VOLUME 1 - E-Library - WMO

AEROSOL OPTICAL DEPTHDAILY AND MONTHLY MEANS (NATURAL LOGARITHMS)NCDC 20700 TRAPANI/BIRGI. ITALY ALTITUDE 7 M YEAR 1'3'31WMO 11>42'3 37 55N 12 30EMONTH DAY 500 N 380 N ALPHA DAY MONTH12 1'3 .170 4 .230 4 1 .110 1'3 1212 24 .250 .307 .748 24 1212 25 .220 .282 .'313 25 1212 28 .252 2 .3£'1 2 1.314 28 1212 3'1 .251 3 .371 3 1.415 31 12MONTHLY 'MEAN .241 22 .3£'1 22 1.4£'8 BETA .087NCDC 20700 TRAPANI/BIRGI. ITALY ALTITUDE 7 M YEAR 1'3'32WMO 1£,42'3 37 55N 12 30EMONTH DAY 500 N 380 N AL.PHA DAY MONTH1 1 .2£'4 2 .388 2 1.3% 1 ll 3 .1'34 4 .28'3 4 1.44£' 312 . l'33 3 .2£''3 3 l. 2,1 '3 1214' .3£'2 2 .475 2 .'3'34 1415 .34'3 3 .4£'£' 3 1.053 151£, .244 3 .3£'5 3 1.4£'4 1£,17 .230 3 .335 3 1.3£>3 171 30 .283 4 .411 4 1.3£'5 30l 3·1 .312 3 .434 3 1.201 31MONTHLY MEAN .2£'5 27 .375 27 1.273 BETA .10'3MONTH DAY 500 N 380 N ALPHA DAY MONTH2 1 .222 4 .313 4 1.240 1 22 2 . 1'31 3 .282 3 1.427 2 22 3 .21£' 4 .345 4 1.713 3 22 5 .2'38 2 .3'31 2 .'3% 5 22 £, .250 5 .333 5 1.044 £, 22 7 .275 5 .3'31 5 1.282 7 22 8 .303 3 .41'3 3 1.183 8 22 '3 .327 3 .44'3 3 1.15'3 '3 22 10 .2'35 £, .423 £, 1.314 10 22 11 .388 1 .544 1 1.231 11 22 12 .410 4 .5&7 4 1. 183 12 22 13 .2£'2 4 .388 4 1.424 13 22 1£, .224 .30£' 1.13£' 1 £, 22 18 .213 2 .331 2 1. £,13 18 22 21 .3£'3 1 .542 1 1.4£'0 21 22 22 .2'38 1 .487 1 1.7'31 22 22 23 .3£'1 3 .558 3 1.5'31 23 22 24 .274 4 .450 4 1.803 24 22 2£, .344 5 .500 5 1.3£>2 2£, 22 2'3 .51'3 2 .70'3 2 1.141 2'3 2MONTHLY MEAN .2'34 £,3 .425 £,3 1.342 BETA .11 £,MONTH DAY 500 N 380 N ALPHA DAY MONTH3 8 .487 1 .£'70 1 1.157 8 33 lS .344 3 .4£'7 3 1.113 15 33 1£, .272 £, .38'3 £, 1.302 1£, 33 17 .342 4 .4£'3 4 1.111 17 33 18 .2£'5 3 .41£' 3 1. £,37 18 33 1'3 .334 3 .500 3 1.4£''3 1'3 33 20 .328 4 .508 4 1 . 5'38 20 33 22 .405 1 .538 1 1 . 031 22 33 23 .304 3 .404 3 1 . 033 23 33 24 .25& 4 .378 4 1 . 423 24 33 27 .344 2 .521 2 1 . 508 27 3[ - 38