46, 1001 Brune, William; Thames, Alexander; Miller, David; Brosius, Alexandra Penn State University ATHOS - Airborne Tropospheric Hydrogen Oxides Sensor ATom 1, 1 2016, 08, 22, 2019, 08, 12 0 Start_UTC, seconds, seconds since UTC midnight on day of takeoff 5 1, 1, 1, 1, 1 -9999.000, -9999.000, -9999.00, -9999.00, -9999.000 Stop_UTC, seconds, seconds since UTC midnight on day of takeoff Mid_UTC, seconds, seconds since UTC midnight on day of takeoff T_OHR, Kelvin, temperature inside OHR instrument in Kelvin P_OHR, kPa, pressure inside OHR instrument in kPa OHReactivity_OHR, Hz, OH reactivity in Hz 0 27 PI_CONTACT_INFO: Address: 503 Walker Building, University Park, PA 16802; email: whb2@psu.edu 814-865-3286 PLATFORM: NASA - DC-8 Aircraft - sampling underneath aircraft forward cargo bay LOCATION: ATom I: Science Flight #10 -- SFJ - MSP ASSOCIATED_DATA: N/A INSTRUMENT_INFO: OH Reactivity from discharge flow DATA_INFO: Units are: Kelvin for T, kPa for P, Hz for OHR. UNCERTAINTY: OHR measurement uncertainty +/- 15% at 2 sigma confidence, with +/- 0.8 s^-1 at 2 sigma confidence in the zero uncertainty. ULOD_FLAG: -7777 ULOD_VALUE: N/A LLOD_FLAG: -8888 LLOD_VALUE: N/A DM_CONTACT_INFO: William H. Brune, Penn State, whb2@psu.edu; 814-865-3286 PROJECT_INFO: NSF/NASA ATom Mission. 2016 - 2018; Multiple Locations STIPULATIONS_ON_USE: No restrictions. Contact PI or DM with any questions. OTHER_COMMENTS: Final Data. OH reactivity signals from individual 20 or 30 second scans have been added together for 60 seconds. - Summing these signals compensated for the signal decrease due to quenching in the humid air at lower altitudes. - By increasing signal counts, the statistical noise in the calculated decays was reduced. - Increasing the summation time to 120 seconds gave the same OH reactivity as the 60-second average to within 10%. - OHR flow tube T and p are needed to convert ambient modeled OH reactivity so that it can be compared to measured OH reactivity. - This conversion can double the modeled OH reactivity at cold, high altitudes, but has little effect at low altitudes. - For details, please see Mao et al., Atmos. Chem. Phys., 9, 163-173, 2009. REVISION: R3 R3: Final Data (see OTHER_COMMENTS) R2: Final Data (see OTHER_COMMENTS) R1: Final Data (see OTHER_COMMENTS) R0: Final Data (see OTHER_COMMENTS) Start_UTC, Stop_UTC, Mid_UTC, T_OHR, P_OHR, OHReactivity_OHR 46415, 46474, 46445, 288.174, 102.189, -9999.000 46475, 46534, 46505, 288.135, 94.889, -9999.000 46535, 46594, 46565, 288.174, 90.667, 0.161 46596, 46655, 46626, 288.232, 82.800, 0.436 46656, 46715, 46686, 288.115, 75.178, 0.727 46716, 46775, 46746, 288.017, 68.533, 0.863 46776, 46835, 46806, 287.919, 66.489, 0.565 46836, 46895, 46866, 287.880, 61.889, 1.125 46896, 46955, 46926, 287.821, 57.244, 1.303 46956, 47015, 46986, 287.762, 52.689, 0.646 47016, 47075, 47046, 287.605, 48.867, 0.380 47077, 47136, 47107, 287.487, 