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,
2012-JAN,0.030615,0.016676,0.033463,0.017857,0.045045,0.021198,0.076357,0.030361,0.090267,0.035852,0.111274,0.043732,0.124839,0.050129,0.749184,0.403951,1.546595,0.234947,1.375004,0.166067,1.714329,0.239863,1.550290,0.255983,1.258348,0.210566,-100.000000,-100.000000,0.076357,0.030361,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.016242,0.016244,22,22,22,22,22,22,22,22,22,22,22,22,22,-100,22,-100,-100,-100,22,445,445,445,445,445,445,445,445,445,445,445,445,445,-100,445,-100,-100,-100,445
2012-FEB,0.031572,0.007984,0.037382,0.010096,0.051945,0.015044,0.086805,0.024251,0.103442,0.029090,0.125971,0.034818,0.138438,0.039117,0.673772,0.319887,1.521060,0.180621,1.355975,0.149180,1.628689,0.193049,1.528244,0.186833,1.127444,0.136315,-100.000000,-100.000000,0.086805,0.024251,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.015152,0.006249,20,20,20,20,20,20,20,20,20,20,20,20,20,-100,20,-100,-100,-100,20,724,724,724,724,724,724,724,724,724,724,724,724,724,-100,724,-100,-100,-100,724
2012-MAR,0.067705,0.029071,0.080964,0.035082,0.105342,0.049280,0.156363,0.076308,0.181614,0.089946,0.214222,0.105677,0.233261,0.117184,1.207313,0.734841,1.191426,0.400756,1.139049,0.276986,1.275876,0.371664,1.184866,0.427754,0.954806,0.276472,-100.000000,-100.000000,0.156363,0.076308,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.043751,0.022004,23,23,23,23,23,23,23,23,23,23,23,23,22,-100,23,-100,-100,-100,23,769,769,769,769,769,769,769,769,769,769,769,769,711,-100,769,-100,-100,-100,769
2012-APR,0.054304,0.019551,0.066074,0.024627,0.087248,0.036048,0.135034,0.058076,0.160953,0.070544,0.194928,0.086829,0.214457,0.101327,1.030774,0.532999,1.276073,0.214482,1.310279,0.163659,1.402035,0.179058,1.246962,0.236265,1.057193,0.246957,-100.000000,-100.000000,0.135034,0.058076,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.035551,0.014446,24,24,24,24,24,24,24,24,24,24,24,24,23,-100,24,-100,-100,-100,24,732,732,732,732,732,732,732,732,732,732,732,732,666,-100,732,-100,-100,-100,732
2012-MAY,0.078159,0.037375,0.103432,0.048617,0.151708,0.076237,0.244428,0.125584,0.291618,0.149548,0.349863,0.176358,0.386179,0.195477,2.330577,0.994795,1.500675,0.189833,1.318392,0.182486,1.517604,0.163455,1.519037,0.208543,1.092397,0.211977,-100.000000,-100.000000,0.244428,0.125584,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.050246,0.024075,18,18,18,18,18,18,18,18,18,18,18,18,18,-100,18,-100,-100,-100,18,572,572,572,572,572,572,572,572,572,572,572,572,572,-100,572,-100,-100,-100,572
2012-JUN,0.060553,0.043245,0.085679,0.059962,0.136580,0.101986,0.239338,0.178859,0.295412,0.219567,0.368611,0.266804,0.422085,0.302017,2.289633,0.813365,1.780462,0.201699,1.589985,0.160407,1.791347,0.169332,1.805015,0.219530,1.400439,0.193649,-100.000000,-100.000000,0.239338,0.178859,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.036666,0.022799,25,25,25,25,25,25,25,25,25,25,25,25,25,-100,25,-100,-100,-100,25,713,713,713,713,713,713,712,713,713,713,713,713,713,-100,713,-100,-100,-100,713
