Climatology Data: Level 2.0 Quality Assured Data
AERONET Algorithm: Version 2
Site: GSFC, longitude=-76.839833, latitude=38.992500, elevation=87 m
PI: Brent_Holben
PI email(s): Brent.N.Holben@nasa.gov
Month,1020_avg,1020_std,870_avg,870_std,670_avg,670_std,500_avg,500_std,440_avg,440_std,380_avg,380_std,340_avg,340_std,PW_avg_Lev1.5_(cm),PW_std_Lev1.5_(cm),Alpha_440-870_avg,Alpha_440-870_std,Alpha_380-500_avg,Alpha_380-500_std,Alpha_440-675_avg,Alpha_440-675_std,Alpha_500-870_avg,Alpha_500-870_std,Alpha_340-440_avg,Alpha_340-440_std,Alpha_polar_440-675_avg,Alpha_polar_440-675_std,500-NotInt_avg,500-NotInt_std,412_avg,412_std,532_avg,532_std,555_avg,555_std,1640_avg,1640_std,1020_days,870_days,670_days,500_days,440_days,380_days,340_days,PW_days_Lev1.5,Alpha_440-870_days,Alpha_380-500_days,Alpha_440-675_days,Alpha_500-870_days,Alpha_340-440_days,Alpha_polar_440-675_days,500-NotInt_days,412_days,532_days,555_days,1640_days,1020_Obs,870_Obs,670_Obs,500_Obs,440_Obs,380_Obs,340_Obs,PW_Obs_Lev1.5,Alpha_440-870_Obs,Alpha_380-500_Obs,Alpha_440-675_Obs,Alpha_500-870_Obs,Alpha_340-440_Obs,Alpha_polar_440-675_Obs,500-NotInt_Obs,412_Obs,532_Obs,555_Obs,1640_Obs,
2004-JAN,0.029501,0.013169,0.031789,0.015763,0.039457,0.024012,0.071013,0.040391,0.088703,0.049440,0.107396,0.062734,0.123682,0.071817,0.468924,0.182436,1.519110,0.321931,1.513021,0.171599,2.009832,0.284892,1.389120,0.386583,1.279644,0.158625,-100.000000,-100.000000,0.071013,0.040391,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,19,19,19,19,19,19,19,19,19,18,19,19,18,-100,19,-100,-100,-100,-100,397,397,397,397,397,397,397,397,397,355,397,397,355,-100,397,-100,-100,-100,-100
2004-FEB,0.034251,0.028589,0.038851,0.031699,0.050008,0.040187,0.086477,0.057608,0.106604,0.067125,0.128811,0.080379,0.146847,0.088809,0.535061,0.222731,1.593368,0.302289,1.483172,0.271563,2.015786,0.417472,1.485906,0.359764,1.269156,0.245150,-100.000000,-100.000000,0.086477,0.057608,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,20,20,20,20,20,20,20,20,20,20,20,20,19,-100,20,-100,-100,-100,-100,575,575,575,575,575,575,575,575,575,575,575,575,521,-100,575,-100,-100,-100,-100
2004-MAR,0.054909,0.022933,0.064537,0.027067,0.086665,0.037853,0.144247,0.062653,0.176212,0.077458,0.216876,0.099535,0.246719,0.115849,0.987806,0.629819,1.518960,0.258178,1.473020,0.201169,1.705207,0.241073,1.474665,0.281516,1.290108,0.206526,-100.000000,-100.000000,0.144247,0.062653,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,19,19,19,19,19,19,19,19,19,19,19,19,19,-100,19,-100,-100,-100,-100,485,485,485,485,485,485,485,485,485,485,485,485,485,-100,485,-100,-100,-100,-100
2004-APR,0.086925,0.051852,0.100349,0.058562,0.130693,0.074344,0.199198,0.111982,0.239802,0.134031,0.295194,0.164548,0.332974,0.184586,1.315349,0.708898,1.338773,0.255490,1.435274,0.165672,1.465487,0.254285,1.295188,0.276501,1.281065,0.177373,-100.000000,-100.000000,0.199198,0.111982,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,19,19,19,19,19,19,19,19,19,19,19,19,19,-100,19,-100,-100,-100,-100,481,481,481,481,481,481,481,481,481,481,481,481,481,-100,481,-100,-100,-100,-100
2004-MAY,0.102247,0.033312,0.131906,0.043826,0.196793,0.071260,0.313712,0.124625,0.378585,0.152070,0.463767,0.184882,0.526957,0.208308,2.489453,0.802948,1.494487,0.252173,1.434722,0.161990,1.480699,0.219734,1.502846,0.281790,1.325905,0.190885,-100.000000,-100.000000,0.313712,0.124625,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,22,22,22,22,22,22,22,22,22,22,22,22,22,-100,22,-100,-100,-100,-100,491,491,491,491,491,491,491,491,491,491,491,491,491,-100,491,-100,-100,-100,-100
