41 1001 Wennberg, Paul California Institute of Technology Gas Phase Hydrogen Peroxide from DC-8 TC4 1 1 2007 07 28 2007 08 02 0 start_UTC, s 3 1 1 1 999999 999999 999999 stop_UTC, s mid_UTC, s H2O2, pptv 0 24 PI_CONTACT_INFO: Address: California Institute of Technology. MC 150-21. 1200 E. California Blvd, Pasadena, CA, 91125. Phone: (626) 395-2447. Fax: (626) 585-1917. email: wennberg@gps.caltech.edu PLATFORM: NASA DC-8 airborne laboratory. LOCATION: Aircraft location data in file TN_20070728.DC8. ASSOCIATED_DATA: N/A INSTRUMENT_INFO: Chemical Ionization Mass Spectrometer. Direct measurements in ambient air. DATA_INFO: Measurements are reported as 0.5 sec averages and in units of pptv. CAUTION: Do not extrapolate data outside of given time interval as these are discrete measurements. Calibration was conducted ~once per hour during the flight using H2O2 obtained from vapor pressure over urea hydrogen peroxide held at constant temperature. Absolute calibration was obtained by collection in water and subsequent wet chemistry. Zeros were conducted ~3 times per hour by passing ambient air through a filter containing nylon wool coated with NaHCO3. UNCERTAINTY: +-(50% of measuremlent value + 150 pptv) ULOD_FLAG: -7777 ULOD_VALUE: N/A LLOD_FLAG: -8888 LLOD_VALUE: N/A; N/A; N/A; DM_CONTACT_INFO: John Crounse. California Institute of Technology. Department of Chemistry and Chemical Engineering. MC 150-21. 1200 E. California Blvd. Pasadena, CA 91125. Phone: (626) 395-6868. Fax: (626) 585-1917. email: crounjd@caltech.edu. PROJECT_INFO: TC4 study; 13 July-13 August 2007; Study of cloud processing and tropical convection processes STIPULATIONS_ON_USE: Use of these data requires PI notification and adherence to the TC4 data protocol. OTHER_COMMENTS: N/A REVISION: R0 R0: Preliminary Data Revision 0. Water correction has been applied using CIT-CIMS water. Reduction code 1.5 start_UTC(s) stop_UTC(s) mid_UTC(s) H2O2(pptv) 60103.84 60104.34 60104.09 70.2 60125.09 60125.59 60125.34 63.1 60139.84 60140.34 60140.09 64.4 60161.09 60161.59 60161.34 67.8 60175.84 60176.34 60176.09 72.3 60197.09 60197.59 60197.34 65.5 60211.84 60212.34 60212.09 71.2 60233.09 60233.59 60233.34 70.9 60247.84 60248.34 60248.09 56.1 60269.09 60269.59 60269.34 55.2 60283.84 60284.34 60284.09 48.0 60302.91 60303.41 60303.16 84.1 60319.84 60320.34 60320.09 45.7 60338.91 60339.41 60339.16 48.9 60355.84 60356.34 60356.09 55.0 60377.09 60377.59 60377.34 61.2 60391.84 60392.34 60392.09 83.9 60413.09 60413.59 60413.34 53.6 60427.84 60428.34 60428.09 44.0 60449.09 60449.59 60449.34 47.2 60463.84 60464.34 60464.09 57.8 60485.09 60485.59 60485.34 74.6 60499.91 60500.41 60500.16 69.6 60518.91 60519.41 60519.16 74.3 60615.97 60616.47 60616.22 45.2 60637.22 60637.72 60637.47 32.3 60652.03 60652.53 60652.28 54.6 60673.22 60673.72 60673.47 41.0 60687.97 60688.47 60688.22 27.7 60709.22 60709.72 60709.47 31.8 60824.84 60825.34 60825.09 15.3 60846.09 60846.59 60846.34 23.3 60860.84 60861.34 60861.09 14.8 60882.03 60882.53 60882.28 19.6 60896.78 60897.28 60897.03 14.6 60917.97 60918.47 60918.22 28.4 60932.72 60933.22 60932.97 25.9 