---
instrument_id: '351'
data_file_original_name: '20140106_HO2.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Start_UTC'
    - 'Stop_UTC'
    - 'Mid_UTC'
    - 'NO_flow'
    - 'HO2_pptv'
dataset_id: '87'
experiment_link: 'https://icarus.ucdavis.edu/chambers/545/experiments/94'
experiment_set_link: 'https://icarus.ucdavis.edu/chambers/545/experimentSets/162'
chamber_link: 'https://icarus.ucdavis.edu/chambers/545'
dataset_created_at: '2020-01-19 14:36:13'
dataset_updated_at: '2020-10-19 09:14:41'
instrument_link: 'https://icarus.ucdavis.edu/chambers/545/instruments/351'
instrument:
    id: '351'
    short_name: 'GTHOS_HO2'
    full_name: 'Ground-based Hydrogen Oxides Sensor reporting HO2 (Brune)'
    manufacturer: 'Custom'
    model: 'Custom'
    year: ''
    data_recording_software: 'Inquire with PI'
    data_analysis_software: 'Inquire with PI'
    raw_data_time_resolution: 'Inquire with PI'
    analysis_data_averaging: 'Inquire with PI'
    detection_limit: '1.4e5 molec/cm3'
    quantification_limit: ''
    sensitivity_to_temperature: 'Inquire with PI'
    sensitivity_to_relative_humidity: 'Inquire with PI'
    sampling_method: 'Direct sampling'
    sample_preparation_method: 'None'
    sample_residence_time_in_seconds: ''
    length_of_tubing_in_cm: '5'
    flow_rate: '6 LPM'
    tubing_material: 'Stainless Steel'
    chemical_identification_method: 'HO2 is converted to OH by reaction with NO. Then OH is detected by Laser-Induced Fluorescence'
    data_analysis_method: 'Inquire with PI'
    quantification_method: 'Applying the direct calibration factor for OH'
    calibration_method: 'Producing known amounts of OH in a discharge flow tube, see Brune et al., J. Atmos. Sci., 1995'
    calibration_drift_estimate: ''
    calibration_schedule: ''
    uncertainty_estimation_method: 'Total uncertainty based on calibration uncertainties'
    known_interferences: 'Interference around instances of high biogenic activity that is temperature dependent (see Mao et al., ACP, 2012). This is corrected for by chemical zeroing.'
    link_to_supplemental_information: 'https://journals.ametsoc.org/doi/pdf/10.1175/1520-0469%281995%29052%3C3328%3AMOAHIT%3E2.0.CO%3B2'
    additional_notes: 'PI is William Brune from Penn State'
    organization_id: '551'
    created_at: '2020-01-10T01:28:03.000000Z'
    updated_at: '2020-01-10T01:29:51.000000Z'
    column_descriptors: '{"1":{"name":"Start time (UTC)","units":"seconds","uncertainty":"N\/A"},"2":{"name":"Stop time (UTC)","units":"seconds","uncertainty":"N\/A"},"3":{"name":"Mid time (UTC)","units":"seconds","uncertainty":"N\/A"},"4":{"name":"NO flow","units":"sccm","uncertainty":"N\/A"},"5":{"name":"HO2","units":"pptv","uncertainty":"32"}}'
    sampling_protocol: 'Online'
    skip_headers: '1'
    tubing_inner_diameter: 'Inquire with PI'
    what_is_measured: 'Hydroperoxy radicals (HO2)'
    measurement_uncertainty: ''
    measurement_units: ''

---
Start_UTC,Stop_UTC,Mid_UTC,NO_flow,HO2_pptv
66364,66393,66379,0.119,-9999.000
66394,66423,66409,0.125,-9999.000
66424,66453,66439,1.154,-9999.000
66454,66483,66469,0.423,-9999.000
66484,66513,66499,0.300,-9999.000
66514,66543,66529,0.306,-9999.000
66544,66573,66559,0.504,7.905
66574,66603,66589,1.000,8.761
66604,66633,66619,2.004,10.406
66634,66663,66649,4.000,9.622
66664,66693,66679,7.000,11.413
66694,66723,66709,0.508,12.387
66724,66753,66739,1.006,10.516
66754,66783,66769,2.001,11.244
66784,66813,66799,3.998,10.173
66814,66843,66829,7.001,10.293
