouds: cu-stcu-cunbj 7-10. 

 After 18h GMT overcast, threatening, disturbed. 



July 21-22, 1929. Latitude 47?0 N; Longitude 218f8 E 



GMT 

 h 



LMT 

 h 



Pot'lr 

 grad. 

 V/m 



Mobil- 

 ity 

 cm/s 

 per 

 v/cm 



Nu- 

 clei 

 per 

 cc 



Air- 

 earth 

 current 

 density 



in 

 10-7esu 



X+ n+ k+ 



21.9 12.5 194 0.98 520 1.31 3060 12.1 



22.8 13.4 223 0.87 485 1.25 2570 12.3 



23.7 14.3 249 0.80 459 1.21 2500 12.7 



0.8 15.4 229 0:79 584 0.94 2990 11.5 



1.7 16.3 200 0.77 528 1.01 3410 9.8 



2.7 17.3 177 0.86 763 0.78 1950 9.7 



3.7 18.3 183 0.90 777 0.80 1530 10.5 



4.7 19.3 160 0.91 1250 9.3 



5.7 20.3 125 1.06 1180 8.4 



6.8 21.4 70 1.13 1600 5.0 



7.7 22.3 160 1.23 800 12.5 



8.8 23.4 52 1.25 1950 4.1 



9.8 0.4 139 1.27 1950 11.3 



10.7 1.3 145 1.43 2020 13.2 



11.8 2.4 139 1.32 610 11.7 



12.7 3.3 160 1.31 450 13.3 



13.7 4.3 145 1.45 830 13.4 



14.8 5.4 139 1.47 880 13.1 



15.7 6.3 154 1.46 990 14.3 



16.7 7.3 125 1.31 800 10.4 



17.9 8.5 93 1.28 1010 7.6 



18.8 9.4 160 1.36 764 1.24 950 13.9 

 19.7 10.3 212 1.22 737 1.15 1090 16,5 

 20.7 11.3 136 1.11 708 1.09 1950 9.6 



Temp, range: 12.8-10.9 "C. Rel. hum. range: 78-95 per cent. 



Wind: WNW, 4-6. Visibility: 1-3. 



Clouds: cu-stcu-cunb-nb, 7-10. 



Occasional light rains 4h to 18h GMT. 



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 



Temp, range: 25.7-23.7 C. Rel. hum. range: 69-82 per cent. 



Wind: NExE to ESE, 3-5. Visibility: 3. 



Clouds: ci-cist-cu-cunb, 1-9. 



October 13-14, 1929. Latitude 33.°5 N; Longitude 215.°3 E 



A+ n+ k+ 



21.5 11.9 163 1.44 613 1.63 1530 14.9 



22.5 12.9 125 1.44 602 1.66 1250 11.5 



23.5 13.9 154 1.44 593 1.68 970 14.1 



0.5 14.9 131 1.42 603 1.63 830 11.8 



1.5 15.9 93 1.33 662 1.39 1250 7.9 



2.5 16.9 83 1.25 604 1.44 760 6.6 



3.5 17.9 96 1.25 680 1.28 1250 7.6 



4.5 18.9 86 1.36 680 1.39 420 7.5 



5.5 19.9 83 1.28 682 1.30 620 6.8 



6.4 20.8 94 1.28 586 1.52 700 7.6 



7.5 21.9 94 1.25 531 1.63 830 7.5 

 8.5 22.9 82 1.28 554 1.60 760 6.7 

 9.4 23.8 82 1.30 555 1.63 560 6.8 



10.4 0.8 86 1.25 587 1.48 560 6.9 



11.4 1.8 90 1.25 551 1.58 900 7.2 



12.5 2.9 105 1.25 562 1.54 8.4 



13.5 3.9 130 1.39 646 1.49 11.5 



14.5 4.9 136 1.42 647 1.52 12.3 



15.4 5.8 119 1.42 640 1.54 10.7 



16.5 6.9 139 1.36 711 1.33 1110 12.0 

 17.5 7.9 130 1.28 604 1.47 1390 10.6 

 18.5 8.9 165 1.25 597 1.45 900 13.1 

 19.5 9.9 46 1.25 621 1.40 760 3.7 

 20.5 10.9 139 1.22 576 1.47 970 10.8 



Temp, range: 22.8-20.1 °C. Rel. hum. range: 67-69 per cent. 



Wind: SWXS to NWXN, 1-4. Visibility: 3. 



Clouds: ci-cu-frcu-stcu, 1-10. Disturbed 19-20h GMT. 



