Appendix 4. Solar UV-A intensity (mW/cm2) on horizontal (H)
and vertical (V) surfaces measured in Beirut under hazy-sky conditions
(2 June 1985).
| |||
Time of day | H | V | V/H |
0830 | 620 | 760 | 1.23 |
0845 | 710 | 890 | 1.25 |
0900 | 720 | 710 | 0.99 |
0915 | 850 | 800 | 0.94 |
0930 | 970 | 790 | 0.81 |
0945 | 1 015 | 680 | 0.67 |
1000 | 1 075 | 750 | 0.70 |
1015 | 1 100 | 380 | 0.36 |
1030 | 1 080 | 430 | 0.40 |
1045 | 1 200 | 250 | 0.21 |
1100 | 1 440 | 370 | 0.26 |
1200 | 1 970 | 190 | 0.10 |
1230 | 1 580 | 190 | 0.12 |
1345 | 1 750 | 220 | 0.13 |
1415 | 1 280 | 370 | 0.29 |
1430 | 1 270 | 380 | 0.30 |
1445 | 1 160 | 220 | 0.19 |
1500 | 1 240 | 590 | 0.48 |
1515 | 780 | 280 | 0.36 |
1530 | 850 | 430 | 0.51 |
1545 | 720 | 500 | 0.69 |
1600 | 510 | 500 | 0.98 |
1615 | 450 | 470 | 1.04 |
1630 | 330 | 340 | 1.03 |