66844,66873,66859,0.505,11.014
66875,66904,66890,1.001,11.870
66905,66934,66920,2.002,11.054
66935,66964,66950,3.998,11.847
66965,66994,66980,7.001,10.388
66995,67024,67010,0.500,11.832
67025,67054,67040,1.004,12.837
67055,67084,67070,2.004,10.952
67085,67114,67100,4.000,10.851
67115,67144,67130,7.001,10.348
67145,67174,67160,0.503,8.689
67175,67204,67190,1.004,12.155
67205,67234,67220,2.004,10.452
67235,67264,67250,3.999,9.650
67265,67294,67280,7.003,10.358
67295,67324,67310,0.502,7.588
67325,67354,67340,1.004,12.723
67355,67384,67370,2.004,11.491
67385,67414,67400,3.998,10.261
67415,67444,67430,6.998,11.464
67445,67474,67460,0.509,10.913
67475,67504,67490,1.004,10.185
67505,67534,67520,2.004,10.595
67535,67564,67550,3.998,10.647
67565,67594,67580,6.996,9.614
67595,67624,67610,0.504,-9999.000
67625,67654,67640,1.000,-9999.000
67655,67684,67670,2.002,-9999.000
67685,67714,67700,3.992,-9999.000
67715,67744,67730,6.907,-9999.000
67745,67774,67760,0.464,-9999.000
67775,67804,67790,0.150,-9999.000
67805,67834,67820,0.148,-9999.000
67835,67864,67850,0.151,-9999.000
67865,67894,67880,6.994,10.522
67895,67924,67910,0.508,11.412
67925,67954,67940,1.075,4.992
67955,67984,67970,2.003,9.349
67985,68014,68000,4.000,9.402
68015,68044,68030,7.002,354.153
68045,68074,68060,0.503,38.367
68075,68104,68090,1.000,266.153
68105,68134,68120,2.006,18.707
68135,68164,68150,3.998,13.181
68165,68194,68180,7.000,54.939
68195,68224,68210,0.501,62.007
68225,68254,68240,1.004,148.887
68255,68284,68270,2.005,143.245
68285,68314,68300,3.996,120.875
68315,68344,68330,7.002,133.441
68345,68374,68360,0.505,71.740
68375,68404,68390,1.004,94.999
68405,68434,68420,2.005,99.027
68435,68464,68450,3.997,103.666
68465,68494,68480,6.997,118.751
68495,68524,68510,0.504,91.640
68525,68554,68540,1.001,112.095
68555,68584,68570,2.001,118.576
68585,68614,68600,3.998,118.575
68615,68644,68630,7.002,128.558
68645,68674,68660,0.503,92.351
68675,68704,68690,1.004,115.514
68705,68734,68720,1.999,114.562
68735,68764,68750,3.996,115.958
68765,68794,68780,6.999,126.559
68795,68824,68810,0.503,88.527
68825,68854,68840,1.002,104.599
68856,68885,68871,2.007,101.889
68886,68915,68901,3.996,112.004
69070,69099,69085,0.501,83.308
69100,69129,69115,0.997,102.654
69130,69159,69145,2.008,104.515
69160,69189,69175,4.000,113.298
69190,69219,69205,6.998,120.914
69220,69249,69235,0.503,91.249
69250,69279,69265,1.006,104.955
69280,69309,69295,2.006,108.357
69310,69339,69325,3.999,116.864
69340,69369,69355,6.996,119.186
69370,69399,69385,0.505,92.274
69400,69429,69415,0.999,109.833
69430,69459,69445,2.003,112.216
69460,69489,69475,4.001,117.095
69490,69519,69505,6.999,119.076
69520,69549,69535,0.502,86.442
69550,69579,69565,1.005,98.428
69581,69610,69596,2.001,98.851
69611,69640,69626,3.993,109.083
69641,69670,69656,6.998,113.929
69671,69700,69686,0.502,87.345
69701,69730,69716,1.000,97.780
69731,69760,69746,2.003,108.572
69761,69790,69776,3.998,109.194
69791,69820,69806,6.999,112.248
69821,69850,69836,0.508,86.886
69851,69880,69866,1.002,104.134
69881,69910,69896,2.004,107.158
69911,69940,69926,3.997,113.102
69941,69970,69956,7.000,117.381
69971,70000,69986,0.506,87.008
70001,70030,70016,1.001,104.219
70031,70060,70046,2.002,105.152
70061,70090,70076,3.996,113.156
70092,70121,70107,6.998,114.331
70122,70151,70137,0.506,81.422
70152,70181,70167,1.004,99.379
70182,70211,70197,2.006,103.511
70212,70241,70227,4.001,106.898
70242,70271,70257,7.001,108.610
70272,70301,70287,0.500,86.245