60953.97 60954.47 60954.22 26.7 60968.84 60969.34 60969.09 34.9 60990.03 60990.53 60990.28 35.4 61004.72 61005.22 61004.97 30.7 61025.97 61026.47 61026.22 34.7 61040.72 61041.22 61040.97 10.4 61061.97 61062.47 61062.22 19.4 61076.72 61077.22 61076.97 11.1 61095.78 61096.28 61096.03 29.2 61112.72 61113.22 61112.97 26.7 61131.78 61132.28 61132.03 20.5 61148.72 61149.22 61148.97 20.0 61169.97 61170.47 61170.22 28.5 61184.72 61185.22 61184.97 14.9 61205.97 61206.47 61206.22 27.5 61220.72 61221.22 61220.97 27.9 61239.78 61240.28 61240.03 17.9 61256.72 61257.22 61256.97 25.6 61277.97 61278.47 61278.22 32.7 61292.72 61293.22 61292.97 39.1 61313.97 61314.47 61314.22 42.6 61328.72 61329.22 61328.97 30.5 61349.97 61350.47 61350.22 34.7 61364.78 61365.28 61365.03 13.7 61385.97 61386.47 61386.22 26.1 61400.72 61401.22 61400.97 15.5 61421.97 61422.47 61422.22 29.0 61436.78 61437.28 61437.03 17.0 61457.97 61458.47 61458.22 20.0 61472.72 61473.22 61472.97 26.2 61493.97 61494.47 61494.22 26.6 61508.72 61509.22 61508.97 16.4 61527.78 61528.28 61528.03 9.8 61544.72 61545.22 61544.97 36.5 61565.97 61566.47 61566.22 32.1 61580.72 61581.22 61580.97 16.4 61601.97 61602.47 61602.22 32.2 61616.72 61617.22 61616.97 30.0 61635.78 61636.28 61636.03 18.5 61652.72 61653.22 61652.97 62.5 61673.97 61674.47 61674.22 30.3 61688.72 61689.22 61688.97 41.9 61707.78 61708.28 61708.03 41.7 61724.72 61725.22 61724.97 18.9 61743.78 61744.28 61744.03 20.4 62607.84 62608.34 62608.09 63.9 62626.91 62627.41 62627.16 83.0 62643.72 62644.22 62643.97 89.7 62662.78 62663.28 62663.03 107.6 62679.72 62680.22 62679.97 56.0 62698.78 62699.28 62699.03 52.4 62715.84 62716.34 62716.09 51.1 62734.91 62735.41 62735.16 68.1 62751.72 62752.22 62751.97 64.6 62770.78 62771.28 62771.03 54.0 62787.78 62788.28 62788.03 81.1 62806.78 62807.28 62807.03 112.5 62823.72 62824.22 62823.97 54.1 62844.97 62845.47 62845.22 55.5 62859.72 62860.22 62859.97 80.9 62880.97 62881.47 62881.22 66.3 62895.72 62896.22 62895.97 67.1 62916.97 62917.47 62917.22 71.7 62931.72 62932.22 62931.97 75.4 62952.97 62953.47 62953.22 92.3 62967.72 62968.22 62967.97 115.2 62988.97 62989.47 62989.22 104.0 63003.72 63004.22 63003.97 74.8 63024.97 63025.47 63025.22 96.3 63039.78 63040.28 63040.03 113.0 63058.78 63059.28 63059.03 126.5 63075.72 63076.22 63075.97 93.9 63094.78 63095.28 63095.03 90.6 63111.84 63112.34 63112.09 122.5 63133.09 63133.59 63133.34 106.3 63147.84 63148.34 63148.09 80.2 63169.09 63169.59 63169.34 96.1 63281.84 63282.34 63282.09 212.7 63303.09 63303.59 63303.34 207.4 63317.84 63318.34 63318.09 254.5 63336.91 63337.41 63337.16 295.1 63353.84 63354.34 63354.09 284.8 63375.09 63375.59 63375.34 316.7 63389.84 63390.34 63390.09 392.9 63411.09 63411.59 63411.34 379.3 63425.84 63426.34 63426.09 394.5 63444.91 63445.41 63445.16 371.1 63461.84 63462.34 63462.09 392.0 63483.09 63483.59 63483.34 314.1 63497.91 63498.41 63498.16 250.2 63519.09 63519.59 63519.34 280.6 63533.84 63534.34 63534.09 332.9 63552.78 63553.28 63553.03 348.4 63569.84 63570.34 63570.09 402.5 63591.09 63591.59 63591.34 536.9 63605.91 63606.41 63606.16 485.3 63624.91 63625.41 63625.16 548.8 