NASA DC-8 1 Second Data Merge https://data.eol.ucar.edu/dataset/353.189 Summary This data set contains NASA DC-8 1 Second Data Merge data collected during the Deep Convective Clouds and Chemistry Experiment (DC3) from 18 May 2012 through 22 June 2012. These merges are an updated version that were provided by NASA. In most cases, variable names have been kept identical to those submitted in the raw data files. However, in some cases, names have been changed (e.g., to eliminate duplication). Units have been standardized throughout the merge. No "grand merge" has been provided for the 1-second data on the DC8 aircraft due to its prohibitive size (~1.5GB). In most cases, downloading the individual merge files for each day and simply concatenating them should suffice. This data set is in ICARTT format. Please see the header portion of the data files for details on instruments, parameters, quality assurance, quality control, contact information, and data set comments. For more information on the updates to this dataset, please see the readme file. Identifiers * Local archive identifier: 353.189 * doi:10.5065/D6SF2TXB https://doi.org/10.5065/D6SF2TXB Versions 2.0: Merge files now incorporate data added/modified by PIs as of June 09, 2014 (includes updated DLH, PALMS, and PINEPH-SCAT datasets). Updated the processing for OMI O3 column data (now interpolates missing data within a larger domain, replaces missing data with -9999s instead of 0s). 3.0: Merge files now incorporate data added/modified by PIs as of May 19, 2015 (includes updated CIT-HCN, DACOM, DLH, and NOAA-AeroExt files). Per Jose Jimenez, fixed rename of OM_OC_lt_1um_AMS (changed from "OMtoO-Cratio-ratio-lt-1um_AMS" to "OAtoOC_ratio-lt-1um_AMS" in the merge) 4.0 5.0 6.0: This version of the dataset now includes an updated version of the HOx and OHReactivity dataset that was modified by the dataset PIs as of 9 May 2018. Citation Chen, G., Langley Research Center (LaRC), NASA, Olson, J. 2018. NASA DC-8 1 Second Data Merge. Version 6.0. UCAR/NCAR - Earth Observing Laboratory. https://doi.org/10.5065/D6SF2TXB Accessed 23 Apr 2024. Additional citation styles can be generated by entering the DOI at CrossCite (https://citation.crosscite.org/). Acknowledgement In addition to the citation reference and any other acknowledgements, please acknowledge NCAR/EOL in your publications with text such as: Data provided by NCAR/EOL under the sponsorship of the National Science Foundation. https://data.eol.ucar.edu/ Related projects * DC3: Deep Convective Clouds & Chemistry Project https://data.eol.ucar.edu/project/DC3 Additional information * Spatial Type: point * Language: English Categories * Aircraft Platforms * NASA DC-8 Instruments * AMS - Aerosol Mass Spectrometer * Aerodynamic Particle Sizer - APS * CIMS - Chemical Ionization Mass Spectrometer * DFGAS - Difference Frequency Generation Absorption Spectrometer * DLH - Diode Laser Hygrometer * GPS Receivers * GT-CIMS - Georgia Tech Chemical Ionization Mass Spectrometer * Nephelometers * PTR-MS - Proton Transfer Mass Spectrometer * Particle Analysis by Laser Mass Spectrometry - PALMS * Particle Soot Absorption Photometer - PSAP * SMPS - Scanning Mobility Particle Sizer * Solar Spectral Flux Radiometers - SSFR * Soluble Acidic Gases and Aerosols - SAGA * Thermal Dissociation Laser Induced Fluorescence - TD-LIF * UHSAS - Ultra-High Sensitivity Aerosol Spectrometer * Whole Air Sampler - WAS GCMD Science Keywords * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > NITROGEN COMPOUNDS > NITROGEN OXIDES * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC TEMPERATURE > UPPER AIR TEMPERATURE > DEW POINT TEMPERATURE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WINDS > UPPER LEVEL WINDS > U/V WIND COMPONENTS * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > NITRATE PARTICLES * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > SULFUR COMPOUNDS > DIMETHYL SULFIDE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WATER VAPOR > WATER VAPOR INDICATORS > WATER VAPOR * EARTH SCIENCE > LAND SURFACE > SURFACE THERMAL PROPERTIES > SKIN TEMPERATURE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > NITROGEN COMPOUNDS > NITRIC OXIDE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WATER VAPOR > WATER VAPOR INDICATORS > DEW POINT TEMPERATURE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WATER VAPOR > WATER VAPOR INDICATORS > HUMIDITY > RELATIVE HUMIDITY * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > NITROGEN COMPOUNDS > Peroxyacyl Nitrate * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > SULFUR