45.400, -0.275 47137, 47196, 47167, 287.310, 42.633, -0.211 47197, 47256, 47227, 287.134, 40.133, -0.077 47397, 47456, 47427, 286.622, 38.311, -0.141 47457, 47516, 47487, 286.405, 38.067, -0.021 47517, 47576, 47547, 286.227, 38.067, -0.106 47577, 47636, 47607, 286.069, 37.867, 0.023 47637, 47696, 47667, 285.951, 38.178, 0.532 47698, 47757, 47728, 285.773, 37.844, 0.270 47758, 47817, 47788, 285.594, 37.889, 0.321 47818, 47877, 47848, 285.456, 38.044, 1.050 47878, 47937, 47908, 285.277, 38.267, 0.478 47938, 47997, 47968, 285.059, 40.044, 0.165 47998, 48057, 48028, 284.780, 43.267, 0.034 48058, 48117, 48088, 284.521, 47.511, 0.757 48118, 48177, 48148, 284.242, 51.844, -9999.000 48178, 48237, 48208, 284.042, 56.711, 1.052 48239, 48298, 48269, 283.842, 62.200, 0.087 48299, 48358, 48329, 283.862, 67.489, 0.486 48359, 48418, 48389, 284.002, 73.511, 1.213 48419, 48478, 48449, 284.242, 79.756, 1.360 48479, 48538, 48509, 284.621, 85.022, 0.612 48539, 48598, 48569, 285.079, 89.800, 1.025 48599, 48658, 48629, 285.614, 95.778, 0.093 48659, 48718, 48689, 286.030, 99.800, 1.200 48865, 48924, 48895, 286.582, 98.833, -9999.000 48925, 48984, 48955, 286.641, 98.667, 1.164 48985, 49044, 49015, 286.760, 98.911, 0.031 49046, 49105, 49076, 286.878, 95.667, 1.443 49106, 49165, 49136, 287.114, 89.022, 0.789 49166, 49225, 49196, 287.350, 82.933, 0.964 49226, 49285, 49256, 287.527, 76.978, 0.658 49286, 49345, 49316, 287.605, 71.467, 1.118 49346, 49405, 49376, 287.684, 66.178, 0.664 49406, 49465, 49436, 287.782, 60.711, 0.442 49466, 49525, 49496, 287.762, 55.889, 0.502 49526, 49585, 49556, 287.801, 51.133, 0.672 49586, 49645, 49616, 287.801, 46.178, 0.083 49646, 49705, 49676, 287.742, 44.600, 0.322 49707, 49766, 49737, 287.664, 42.711, 0.302 49767, 49826, 49797, 287.615, 41.200, 0.430 49827, 49886, 49857, 287.566, 38.311, -0.029 49887, 49946, 49917, 287.507, 37.933, 0.526 49947, 50006, 49977, 287.409, 37.867, 0.553 50141, 50200, 50171, 287.075, 37.756, 0.744 50201, 50260, 50231, 286.957, 37.844, 0.355 50261, 50320, 50291, 286.878, 37.778, 0.460 50321, 50380, 50351, 286.740, 37.822, 0.446 50381, 50440, 50411, 286.661, 37.800, 0.220 50441, 50500, 50471, 286.523, 37.978, 0.742 50501, 50560, 50531, 286.444, 38.000, 0.814 50561, 50620, 50591, 286.385, 37.844, 0.692 50621, 50680, 50651, 286.286, 37.956, 0.576 50681, 50740, 50711, 286.188, 37.844, 0.587 50742, 50801, 50772, 286.109, 38.044, 0.960 50802, 50861, 50832, 286.049, 37.844, 0.611 50862, 50921, 50892, 285.970, 38.000, 0.097 50922, 50981, 50952, 285.891, 38.156, 0.703 50982, 51041, 51012, 285.812, 37.956, 0.868 51042, 51101, 51072, 285.733, 37.822, 1.053 51102, 51161, 51132, 285.693, 38.089, 0.282 51162, 51221, 51192, 285.674, 38.022, 0.902 51222, 51281, 51252, 285.634, 37.989, 1.230 51283, 51342, 51313, 285.634, 38.222, 0.586 51343, 51402, 51373, 285.614, 38.044, 0.852 51403, 51462, 51433, 285.594, 38.022, 0.810 51463, 51522, 51493, 285.555, 