Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20.
Suomi NPP data announcement
ATom Data Access and Tools
Data at ATom
| Dataset Sort descending | Processing Level | Data State | Temporal Extent | Platform | Instrument | Data Format | Science Keywords |
|---|---|---|---|---|---|---|---|
| ATom: Measurements from Particle Analysis By Laser Mass Spectrometry (PALMS) | 2 | COMPLETE | 2016-07-29 to 2018-05-21 | NASA DC-8 | PALMS | multiple | Aerosol Particle Properties, Chemical Composition, Air Quality, Black Carbon |
| ATom: Measurements from the Quantum Cascade Laser System (QCLS) | 2 | DEPRECATED | 2016-07-29 to 2018-05-21 | NASA DC-8 | LASER SPECTROMETER | ICARTT | Nitrous Oxide, Atmospheric Carbon Monoxide, Methane, Atmospheric Carbon Dioxide |
| ATom: Measurements from the Quantum Cascade Laser System (QCLS), Version 2 | 2 | COMPLETE | 2016-07-29 to 2018-05-21 | NASA DC-8 | INFRARED LASER SPECTROSCOPY | ICARTT | Nitrous Oxide, Atmospheric Carbon Monoxide, Atmospheric Carbon Dioxide, Methane |
| ATom: Measurements from the UAS Chromatograph for Atmospheric Trace Species (UCATS) | 2 | COMPLETE | 2016-07-12 to 2018-05-21 | NASA DC-8 | TUNABLE DIODE LASER, UCATS-GC | ICARTT | Methane, Atmospheric Carbon Monoxide, Tropospheric Ozone, Water Vapor, Nitrous Oxide, Sulfur Compounds, Atmospheric Ozone |
| ATom: Measurements of Soluble Acidic Gases and Aerosols (SAGA) | 2 | COMPLETE | 2016-07-29 to 2018-05-21 | NASA DC-8 | ION CHROMATOGRAPHS | ICARTT | Nitrate Particles, Air Quality, Chemical Composition, Sulfate Particles |
| ATom: Merged Atmospheric Chemistry, Trace Gases, and Aerosols | 3 | SUPERSEDED | 2016-07-29 to 2018-05-21 | NASA DC-8 | PALMS, WAS, LASER SPECTROMETER, SPECTROMETERS, CIMS, PHOTOMETERS | netCDF-4 | Atmospheric Carbon Monoxide, Carbonaceous Aerosols, Air Quality, Trace Gases/Trace Species, Non-methane Hydrocarbons/Volatile Organic Compounds, Industrial Emissions, Fossil Fuel Burning, Biomass Burning, Atmospheric Carbon Dioxide, Sulfur Compounds, Halocarbons And Halogens, Atmospheric Ozone |
| ATom: Merged Atmospheric Chemistry, Trace Gases, and Aerosols, Version 2 | 3 | COMPLETE | 2016-07-29 to 2018-05-21 | NASA DC-8 | FLUORESCENCE SPECTROSCOPY, GAS CHROMATOGRAPHS, ION CHROMATOGRAPHS, UCATS-GC, TOGA, DMT SP2, PALMS, PICARRO G2401-mc CO2, CH4, CO, H2O INSTRUMENT, MMS, WAS, AMS, CIMS, DLH, CAPS, CAFS, ATHOS | netCDF-4 | Biomass Burning, Halocarbons And Halogens, Trace Gases/Trace Species, Sulfur Compounds, Air Quality, Atmospheric Carbon Monoxide, Atmospheric Ozone, Non-methane Hydrocarbons/Volatile Organic Compounds, Fossil Fuel Burning, Industrial Emissions, Atmospheric Carbon Dioxide, Carbonaceous Aerosols |
| ATom: Modeled Reactivities for Ozone and Methane for ATom-1 Air Parcels, 1997-2016 | 3 | DEPRECATED | 1997-08-01 to 2016-08-21 | NASA DC-8, COMPUTERS | FLASKS, Computer | netCDF-4 classic | Tropospheric Ozone, Nitrogen Dioxide, Photolysis Rates, Atmospheric Ozone, Methane |
| ATom: Nucleation Mode Aerosol Size Spectrometer Calibration and Performance Data | 2 | COMPLETE | 2016-10-15 to 2018-01-20 | LABORATORY | N-MASS | CSV | Aerosol Particle Properties, Emissions, Particulates, Sulfate Particles, Organic Particles, Carbon And Hydrocarbon Compounds |
| ATom: Observed and GEOS-5 Simulated CO Concentrations with Tagged Tracers for ATom-1 | 2 | COMPLETE | 2016-07-29 to 2016-08-23 | MODELS, NASA DC-8 | Computer, SPECTROMETERS | multiple | Atmospheric Carbon Monoxide |
| ATom: Observed and Modeled Organic Aerosol Mass Concentrations, 2016-2017 | 4 | COMPLETE | 2016-07-29 to 2017-02-22 | MODELS | Computer | netCDF-4 classic | Air Quality, Aerosols |
| ATom: Ozone Profiles from Ozonesonde Instrument, Antarctica, Fiji, and Hawaii | 1B | COMPLETE | 2018-05-01 to 2018-05-09 | BALLOONS | OZONESONDES | multiple | Tropospheric Ozone, Atmospheric Ozone, Atmospheric Ozone, Ultraviolet Radiation |
| ATom: Simulated Data Stream for Modeling ATom-like Measurements | 4 | COMPLETE | 1997-08-01 to 2016-08-21 | MODELS | Computer | multiple | Nitrogen Compounds, Oxygen Compounds, Carbon And Hydrocarbon Compounds, Photolysis Rates, Humidity, Nitrogen Oxides |
| ATom: Sulfur Dioxide by Laser Induced Fluorescence (LIF-SO2) for ATom-4 Campaign | 2 | COMPLETE | 2018-04-24 to 2018-05-21 | NASA DC-8 | FLUORESCENCE SPECTROSCOPY | ICARTT | Sulfur Dioxide, Sulfur Oxides |
| ATom: Trace Gas Measurements from PANTHER Gas Chromatograph | 2 | COMPLETE | 2016-07-29 to 2018-05-21 | NASA DC-8 | GAS CHROMATOGRAPHS | multiple | Halocarbons And Halogens, Trace Gases/Trace Species, Carbon And Hydrocarbon Compounds |
| ATom: Ultrafine Aerosol Characteristics and Formation, Lower Stratosphere, 2016-2018 | 4 | COMPLETE | 2016-07-29 to 2018-05-21 | NASA DC-8, MODELS | SPECTROMETERS, Computer | multiple | Sulfate, Aerosol Size Distribution, Aerosol Concentration |
| ATom: Ultra-High Sensitivity Aerosol Spectrometer Calibration and Performance Data | 2 | COMPLETE | 2016-07-04 to 2017-05-31 | LABORATORY, NASA DC-8 | UHSAS | CSV | Atmospheric Carbon Dioxide, Chemical Composition, Aerosol Particle Properties |
| ATom: Volatile Organic Compounds (VOCs) from the TOGA instrument, Version 2 | 2 | COMPLETE | 2016-07-29 to 2018-05-21 | NASA DC-8 | TOGA | ICARTT | Formaldehyde, Volatile Organic Compounds, Halocarbons And Halogens |
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