70302,70331,70317,1.003,101.426
70332,70361,70347,1.996,100.250
70362,70391,70377,3.999,103.433
70392,70421,70407,6.997,110.907
70422,70451,70437,0.505,89.685
70452,70481,70467,1.007,101.414
70482,70511,70497,2.004,102.689
70512,70541,70527,3.997,108.147
70542,70571,70557,6.998,110.785
70572,70601,70587,0.501,84.994
70602,70631,70617,1.007,99.394
70632,70661,70647,2.000,101.536
70662,70691,70677,3.997,104.487
70692,70721,70707,6.998,112.072
70722,70751,70737,0.503,78.855
70752,70781,70767,1.003,95.579
70782,70811,70797,2.007,94.132
70812,70841,70827,3.999,103.757
70842,70871,70857,7.000,104.207
70872,70901,70887,0.504,77.696
70902,70931,70917,0.999,93.698
70932,70961,70947,2.002,94.095
70962,70991,70977,3.998,94.856
70992,71021,71007,6.996,104.961
71022,71051,71037,0.504,87.272
71052,71081,71067,1.003,101.908
71082,71111,71097,2.004,100.097
71112,71141,71127,3.997,104.769
71142,71171,71157,6.999,106.420
71172,71201,71187,0.502,89.377
71202,71231,71217,1.000,95.984
71232,71261,71247,2.004,101.127
71262,71291,71277,3.995,99.772
71292,71321,71307,6.997,106.549
71322,71351,71337,0.502,80.939
71352,71381,71367,1.001,93.272
71382,71411,71397,2.006,92.489
71413,71442,71428,4.002,98.590
71443,71472,71458,7.001,101.984
71473,71502,71488,0.507,82.533
71503,71532,71518,1.002,88.235
71533,71562,71548,2.005,94.964
71563,71592,71578,3.999,95.466
71593,71622,71608,7.004,104.964
71623,71652,71638,0.505,84.544
71653,71682,71668,1.005,91.952
71683,71712,71698,2.005,96.879
71713,71742,71728,4.001,102.795
71743,71772,71758,6.997,104.006
71773,71802,71788,0.502,84.024
71803,71832,71818,0.999,95.681
71833,71862,71848,2.006,95.211
71863,71892,71878,4.000,97.657
71893,71922,71908,6.999,105.842
71923,71952,71938,0.503,80.398
71953,71982,71968,1.004,93.506
71983,72012,71998,1.999,91.747
72013,72042,72028,4.005,96.141
72043,72072,72058,6.997,98.719
72073,72102,72088,0.504,76.593
72103,72132,72118,1.000,87.156
72133,72162,72148,2.003,58.607
72163,72192,72178,3.998,66.964
72194,72223,72209,7.002,100.674
72224,72253,72239,0.505,88.087
72254,72283,72269,1.003,97.581
72284,72313,72299,2.001,97.276
72314,72343,72329,3.997,103.073
72344,72373,72359,7.000,102.006
72374,72403,72389,0.510,81.522
72404,72433,72419,0.999,98.706
72434,72463,72449,2.002,95.132
72464,72493,72479,3.997,97.319
72494,72523,72509,6.998,102.337
72524,72553,72539,0.507,79.226
72554,72583,72569,1.005,92.094
72584,72613,72599,2.003,89.332
72614,72643,72629,3.997,97.372
72644,72673,72659,6.997,96.680
72674,72703,72689,0.505,79.946
72704,72733,72719,1.006,90.554
72734,72763,72749,2.005,85.618
72764,72793,72779,3.997,92.187
72794,72823,72809,6.998,97.260
72824,72853,72839,0.499,76.683
72854,72883,72869,1.004,102.595
72884,72913,72899,2.006,91.507
72914,72943,72929,4.000,95.212
72944,72973,72959,7.000,99.758
72974,73003,72989,0.505,82.469
73004,73033,73019,1.001,94.039
73034,73063,73049,2.000,93.000
73064,73093,73079,3.997,94.812
73094,73123,73109,7.001,96.872
73124,73153,73139,0.504,76.539
73154,73183,73169,1.004,87.890
73184,73213,73199,2.003,84.395
73214,73243,73229,3.999,90.563
73244,73273,73259,7.004,92.946
73274,73303,73289,0.506,73.584
73304,73333,73319,0.999,81.945
73334,73363,73349,2.003,85.482
73364,73393,73379,3.998,87.365
73394,73423,73409,7.001,88.159
73424,73453,73439,0.503,80.918
73454,73483,73469,1.002,95.478
73484,73513,73499,2.000,85.642
73514,73543,73529,3.999,93.301
73545,73574,73560,6.999,93.248
73575,73604,73590,0.505,73.694
73605,73634,73620,1.004,88.535