38.156, 0.978 51523, 51582, 51553, 285.535, 37.956, 0.958 51583, 51642, 51613, 285.515, 37.889, 0.762 51643, 51702, 51673, 285.594, 36.467, 0.598 51703, 51762, 51733, 285.614, 35.044, 0.490 51763, 51822, 51793, 285.693, 33.600, 0.959 51823, 51882, 51853, 285.634, 32.711, 0.457 51884, 51943, 51914, 285.634, 30.867, 0.623 51944, 52003, 51974, 285.674, 28.533, 0.118 52004, 52063, 52034, 285.713, 27.000, -0.177 52064, 52123, 52094, 285.713, 25.778, 0.585 52124, 52183, 52154, 285.713, 24.756, 0.109 52184, 52243, 52214, 285.693, 24.622, 0.060 52244, 52303, 52274, 285.654, 24.622, 0.089 52304, 52363, 52334, 285.555, 24.667, 0.754 52364, 52423, 52394, 285.495, 24.711, 0.118 52424, 52483, 52454, 285.436, 24.733, 0.109 52485, 52544, 52515, 285.297, 24.711, 0.363 52545, 52604, 52575, 285.228, 24.700, -0.183 52605, 52664, 52635, 285.178, 24.667, 0.016 52665, 52724, 52695, 285.039, 24.733, 0.582 52725, 52784, 52755, 284.959, 24.667, 0.265 52785, 52844, 52815, 284.880, 24.489, 0.125 52845, 52904, 52875, 284.721, 25.844, 0.278 52905, 52964, 52935, 284.362, 28.111, -9999.000 52965, 53024, 52995, 283.942, 30.644, 0.037 53025, 53084, 53055, 283.581, 33.267, 0.378 53086, 53145, 53116, 283.099, 36.556, 0.243 53146, 53205, 53176, 282.756, 39.978, -0.020 53206, 53265, 53236, 282.210, 43.889, 0.465 53266, 53325, 53296, 281.834, 48.156, 0.295 53326, 53385, 53356, 281.538, 53.844, 0.520 53386, 53445, 53416, 281.272, 57.822, 1.366 53446, 53505, 53476, 281.170, 63.756, 0.491 53506, 53565, 53536, 281.293, 68.444, 1.229 53566, 53625, 53596, 281.681, 70.756, 1.464 53626, 53685, 53656, 282.128, 72.733, 0.640 53687, 53746, 53717, 282.453, 76.067, 1.521 53747, 53806, 53777, 282.615, 79.911, 2.080 53807, 53866, 53837, 282.877, 83.733, 2.211 53867, 53926, 53897, 283.240, 83.600, 1.902 53927, 53986, 53957, 283.481, 82.467, 1.905 53987, 54046, 54017, 283.521, 82.922, 1.302 54047, 54106, 54077, 283.642, 82.867, 1.146 54107, 54166, 54137, 283.732, 83.256, 1.407 54167, 54226, 54197, 283.962, 82.578, 0.555 54228, 54287, 54258, 284.182, 82.567, 1.814 54288, 54347, 54318, 284.302, 79.378, 1.681 54348, 54407, 54378, 284.521, 73.733, 1.034 54408, 54467, 54438, 284.621, 71.111, 1.945 54468, 54527, 54498, 284.760, 66.822, 1.738 54528, 54587, 54558, 284.940, 61.622, 0.201 54588, 54647, 54618, 285.079, 57.000, 1.175 54648, 54707, 54678, 285.178, 52.000, 0.634 54708, 54767, 54738, 285.198, 47.444, 1.432 54768, 54827, 54798, 285.198, 43.667, 0.832 54829, 54888, 54859, 285.178, 40.689, 1.052 54889, 54948, 54919, 285.079, 38.244, 0.352 54949, 55008, 54979, 284.999, 36.489, 1.336 55009, 55068, 55039, 284.900, 34.133, 0.747 55069, 55128, 55099, 284.780, 32.244, 1.149 55129, 55188, 55159, 284.661, 31.000, -0.027 55189, 55248, 55219, 284.601, 29.644, 0.736 55249, 55308, 55279, 284.482, 28.289, 0.072 55309, 55368, 55339, 284.402, 27.089, 0.514 55369, 55428, 55399, 284.342, 26.511, 0.278 55429, 55488, 55459, 284.362, 25.667, 