2012-JUL,0.072932,0.032689,0.101128,0.038411,0.162060,0.054592,0.280336,0.089559,0.342760,0.109149,0.423744,0.133488,0.486785,0.151921,3.290064,0.619380,1.836668,0.176157,1.520508,0.141305,1.785371,0.154389,1.884362,0.194204,1.378214,0.134002,-100.000000,-100.000000,0.280336,0.089559,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.044354,0.027321,24,24,24,24,24,24,24,24,24,24,24,24,24,-100,24,-100,-100,-100,24,561,561,561,561,561,561,561,561,561,561,561,561,561,-100,561,-100,-100,-100,561
2012-AUG,0.080825,0.045294,0.113527,0.061335,0.188750,0.097461,0.324744,0.153456,0.392777,0.176488,0.476497,0.199069,0.538425,0.210967,3.004438,0.690837,1.877166,0.208134,1.445314,0.212039,1.789308,0.197585,1.937403,0.214703,1.284593,0.223104,-100.000000,-100.000000,0.324744,0.153456,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.040722,0.022148,21,21,21,21,21,21,21,21,21,21,21,21,21,-100,21,-100,-100,-100,21,467,467,467,467,467,467,467,467,467,467,467,467,467,-100,467,-100,-100,-100,467
2012-SEP,0.041687,0.026868,0.054156,0.037149,0.086290,0.061750,0.153348,0.106618,0.190421,0.128436,0.236843,0.155405,0.275161,0.173673,1.956689,0.871329,1.880384,0.183457,1.685269,0.215889,1.961781,0.217812,1.868426,0.199207,1.539983,0.236700,-100.000000,-100.000000,0.153348,0.106618,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.023026,0.013685,23,23,23,23,23,23,23,23,23,23,23,23,23,-100,23,-100,-100,-100,23,699,699,699,699,699,699,699,699,699,699,699,699,699,-100,699,-100,-100,-100,699
2012-OCT,0.042815,0.032452,0.048772,0.036398,0.068220,0.046854,0.114069,0.069798,0.137844,0.080953,0.169548,0.097210,0.196680,0.108674,1.695090,0.618752,1.679616,0.401037,1.519965,0.352204,1.842045,0.469459,1.659833,0.394952,1.443071,0.291519,-100.000000,-100.000000,0.114069,0.069798,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.019092,0.009410,17,17,17,17,17,17,17,17,17,17,17,17,17,-100,17,-100,-100,-100,11,449,449,449,449,449,449,449,449,449,449,449,449,449,-100,449,-100,-100,-100,285
2012-NOV,0.027543,0.006927,0.033603,0.008731,0.047930,0.013228,0.083932,0.022590,0.105391,0.027517,0.127884,0.033938,0.143750,0.038463,0.887300,0.378282,1.697642,0.119804,1.518656,0.129865,1.875040,0.123386,1.650521,0.161688,1.198045,0.134616,-100.000000,-100.000000,0.083932,0.022590,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.015139,0.006167,18,18,18,18,18,18,18,18,18,18,18,18,18,-100,18,-100,-100,-100,16,493,493,493,493,493,493,493,493,493,493,493,493,493,-100,493,-100,-100,-100,436
2012-DEC,0.038507,0.025510,0.045419,0.032406,0.063502,0.046776,0.104640,0.071268,0.126678,0.083092,0.151038,0.096197,0.165056,0.104447,0.964058,0.578296,1.576882,0.194441,1.418784,0.185567,1.758386,0.242438,1.538103,0.219569,1.065009,0.211707,-100.000000,-100.000000,0.104640,0.071268,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.021430,0.018943,15,15,15,15,15,15,15,15,15,15,15,15,15,-100,15,-100,-100,-100,15,208,208,208,208,208,208,208,208,208,208,208,208,208,-100,208,-100,-100,-100,208
2012-YEAR,0.052268,0.019360,0.066966,0.029048,0.099552,0.049082,0.166616,0.084485,0.201598,0.102921,0.245868,0.126353,0.277093,0.144676,1.673241,0.898603,1.613721,0.223398,1.433098,0.146192,1.695151,0.203001,1.614422,0.238823,1.233295,0.180768,-100.000000,-100.000000,0.166616,0.084485,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,-100.000000,0.030114,0.013027,250,250,250,250,250,250,250,250,250,250,250,250,248,-100,250,-100,-100,-100,242,6832,6832,6832,6832,6832,6832,6831,6832,6832,6832,6832,6832,6708,-100,6832,-100,-100,-100,6611