63641.84 63642.34 63642.09 560.3 63660.78 63661.28 63661.03 673.2 63677.78 63678.28 63678.03 772.1 63698.97 63699.47 63699.22 718.8 63713.84 63714.34 63714.09 851.8 63735.09 63735.59 63735.34 836.4 63749.84 63750.34 63750.09 1063.9 63770.97 63771.47 63771.22 1002.9 63785.72 63786.22 63785.97 869.1 63806.97 63807.47 63807.22 943.8 63821.72 63822.22 63821.97 744.2 63842.97 63843.47 63843.22 914.2 63857.78 63858.28 63858.03 964.1 63878.97 63879.47 63879.22 988.2 63893.72 63894.22 63893.97 1025.3 63914.97 63915.47 63915.22 899.6 63929.72 63930.22 63929.97 937.5 63950.97 63951.47 63951.22 805.7 63965.72 63966.22 63965.97 866.4 63986.97 63987.47 63987.22 707.5 64001.78 64002.28 64002.03 808.2 64022.97 64023.47 64023.22 778.6 64037.72 64038.22 64037.97 831.7 64058.97 64059.47 64059.22 940.8 64073.72 64074.22 64073.97 1059.7 64092.78 64093.28 64093.03 1387.7 64109.72 64110.22 64109.97 1354.5 64130.97 64131.47 64131.22 1348.6 64145.72 64146.22 64145.97 1267.0 64166.97 64167.47 64167.22 1379.4 64181.72 64182.22 64181.97 1285.1 64202.97 64203.47 64203.22 1156.3 64315.84 64316.34 64316.09 1070.4 64337.09 64337.59 64337.34 953.4 64351.91 64352.41 64352.16 1071.9 64370.91 64371.41 64371.16 1006.2 64387.84 64388.34 64388.09 955.4 64409.09 64409.59 64409.34 945.9 64423.72 64424.22 64423.97 1091.9 64442.78 64443.28 64443.03 1171.7 64459.84 64460.34 64460.09 1192.3 64478.91 64479.41 64479.16 972.6 64495.91 64496.41 64496.16 935.4 64517.09 64517.59 64517.34 975.2 64531.72 64532.22 64531.97 889.0 64552.97 64553.47 64553.22 856.6 64567.72 64568.22 64567.97 916.2 64588.97 64589.47 64589.22 964.2 64603.84 64604.34 64604.09 1205.4 64625.09 64625.59 64625.34 1141.0 64639.72 64640.22 64639.97 1321.5 64660.97 64661.47 64661.22 1127.5 64675.72 64676.22 64675.97 1112.4 64696.97 64697.47 64697.22 1112.8 64711.72 64712.22 64711.97 1117.9 64732.97 64733.47 64733.22 1059.1 64747.72 64748.22 64747.97 1034.8 64766.78 64767.28 64767.03 1009.5 64783.78 64784.28 64784.03 1126.2 64802.78 64803.28 64803.03 1040.8 64819.72 64820.22 64819.97 1075.7 64838.78 64839.28 64839.03 987.5 64855.72 64856.22 64855.97 1051.2 64876.97 64877.47 64877.22 986.6 64891.78 64892.28 64892.03 1076.3 64912.97 64913.47 64913.22 1055.1 64927.78 64928.28 64928.03 1104.7 64946.78 64947.28 64947.03 1055.7 64963.72 64964.22 64963.97 984.1 64984.97 64985.47 64985.22 931.0 64999.72 65000.22 64999.97 967.5 65020.97 65021.47 65021.22 880.4 65035.72 65036.22 65035.97 911.4 65056.97 65057.47 65057.22 835.8 65071.72 65072.22 65071.97 894.2 65090.78 65091.28 65091.03 890.7 65107.72 65108.22 65107.97 964.2 65128.97 65129.47 65129.22 871.9 65143.72 65144.22 65143.97 842.1 65164.97 65165.47 65165.22 825.5 65179.72 65180.22 65179.97 944.5 65200.97 65201.47 65201.22 950.8 65215.72 65216.22 65215.97 1024.6 65234.78 65235.28 65235.03 795.3 65472.84 65473.34 65473.09 769.5 65494.09 65494.59 65494.34 788.2 65508.84 65509.34 65509.09 849.0 65529.97 65530.47 65530.22 846.6 65544.72 65545.22 65544.97 806.4 65565.97 65566.47 65566.22 859.5 65580.72 65581.22 65580.97 911.4 65599.78 65600.28 65600.03 842.1 65616.84 65617.34 65617.09 833.3 65635.78 65636.28 