0.140 55489, 55548, 55519, 284.302, 25.044, 0.169 55550, 55609, 55580, 284.302, 24.733, 0.391 55610, 55669, 55640, 284.282, 24.711, 0.564 55670, 55729, 55700, 284.222, 24.644, 0.093 55730, 55789, 55760, 284.102, 24.778, 0.129 55790, 55849, 55820, 284.102, 24.822, 0.417 55850, 55909, 55880, 283.962, 24.822, -0.092 55910, 55969, 55940, 283.902, 24.756, 0.689 55971, 56030, 56001, 283.882, 24.733, 0.571 56031, 56090, 56061, 283.702, 24.756, 0.348 56091, 56150, 56121, 283.662, 24.756, 0.233 56151, 56210, 56181, 283.541, 24.778, 0.599 56211, 56270, 56241, 283.481, 24.689, 0.204 56271, 56330, 56301, 283.220, 26.067, -0.118 56331, 56390, 56361, 282.897, 27.689, -0.159 56391, 56450, 56421, 282.655, 29.356, -0.035 56451, 56510, 56481, 282.128, 31.133, 0.191 56511, 56570, 56541, 281.986, 30.822, -0.129 56572, 56631, 56602, 281.885, 30.733, 0.156 56632, 56691, 56662, 281.742, 30.478, 0.400 56692, 56751, 56722, 281.559, 30.533, -0.025 56752, 56811, 56782, 281.334, 31.444, -0.316 56812, 56871, 56842, 280.595, 34.511, -0.169 56872, 56931, 56902, 280.017, 37.878, -9999.000 56932, 56991, 56962, 279.497, 41.289, -9999.000 56992, 57051, 57022, 279.100, 45.133, 0.203 57052, 57111, 57082, 278.765, 49.422, 0.371 57113, 57172, 57143, 278.322, 54.289, 0.264 57173, 57232, 57203, 278.110, 57.956, 0.116 57233, 57292, 57263, 278.322, 59.511, 0.234 57293, 57352, 57323, 278.301, 64.800, 0.421 57353, 57412, 57383, 278.301, 69.400, -9999.000 57413, 57472, 57443, 278.533, 72.667, 1.201 57473, 57532, 57503, 278.744, 76.833, -0.130 57533, 57592, 57563, 279.100, 80.044, 0.773 57593, 57652, 57623, 279.476, 79.867, 1.033 57653, 57712, 57683, 279.768, 84.622, 0.829 57713, 57772, 57743, 280.058, 90.556, 2.071 57774, 57833, 57804, 280.616, 94.400, 1.179 57834, 57893, 57864, 281.232, 97.489, 1.646 57894, 57953, 57924, 281.803, 101.178, 2.171 57954, 58013, 57984, 282.392, 101.022, 0.708 58014, 58073, 58044, 282.998, 101.111, 2.241 58074, 58133, 58104, 283.581, 100.989, 1.571 58134, 58193, 58164, 284.122, 101.478, 1.621 58194, 58253, 58224, 284.541, 101.600, 0.121 58254, 58313, 58284, 284.920, 98.156, 0.812 58314, 58373, 58344, 285.218, 90.111, 1.978 58375, 58434, 58405, 285.238, 83.833, 2.328 58435, 58494, 58465, 285.138, 77.111, 1.136 58495, 58554, 58525, 285.019, 72.022, 0.490 58555, 58614, 58585, 284.860, 68.733, 0.636 58615, 58674, 58645, 284.820, 63.244, 0.971 58675, 58734, 58705, 284.820, 58.578, 0.908 58735, 58794, 58765, 284.800, 53.578, 1.346 58795, 58854, 58825, 284.780, 49.044, 0.295 58855, 58914, 58885, 284.741, 44.356, 1.068 58915, 58974, 58945, 284.661, 40.422, 0.392 58975, 59034, 59005, 284.541, 36.844, -9999.000 59036, 59095, 59066, 284.442, 35.422, 0.074 59096, 59155, 59126, 284.322, 34.222, 0.091 59156, 59215, 59186, 284.302, 32.467, -0.189 59216, 59275, 59246, 284.182, 30.667, 0.013 59276, 59335, 59306, 284.062, 29.178, 0.029 59336, 59395, 59366, 283.962, 27.067, 0.219 59396, 59455, 