COMPOUNDS > SULFATE * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > PARTICULATE MATTER * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > CARBON AND HYDROCARBON COMPOUNDS > CHLORINATED HYDROCARBONS * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > CARBON AND HYDROCARBON COMPOUNDS > FORMALDEHYDE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > HALOCARBONS AND HALOGENS > METHANOL * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > CLOUD CONDENSATION NUCLEI * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > NITROGEN COMPOUNDS > NITROUS OXIDE * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > SULFATE PARTICLES * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > AEROSOL EXTINCTION * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > AEROSOL FORWARD SCATTER * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > HALOCARBONS AND HALOGENS > HYDROFLUOROCARBONS * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > CARBON AND HYDROCARBON COMPOUNDS > METHANE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > SULFUR COMPOUNDS > SULFUR DIOXIDE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > HALOCARBONS AND HALOGENS > CHLOROFLUOROCARBONS * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > NITROGEN COMPOUNDS > ATMOSPHERIC NITRIC ACID * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WINDS > UPPER LEVEL WINDS > WIND SPEED * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC PRESSURE > ATMOSPHERIC PRESSURE MEASUREMENTS * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WINDS > WIND DYNAMICS > TURBULENCE * EARTH SCIENCE > SPECTRAL/ENGINEERING > PLATFORM CHARACTERISTICS > AIRSPEED/GROUND SPEED * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > ORGANIC PARTICLES * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > HALOCARBONS AND HALOGENS > HYDROGEN CHLORIDE * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > DUST/ASH/SMOKE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > NITROGEN COMPOUNDS > NITROGEN DIOXIDE * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > AEROSOL PARTICLE PROPERTIES * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > HALOCARBONS AND HALOGENS > HYDROCHLOROFLUOROCARBONS * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > SULFUR COMPOUNDS > CARBONYL SULFIDE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WINDS > WIND DYNAMICS > VERTICAL WIND VELOCITY/SPEED * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WINDS > UPPER LEVEL WINDS > WIND DIRECTION * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WATER VAPOR > WATER VAPOR INDICATORS > HUMIDITY > HUMIDITY MIXING RATIO * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > CARBON AND HYDROCARBON COMPOUNDS > ATMOSPHERIC CARBON DIOXIDE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > OXYGEN COMPOUNDS > ATMOSPHERIC OZONE * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WINDS > UPPER LEVEL WINDS > FLIGHT LEVEL WINDS * EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > CARBON AND HYDROCARBON COMPOUNDS > ATMOSPHERIC CARBON MONOXIDE Documentation * dc3-mrg01-dc8_merge_20120518_R10_thru20120622-README.txt [88 KiB] https://data.eol.ucar.edu/file/download/51038238F7785/dc3-mrg01-dc8_merge_20120518_R10_thru20120622-README.txt * DC3_DC8_Flights_By_Date.txt [2 KiB] https://data.eol.ucar.edu/file/download/5103822247244/DC3_DC8_Flights_By_Date.txt Related links * homepage: https://doi.org/10.5067/Aircraft/DC3/DC8/Aerosol-TraceGas * homepage: DC3 Home Page http://data.eol.ucar.edu/master_list/?project=DC3 * info: DC3 Data Policy https://www.eol.ucar.edu/content/dc3-data-policy-final * info: DC3 Missions http://catalog.eol.ucar.edu/dc3_2012/missions/missions.html * info: DC3 Missions https://catalog.eol.ucar.edu/dc3_2012/missions/missions.html Temporal coverage * Begin datetime: 2012-05-18 00:00:00 * End datetime: 2012-06-22 23:59:59 Spatial coverage * Maximum (North) Latitude: 42.06574 * Minimum (South) Latitude: 24.96023 * Minimum (West) Longitude: -106.76535 * Maximum (East) Longitude: -84.94339 Primary contact information * pointOfContact: EOL Data Support https://data.eol.ucar.edu/contact/show/1 Additional contact information * author: Gao Chen https://data.eol.ucar.edu/contact/show/1569 * author: Langley Research Center (LaRC), NASA https://data.eol.ucar.edu/contact/show/964 * author: Jennifer R. Olson https://data.eol.ucar.edu/contact/show/1570 Alternate metadata formats * DataCite: https://data.eol.ucar.edu/dataset/353.189?format=datacite * ISO/TC 211: https://data.eol.ucar.edu/dataset/353.189?format=isotc211