VOLUME 1 - E-Library - WMO

AEROSOL OPTICAL DEPTHDAILY AND MONTHLY MEANS (NATURAL LOGARITHMS)NCDC 22370 VITERBO. ITALY ALTITUDE 300 M YEAR 1'3'32WMO lb21b 42 2bN 12 4EMONTHLY MEAN .47b 14 .533 14 .410 BETA .358MONTH DAY 500 N 380 N ALPHA DAY MONTH4 11 .502 1 .53b 1 .242 11 44 12 . %7 2 .b7b 2 .b40 12 44 1'3 . %7 2 .352 2 -.151 1'3 44 20 .357 2 .331 2 -.27b 20 44 27 .518 2 .545 2 .1'30 27 4MONTHLY MEAN .458 '3 .483 '3 .1'34 8ETA .400MONTH DAY 500 N 380 N ALPHA DAY MONTH5 3 .588 3 .b25 3 .222 3 55 4 .4'37 1 .b'31 1 1.202 4 55 5 .411 1 .3'32 1 -.1 b'3 5 55 7 .b50 3 .771 3 .b24 7 55 8 .51'3 3 .bOO 3 .531 8 55 '3 .bb2 3 .775 3 .578 '3 55 10 .b22 1 .72'3 1 .581 10 55 11 .383 1 .37'3 1 -.042 11 55 12 .bOl 2 .b71 2 .401 12 55 13 .3'32 3 .38'3 3 -.028 13 55 14 .3bl 2 .337 2 -.252 14 55 lb .527 3 .bOb 3 .508 1b 55 17 .472 3 .528 3 .414 17 55 18 .88b 2 1.105 2 .807 18 55 21 .48b .544 .40'3 21 55 27 .453 3 .502 3 .374 27 5MONTHLY MEAN .53'3 35 .bl0 35 .448 BETA .3'35MONTH DAY 500 N 380 N ALPHA DAY MONTHb 2 .bO'3 1 .E>OO 1 -.051 2 E>b '3 .2E>1 .311 .b32 '3 E>E> 15 .34E> .434 .828 15 E>E> 1 E> .324 .420 .'354 1 E> bb 28 .3E>3 1 .475 1 .'373 28 bb 2'3 .331 2 .3'32 2 .E>20 2'3 bE> 30 .301 2 .%'3 2 .737 30 E>MONTHLY MEAN .352 '3 .418 '3 .E>28 BETA .228MONTH DAY 500 N 380 N ALPHA DAY MONTH7 4 .322 1 .385 1 .E>4E> 4 77 8 .2'35 .347 .587 8 77 '3 .474 .blE> .'358 '3 77 12 .312 1 .378 1 .b% 12 77 13 .20E> 1 .190 1 -.2l'l2 13 77 14 .189 2 .204 2 .2E>4 14 77 15 .228 2 .25'3 2 .458 15 77 lE> .244 2 .2'32 2 .E>bl 1b 77 17 .22E> 3 .275 3 .71'3 17 77 18 .270 2 .341 2 .851 18 77 20 .3E>8 2 .477 2 .'34'3 20 77 21 .448 2 .530 2 .E>14 21 77 22 .427 1 .557 1 .'370 22 77 24 .483 3 .E>3E> 3 .'3'37 24 77 25 .4E>8 1 . E>11 1 .'371 25 77 2E> .532 2 .E>'30 2 .'34'3 2E> 77 28 .355 .44E> .827 28 7I - 47