59426, 283.842, 25.578, 0.635 59457, 59516, 59487, 283.842, 24.644, 0.458 59577, 59636, 59607, 283.682, 23.400, -0.298 59637, 59696, 59667, 283.662, 22.822, 0.466 59697, 59756, 59727, 283.642, 22.867, -9999.000 59757, 59816, 59787, 283.441, 22.844, 0.393 59817, 59876, 59847, 283.361, 22.778, 0.765 59877, 59936, 59907, 283.240, 22.733, 0.094 59937, 59996, 59967, 283.079, 23.267, 0.153 59998, 60057, 60028, 282.796, 24.844, -0.262 60058, 60117, 60088, 282.210, 26.911, 0.131 60238, 60297, 60268, 280.595, 34.644, -0.100 60298, 60357, 60328, 279.996, 37.911, -9999.000 60358, 60417, 60388, 279.601, 41.156, -0.256 60418, 60477, 60448, 279.351, 44.711, -0.006 60478, 60537, 60508, 279.016, 48.711, 0.417 60538, 60597, 60568, 278.701, 53.333, 0.371 60598, 60657, 60628, 278.449, 58.422, 0.725 60658, 60717, 60688, 278.385, 63.244, 0.516 60719, 60778, 60749, 278.596, 68.756, 1.820 60779, 60838, 60809, 279.016, 73.711, 1.146 60839, 60898, 60869, 279.705, 72.222, 1.394 60899, 60958, 60929, 280.203, 73.622, 1.773 60959, 61018, 60989, 280.451, 81.000, 1.618 61019, 61078, 61049, 280.719, 85.689, 2.264 61079, 61138, 61109, 281.211, 89.544, 3.934 61139, 61198, 61169, 281.722, 93.911, 2.472 61199, 61258, 61229, 282.291, 97.500, 2.907 61259, 61318, 61289, 283.018, 97.489, 1.337 61320, 61379, 61350, 283.622, 97.400, 2.721 61380, 61439, 61410, 284.062, 97.144, 2.163 61440, 61499, 61470, 284.501, 96.600, 3.243 61500, 61559, 61530, 284.959, 96.667, 1.729 61560, 61619, 61590, 285.158, 91.422, 3.544 61620, 61679, 61650, 285.317, 82.511, 2.545 61680, 61739, 61710, 285.396, 73.800, 2.030 61740, 61799, 61770, 285.396, 70.222, 1.199 61800, 61859, 61830, 285.337, 65.022, 1.781 61860, 61919, 61890, 285.396, 59.156, 0.988 61921, 61980, 61951, 285.416, 54.133, 0.557 61981, 62040, 62011, 285.416, 49.444, 0.015 62041, 62100, 62071, 285.396, 45.311, 0.022 62101, 62160, 62131, 285.337, 42.844, 0.235 62161, 62220, 62191, 285.277, 40.244, -0.003 62221, 62280, 62251, 285.178, 39.022, 0.478 62281, 62340, 62311, 285.039, 37.511, 0.407 62341, 62400, 62371, 284.900, 36.222, 1.422 62401, 62460, 62431, 284.780, 34.900, 0.657 62462, 62521, 62492, 284.701, 33.022, 0.705 62522, 62581, 62552, 284.641, 31.156, 0.504 62582, 62641, 62612, 284.601, 29.089, 0.253 62642, 62701, 62672, 284.681, 26.378, 0.494 62702, 62761, 62732, 284.780, 24.689, 0.997 62968, 63027, 62998, 284.760, 22.489, 0.060 63028, 63087, 63058, 284.780, 22.422, 0.594 63088, 63147, 63118, 284.701, 22.400, 0.264 63148, 63207, 63178, 284.581, 22.422, 1.042 63208, 63267, 63238, 284.102, 22.467, 0.823 63329, 63388, 63359, 284.142, 22.378, 0.511 63389, 63448, 63419, 283.922, 22.378, 0.472 63449, 63508, 63479, 283.541, 23.644, 0.734 63509, 63568, 63539, 283.018, 25.511, 0.062 63569, 63628, 63599, 282.392, 28.067, 0.316 63629, 63688, 63659, 281.375, 30.822, -0.311 63689, 63748, 63719, 280.719, 34.044, 0.051 63809, 63868, 63839, 279.372, 40.289, -0.045 63869, 63928, 