65636.03 788.7 65652.72 65653.22 65652.97 801.5 65671.78 65672.28 65672.03 787.8 65688.78 65689.28 65689.03 895.6 65709.97 65710.47 65710.22 825.3 65724.72 65725.22 65724.97 819.8 65745.97 65746.47 65746.22 835.1 65760.72 65761.22 65760.97 865.8 65781.97 65782.47 65782.22 833.9 65796.78 65797.28 65797.03 864.7 65815.78 65816.28 65816.03 839.7 65832.72 65833.22 65832.97 815.9 65853.97 65854.47 65854.22 812.7 65868.72 65869.22 65868.97 863.1 65889.97 65890.47 65890.22 849.9 65904.78 65905.28 65905.03 827.0 65925.97 65926.47 65926.22 854.5 65940.72 65941.22 65940.97 863.8 65961.97 65962.47 65962.22 777.0 65976.72 65977.22 65976.97 783.4 65995.78 65996.28 65996.03 894.6 66012.72 66013.22 66012.97 856.3 66033.97 66034.47 66034.22 850.1 66048.72 66049.22 66048.97 750.3 66069.97 66070.47 66070.22 765.1 66084.72 66085.22 66084.97 852.4 66105.97 66106.47 66106.22 806.3 66120.78 66121.28 66121.03 849.6 66141.97 66142.47 66142.22 896.4 66156.72 66157.22 66156.97 681.7 66177.97 66178.47 66178.22 612.8 66192.72 66193.22 66192.97 564.2 66211.78 66212.28 66212.03 497.5 66228.72 66229.22 66228.97 611.3 66249.97 66250.47 66250.22 514.1 66264.72 66265.22 66264.97 546.5 66283.78 66284.28 66284.03 511.6 66300.72 66301.22 66300.97 589.1 66319.78 66320.28 66320.03 599.9 66336.78 66337.28 66337.03 510.2 66357.97 66358.47 66358.22 564.9 66372.72 66373.22 66372.97 579.0 66393.97 66394.47 66394.22 557.6 66506.84 66507.34 66507.09 541.8 66528.09 66528.59 66528.34 558.8 66542.84 66543.34 66543.09 580.2 66561.91 66562.41 66562.16 489.7 66578.91 66579.41 66579.16 514.8 66600.09 66600.59 66600.34 583.1 66614.84 66615.34 66615.09 554.4 66636.09 66636.59 66636.34 537.4 66650.84 66651.34 66651.09 552.9 66672.09 66672.59 66672.34 546.3 66686.84 66687.34 66687.09 546.5 66708.09 66708.59 66708.34 548.6 66722.84 66723.34 66723.09 537.0 66744.09 66744.59 66744.34 549.5 66758.84 66759.34 66759.09 550.6 66780.09 66780.59 66780.34 516.5 66794.84 66795.34 66795.09 538.6 66816.09 66816.59 66816.34 521.6 66830.72 66831.22 66830.97 600.3 66852.09 66852.59 66852.34 537.3 66866.84 66867.34 66867.09 566.2 66888.09 66888.59 66888.34 550.2 66902.91 66903.41 66903.16 596.5 66921.91 66922.41 66922.16 622.4 66938.91 66939.41 66939.16 692.6 66959.97 66960.47 66960.22 632.1 66974.72 66975.22 66974.97 602.1 66993.91 66994.41 66994.16 559.6 67010.84 67011.34 67011.09 575.3 67032.09 67032.59 67032.34 574.0 67046.84 67047.34 67047.09 585.8 67067.97 67068.47 67068.22 517.9 67082.78 67083.28 67083.03 520.6 67103.97 67104.47 67104.22 533.9 67118.72 67119.22 67118.97 534.1 67140.09 67140.59 67140.34 691.9 67154.84 67155.34 67155.09 694.5 67175.97 67176.47 67176.22 702.9 67190.72 67191.22 67190.97 705.7 67209.78 67210.28 67210.03 664.8 67226.78 67227.28 67227.03 637.1 67247.97 67248.47 67248.22 552.8 67262.78 67263.28 67263.03 604.6 67283.97 67284.47 67284.22 498.6 67298.78 67299.28 67299.03 584.8 67319.97 67320.47 67320.22 555.2 67334.72 67335.22 67334.97 549.0 67355.97 67356.47 67356.22 529.4 67370.72 67371.22 67370.97 511.8 67389.78 67390.28 67390.03 539.5 67406.72 67407.22 67406.97 562.9 67427.97 67428.47 67428.22 635.7 67540.91 