2004-JUN,0.088859,0.066354,0.119644,0.089260,0.188348,0.141984,0.315996,0.224189,0.381749,0.260691,0.468300,0.299672,0.531971,0.322203,2.369607,0.834236,1.750732,0.208136,1.604678,0.354569,1.761043,0.236432,1.766367,0.219902,1.543796,0.413988,-100.000000,-100.000000,0.315996,0.224189,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,19,19,19,19,19,19,19,19,19,19,19,19,18,-100,19,-100,-100,-100,-100,437,437,437,437,437,437,433,437,437,437,437,437,420,-100,437,-100,-100,-100,-100
2004-JUL,0.169966,0.097707,0.233873,0.137597,0.377048,0.219845,0.607193,0.336309,0.709895,0.381877,0.829928,0.429059,0.869336,0.429289,3.106148,0.594023,1.659469,0.210016,1.205130,0.274350,1.540317,0.214006,1.733786,0.215305,1.057383,0.306227,-100.000000,-100.000000,0.607193,0.336309,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,21,21,21,21,21,21,20,21,21,21,21,21,21,-100,21,-100,-100,-100,-100,445,445,445,445,445,445,432,445,445,445,445,445,445,-100,445,-100,-100,-100,-100
2004-AUG,0.114219,0.057667,0.150681,0.078492,0.242822,0.127620,0.411949,0.209052,0.494333,0.246796,0.599420,0.290732,0.670786,0.313160,3.009034,0.823431,1.756899,0.317714,1.401566,0.337331,1.705032,0.320527,1.812138,0.317833,1.312233,0.363562,-100.000000,-100.000000,0.411949,0.209052,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,21,21,21,21,21,21,21,21,21,21,21,21,20,-100,21,-100,-100,-100,-100,451,451,451,451,451,451,447,451,451,451,451,451,430,-100,451,-100,-100,-100,-100
2004-SEP,0.052703,0.029304,0.066947,0.041699,0.103875,0.071017,0.182443,0.123529,0.223576,0.149660,0.283087,0.182641,0.330056,0.205677,2.087927,0.603774,1.733516,0.264082,1.676073,0.222961,1.851980,0.180613,1.723957,0.341892,1.653203,0.309231,-100.000000,-100.000000,0.182443,0.123529,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,14,14,14,14,14,14,14,14,14,14,14,14,14,-100,14,-100,-100,-100,-100,404,404,404,404,404,404,404,404,404,404,404,404,404,-100,404,-100,-100,-100,-100
2004-OCT,0.036766,0.018977,0.044990,0.026610,0.066522,0.043795,0.105290,0.071629,0.126429,0.084478,0.159775,0.099125,0.180126,0.109848,1.377547,0.459185,1.472998,0.215256,1.624948,0.240041,1.478994,0.239598,1.474080,0.232902,1.518090,0.345332,-100.000000,-100.000000,0.105290,0.071629,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,19,19,19,19,19,19,19,19,19,19,19,19,19,-100,19,-100,-100,-100,-100,567,567,567,567,567,567,567,567,567,567,567,567,567,-100,567,-100,-100,-100,-100
2004-NOV,0.024871,0.021064,0.029039,0.027228,0.040029,0.041950,0.067915,0.067022,0.082112,0.080218,0.105919,0.096146,0.117892,0.106065,1.046684,0.534569,1.631541,0.310754,1.744499,0.179994,1.883680,0.477634,1.609216,0.324243,1.578610,0.244755,-100.000000,-100.000000,0.067915,0.067022,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,20,20,20,20,20,20,20,20,20,20,20,20,20,-100,20,-100,-100,-100,-100,487,487,487,487,487,487,487,487,487,487,486,487,487,-100,487,-100,-100,-100,-100
2004-DEC,0.031206,0.021104,0.037109,0.027791,0.049958,0.043235,0.090812,0.071339,0.112511,0.085549,0.139202,0.102652,0.157361,0.114301,0.727798,0.372443,1.687612,0.389715,1.653337,0.294583,2.091850,0.443527,1.608285,0.424425,1.362748,0.242594,-100.000000,-100.000000,0.090812,0.071339,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,20,20,20,20,20,20,20,20,20,19,20,20,19,-100,20,-100,-100,-100,-100,499,499,499,499,499,499,499,499,499,466,499,499,466,-100,499,-100,-100,-100,-100
2004-YEAR,0.068869,0.044422,0.087476,0.062356,0.131018,0.103266,0.216354,0.166566,0.260043,0.195185,0.316473,0.229460,0.352892,0.245065,1.626778,0.946398,1.596455,0.129992,1.520787,0.148308,1.749159,0.225290,1.572963,0.162012,1.372662,0.168270,-100.000000,-100.000000,0.216354,0.166566,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,233,233,233,233,233,233,232,233,233,231,233,233,228,-100,233,-100,-100,-100,-100,5719,5719,5719,5719,5719,5719,5698,5719,5719,5644,5718,5719,5552,-100,5719,-100,-100,-100,-100