63899, 279.539, 40.267, -9999.000 63929, 63988, 63959, 279.079, 44.600, -0.338 63989, 64048, 64019, 278.659, 48.778, 0.110 64050, 64109, 64080, 278.385, 53.911, 1.133 64110, 64169, 64140, 278.343, 58.556, 0.168 64170, 64229, 64200, 278.680, 61.244, 0.474 64230, 64289, 64260, 278.995, 64.267, 0.771 64290, 64349, 64320, 279.497, 66.556, 1.161 64350, 64409, 64380, 279.768, 69.978, 0.696 64410, 64469, 64440, 280.141, 74.133, 1.819 64470, 64529, 64500, 280.595, 78.756, 0.463 64530, 64589, 64560, 281.109, 82.178, 2.573 64591, 64650, 64621, 281.661, 86.578, 2.246 64651, 64710, 64681, 282.230, 91.600, 3.852 64711, 64770, 64741, 282.938, 95.756, 3.009 64771, 64830, 64801, 283.662, 95.978, 3.146 64831, 64890, 64861, 284.262, 95.844, 2.515 64891, 64950, 64921, 284.780, 96.044, 3.006 64951, 65010, 64981, 285.238, 96.222, 1.973 65011, 65070, 65041, 285.693, 96.111, 2.397 65071, 65130, 65101, 286.129, 96.333, 2.439 65131, 65190, 65161, 286.543, 96.778, 2.323 65191, 65250, 65221, 286.838, 94.800, 1.673 65252, 65311, 65282, 287.134, 94.622, 1.074 65312, 65371, 65342, 287.389, 94.733, 1.797 65372, 65431, 65402, 287.468, 94.467, 2.036 65432, 65491, 65462, 287.625, 95.200, 0.580 65492, 65551, 65522, 287.782, 97.467, 1.249 65552, 65611, 65582, 287.958, 94.044, 1.986 65612, 65671, 65642, 288.135, 87.822, 1.614 65673, 65732, 65703, 288.252, 80.900, 1.625 65732, 65791, 65762, 288.291, 73.622, 1.293 65793, 65852, 65823, 288.321, 68.144, 0.359 65853, 65912, 65883, 288.252, 64.133, 0.223 65913, 65972, 65943, 288.076, 60.389, 1.157 65973, 66032, 66003, 287.958, 56.578, 0.097 66033, 66092, 66063, 287.939, 52.711, 0.065 66093, 66152, 66123, 287.821, 49.244, -9999.000 66153, 66212, 66183, 287.684, 48.378, -0.183 66213, 66272, 66243, 287.448, 48.889, -0.146 66274, 66333, 66304, 287.350, 48.667, 0.264 66334, 66393, 66364, 287.134, 48.667, 0.315 66394, 66453, 66424, 286.917, 49.222, 0.129 66454, 66513, 66484, 286.976, 48.556, -0.005 66514, 66573, 66544, 286.819, 48.356, 0.517 66574, 66633, 66604, 286.740, 48.222, -9999.000 66634, 66693, 66664, 286.523, 51.600, -9999.000 66694, 66753, 66724, 286.385, 57.800, 0.027 66754, 66813, 66784, 286.227, 64.378, 1.026 66815, 66874, 66845, 286.425, 67.489, 0.313 66875, 66934, 66905, 286.661, 69.400, 0.423 66935, 66994, 66965, 286.878, 70.467, 1.006 66995, 67054, 67025, 287.271, 70.911, 1.707 67055, 67114, 67085, 287.468, 72.889, 0.957 67115, 67174, 67145, 287.664, 74.933, 2.168 67175, 67234, 67205, 287.919, 77.689, 1.624 67235, 67294, 67265, 288.135, 78.111, 1.497 67295, 67354, 67325, 288.370, 80.156, 1.931 67356, 67415, 67386, 288.683, 79.911, 1.496 67416, 67475, 67446, 288.898, 83.978, 2.055 67476, 67535, 67506, 289.054, 89.556, 1.770 67536, 67595, 67566, 289.269, 90.267, 2.509 67596, 67655, 67626, 289.484, 90.000, 2.147 67656, 67715, 67686, 289.660, 89.733, 2.224 67716, 67775, 67746, 289.816, 91.022, 0.583 67776, 67835, 67806, 289.943, 94.222, -9999.000