67541.41 67541.16 484.0 67562.09 67562.59 67562.34 561.5 67576.84 67577.34 67577.09 600.4 67598.03 67598.53 67598.28 585.0 67612.78 67613.28 67613.03 566.1 67633.97 67634.47 67634.22 578.9 67648.78 67649.28 67649.03 577.8 67667.78 67668.28 67668.03 553.3 67684.84 67685.34 67685.09 570.4 67706.03 67706.53 67706.28 610.8 67720.72 67721.22 67720.97 590.2 67741.97 67742.47 67742.22 600.7 67756.78 67757.28 67757.03 591.0 67775.78 67776.28 67776.03 542.5 67792.72 67793.22 67792.97 558.6 67813.97 67814.47 67814.22 582.6 67828.72 67829.22 67828.97 567.7 67849.97 67850.47 67850.22 570.2 67864.72 67865.22 67864.97 579.5 67885.97 67886.47 67886.22 571.8 67900.72 67901.22 67900.97 563.4 67919.78 67920.28 67920.03 576.8 67936.72 67937.22 67936.97 534.6 67957.97 67958.47 67958.22 538.0 67972.78 67973.28 67973.03 589.9 67991.78 67992.28 67992.03 522.2 68008.72 68009.22 68008.97 519.8 68029.97 68030.47 68030.22 538.4 68044.72 68045.22 68044.97 538.9 68065.97 68066.47 68066.22 538.3 68080.78 68081.28 68081.03 576.7 68101.97 68102.47 68102.22 517.4 68116.72 68117.22 68116.97 526.1 68137.97 68138.47 68138.22 519.5 68152.72 68153.22 68152.97 523.7 68171.78 68172.28 68172.03 482.9 68188.72 68189.22 68188.97 523.6 68209.97 68210.47 68210.22 528.3 68224.72 68225.22 68224.97 541.0 68245.97 68246.47 68246.22 503.5 68260.72 68261.22 68260.97 518.5 68279.78 68280.28 68280.03 502.5 68296.72 68297.22 68296.97 501.8 68317.97 68318.47 68318.22 510.3 68332.72 68333.22 68332.97 505.1 68353.97 68354.47 68354.22 537.9 68368.72 68369.22 68368.97 594.2 68389.97 68390.47 68390.22 551.9 68404.78 68405.28 68405.03 616.4 68425.97 68426.47 68426.22 562.5 68440.78 68441.28 68441.03 568.4 68459.78 68460.28 68460.03 634.1 68998.84 68999.34 68999.09 582.1 69020.09 69020.59 69020.34 526.4 69034.84 69035.34 69035.09 514.2 69056.09 69056.59 69056.34 528.2 69070.84 69071.34 69071.09 528.5 69089.91 69090.41 69090.16 515.3 69106.84 69107.34 69107.09 546.9 69128.03 69128.53 69128.28 565.0 69142.84 69143.34 69143.09 595.0 69164.09 69164.59 69164.34 604.8 69178.84 69179.34 69179.09 635.3 69200.09 69200.59 69200.34 628.9 69214.84 69215.34 69215.09 700.6 69236.03 69236.53 69236.28 676.0 69250.72 69251.22 69250.97 634.7 69269.78 69270.28 69270.03 618.8 69286.84 69287.34 69287.09 631.1 69308.09 69308.59 69308.34 635.4 69322.84 69323.34 69323.09 626.2 69344.03 69344.53 69344.28 606.8 69358.72 69359.22 69358.97 613.1 69379.97 69380.47 69380.22 557.1 69394.72 69395.22 69394.97 495.3 69415.97 69416.47 69416.22 478.4 69430.84 69431.34 69431.09 481.3 69452.09 69452.59 69452.34 495.9 69466.72 69467.22 69466.97 410.7 69487.97 69488.47 69488.22 417.3 69502.72 69503.22 69502.97 432.1 69521.78 69522.28 69522.03 434.4 69538.72 69539.22 69538.97 358.2 69559.97 69560.47 69560.22 373.8 69574.72 69575.22 69574.97 380.6 69595.97 69596.47 69596.22 344.2 69610.72 69611.22 69610.97 370.6 69629.78 69630.28 69630.03 308.2 69646.72 69647.22 69646.97 380.1 69667.97 69668.47 69668.22 362.3 69682.72 69683.22 69682.97 301.4 69701.78 69702.28 69702.03 331.4 69718.78 69719.28 69719.03 271.8 69737.78 69738.28 69738.03 238.9 69754.78 69755.28 69755.03 233.6