73635,73664,73650,2.005,82.687
73665,73694,73680,3.994,90.700
73695,73724,73710,7.003,89.736
73725,73754,73740,0.505,69.757
73755,73784,73770,1.002,88.333
73785,73814,73800,2.005,82.416
73815,73844,73830,3.998,85.891
73845,73874,73860,6.998,87.255
73875,73904,73890,0.504,75.435
73905,73934,73920,1.001,84.245
73935,73964,73950,2.000,83.831
73965,73994,73980,3.993,85.582
73995,74024,74010,7.001,85.140
74025,74054,74040,0.506,77.584
74055,74084,74070,1.000,86.077
74085,74114,74100,2.002,82.481
74115,74144,74130,3.998,87.974
74145,74174,74160,6.998,88.606
74175,74204,74190,0.504,75.090
74205,74234,74220,1.005,82.573
74235,74264,74250,2.003,82.813
74265,74294,74280,3.998,83.828
74295,74324,74310,6.999,85.481
74325,74354,74340,0.507,68.012
74355,74384,74370,1.001,76.266
74385,74414,74400,2.003,78.395
74415,74444,74430,3.997,84.649
74445,74474,74460,7.000,84.151
74475,74504,74490,0.507,69.232
74505,74534,74520,1.004,80.970
74535,74564,74550,2.008,75.277
74565,74594,74580,3.994,79.562
74595,74624,74610,7.000,82.335
74625,74654,74640,0.506,75.206
74655,74684,74670,1.000,83.131
74685,74714,74700,2.006,79.962
74716,74745,74731,3.997,83.724
74746,74775,74761,6.993,84.745
74776,74805,74791,0.500,73.144
74806,74835,74821,1.001,79.878
74836,74865,74851,2.001,81.767
74866,74895,74881,4.003,84.563
74896,74925,74911,7.000,83.674
74926,74955,74941,0.503,71.076
74956,74985,74971,1.001,72.747
74986,75015,75001,2.005,77.806
75016,75045,75031,3.996,78.583
75046,75075,75061,7.000,83.291
75076,75105,75091,0.502,63.697
75106,75135,75121,1.002,78.783
75136,75165,75151,2.003,74.594
75166,75195,75181,3.997,76.666
75196,75225,75211,7.001,81.011
75226,75255,75241,0.504,62.060
75256,75285,75271,1.002,81.021
75286,75315,75301,2.003,77.323
75317,75346,75332,3.995,82.755
75347,75376,75362,7.002,83.543
75377,75406,75392,0.504,-9999.000
75407,75436,75422,1.001,-9999.000
75437,75466,75452,2.001,-9999.000
75467,75496,75482,3.996,-9999.000
75497,75526,75512,6.957,-9999.000
75527,75556,75542,0.503,63.530
75557,75586,75572,1.002,74.770
75587,75616,75602,1.999,73.233
75617,75646,75632,4.001,73.985
75647,75676,75662,6.998,77.787
75677,75706,75692,0.503,62.717
75707,75736,75722,0.999,72.488
75737,75766,75752,2.000,69.507
75767,75796,75782,3.995,71.230
75797,75826,75812,7.000,72.198
75827,75856,75842,0.504,68.145
75857,75886,75872,0.997,79.085
75887,75916,75902,2.000,76.461
75917,75946,75932,3.998,78.748
75947,75976,75962,6.998,78.822
75977,76006,75992,0.503,68.716
76007,76036,76022,1.001,77.399
76037,76066,76052,2.005,76.393
76067,76096,76082,4.002,77.949
76097,76126,76112,6.995,76.205
76127,76156,76142,0.504,63.104
76157,76186,76172,1.001,69.371
76187,76216,76202,2.001,68.967
76218,76247,76233,3.998,72.787
76248,76277,76263,6.999,74.781
76278,76307,76293,0.505,58.777
76308,76337,76323,1.006,70.872
76338,76367,76353,2.004,68.451
76368,76397,76383,3.999,70.474
76398,76427,76413,7.000,73.777
76428,76457,76443,0.502,67.338
76458,76487,76473,1.002,75.979
76488,76517,76503,2.004,73.494
76518,76547,76533,3.999,72.642
76548,76577,76563,6.997,73.383
76578,76607,76593,0.498,64.554
76608,76637,76623,1.002,68.853
76639,76668,76654,2.003,-9999.000
76669,76698,76684,3.997,-9999.000
76699,76728,76714,6.697,-9999.000
76729,76758,76744,9.995,72.770
76759,76788,76774,9.997,75.481
76789,76818,76804,9.990,-9999.000
76819,76848,76834,9.993,-9999.000
76849,76878,76864,9.988,-9999.000
76879,76908,76894,9.988,-9999.000
76909,76938,76924,9.990,-9999.000
76939,76968,76954,9.987,-9999.000