Instrument

GC-MS
Gas Chromatograph/Mass Spectrometry

The GC-MS instrument is a combination of two instruments: a gas chromatograph and a mass spectrometer. It is used on airborne platforms to study atmospheric chemistry, specifically non-methane halocarbons and volatile organic compounds.

NASA's DC-8 flying laboratory passes Antarctica's tallest peak, Mount Vinson, on Oct. 22, 2012, during a flight over the continent to measure changes in the massive ice sheet and sea ice. Credit: NASA/Michael Studinger (Photography courtesy NASA Images)

Overview

Instrument Details

Measurement Type

Meter/Analyzer

Measurement/Variables

Earth Science > Atmosphere > Atmospheric Chemistry > Carbon And Hydrocarbon Compounds > Non-methane Hydrocarbons/volatile Organic Compounds

Earth Science > Atmosphere > Atmospheric Chemistry > Halocarbons And Halogens > Halocarbons

Vertical Measurement Regions

Troposphere

Temporal Resolution

220 L/s

Spatial Resolution

300 mL

Measurement Frequency

This data will be added in future versions

Calibration Details

https://doi.org/10.1029/2002JD003199

Online Information

https://doi.org/10.1029/2002JD003199

Lead Investigator
Eric Appel
Technical Contact
Eric Appel
Instrument Maker
NCAR
Funding Source
NASA Global Tropospheric Experiment
Overview Publications
Currently unavailable
Repositories
- Atmospheric Science Data Center (ASDC)
- Oak Ridge National Laboratory DAAC (ORNL)

Instrument Operation

Platform

Campaigns, where the platform was used with this instrument

DC-8

Douglas DC-8

38 Campaigns · 174 Instruments

ARCTAS

Arctic Research of the Composition of the Troposphere from Aircraft and Satellites

2008

Alaska, Western Canada, California

view all deployment dates

· 27 Data Products

TRACE

Transport and Atmospheric Chemistry near the Equator

1992—2001

Brazil, Southern Africa, Tropical Atlantic, Central & Western Regions of the Pacific Ocean Basin

view all deployment dates

· 0 Data Products

PEM

Pacific Exploratory Mission

1991—1999

Pacific Ocean

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· 0 Data Products

INTEX-NA

Intercontinental Chemical Transport Experiment - North America

2004—2006

North America, Gulf of Mexico, North Pacific Ocean, North Atlantic Ocean

view all deployment dates

· 21 Data Products

FIREX-AQ

Fire Influence on Regional to Global Environments and Air Quality

2019

Northwestern and Southeastern US

view all deployment dates

· 26 Data Products

C-23 Sherpa

Short Brothers C-23 Sherpa

4 Campaigns · 19 Instruments

OWLETS

Ozone Water-Land Environmental Transition Study

2017—2018

Chesapeake Bay

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· 12 Data Products

Field Site

Campaign Field Sites

Stationary

60 Campaigns · 165 Instruments

LMOS

Lake Michigan Ozone Study

2017

Lake Michigan

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· 14 Data Products

CITE

Global Tropospheric Experiment - Chemical Instrument Test and Evaluation

1983—1989

Wallops Island, Hawaii, Central Pacific, California, Eastern Pacific Ocean, North Atlantic

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· 0 Data Products

KORUS-AQ

Korean United States - Air Quality

2016

South Korean peninsula, including surrounding seas

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· 12 Data Products

PAC2001

Pacific 2001 Air Quality Study

2001

Lower Fraser Valley, British Columbia, Canada

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· 8 Data Products

AEROMMA

Atmospheric Emissions and Reactions Observed from Megacities to Marine Areas

2023

Urban regions across the western and eastern United States

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· 0 Data Products

Cessna 402B

UMD Cessna 402B

5 Campaigns · 11 Instruments

LISTOS

Long Island Sound Tropospheric Ozone Study

2017—2019

New York City metropolitan and Long Island Sound area, Northeastern U.S.

view all deployment dates

· 17 Data Products

Vehicle

Campaign Vehicles

18 Campaigns · 56 Instruments

LISTOS

Long Island Sound Tropospheric Ozone Study

2017—2019

New York City metropolitan and Long Island Sound area, Northeastern U.S.

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· 17 Data Products

MOOSE

Michigan-Ontario Ozone Source Experiment

2021

Southern Ontario, Southeastern Michigan

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· 2 Data Products

WB-57

NASA WB-57

15 Campaigns · 75 Instruments

TC4

Tropical Composition, Cloud and Climate Coupling

2007

Costa Rica, tropical Eastern Pacific

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· 1 Data Product

CV-990

Convair CV-990

1 Campaign · 10 Instruments

CITE

Global Tropospheric Experiment - Chemical Instrument Test and Evaluation

1983—1989

Wallops Island, Hawaii, Central Pacific, California, Eastern Pacific Ocean, North Atlantic

view all deployment dates

· 0 Data Products

Electra

Lockheed L-188C Electra

4 Campaigns · 34 Instruments

CITE

Global Tropospheric Experiment - Chemical Instrument Test and Evaluation

1983—1989

Wallops Island, Hawaii, Central Pacific, California, Eastern Pacific Ocean, North Atlantic

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· 0 Data Products

ABLE

Global Tropospheric Experiment - Atmospheric Boundary Layer Experiment

1984—1990

Tropical North Atlantic Ocean, Amazon Rainforest, Greenland, Eastern Canada, Alaska

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· 0 Data Products

P-3

P-3 Orion

19 Campaigns · 124 Instruments

TRACE

Transport and Atmospheric Chemistry near the Equator

1992—2001

Brazil, Southern Africa, Tropical Atlantic, Central & Western Regions of the Pacific Ocean Basin

view all deployment dates

· 0 Data Products

PEM

Pacific Exploratory Mission

1991—1999

Pacific Ocean

view all deployment dates

· 0 Data Products

C-130

C-130 Hercules

15 Campaigns · 85 Instruments

INTEX-NA

Intercontinental Chemical Transport Experiment - North America

2004—2006

North America, Gulf of Mexico, North Pacific Ocean, North Atlantic Ocean

view all deployment dates

· 21 Data Products

CV-580

Convair-580

7 Campaigns · 38 Instruments

PAC2001

Pacific 2001 Air Quality Study

2001

Lower Fraser Valley, British Columbia, Canada

view all deployment dates

· 8 Data Products

Data Products

Filter data products from this instrument by specific campaigns, platforms, or formats.

Campaigns

Platforms

Formats

INTEXA_DC8_AIRCRAFT

CampaignsIntercontinental Chemical Transport Experiment - North America

PlatformsDouglas DC-8

LISTOS Surface Mobile Platform In-Situ Data10.5067/Suborbital/LISTOS/SurfaceMobile_InSitu_Data_1

CampaignsLong Island Sound Tropospheric Ozone Study

PlatformsCampaign Vehicles

LISTOS University of Maryland Cessna Aircraft In-Situ Data10.5067/Suborbital/LISTOS/AircraftInSitu_UMDAircraft_Data_1

CampaignsLong Island Sound Tropospheric Ozone Study

PlatformsUMD Cessna 402B

LMOS Illinois EPA (IEPA) Ground Site Data10.5067/Suborbital/LMOS/Ground_IEPA_Data_1

CampaignsLake Michigan Ozone Study

PlatformsCampaign Field Sites

LMOS Wisconsin Department of Natural Resources (WDNR) Routine Ground Site Data10.5067/Suborbital/LMOS/Ground_WDNRRoutine_Data_1

CampaignsLake Michigan Ozone Study

PlatformsCampaign Field Sites

LMOS Zion Ground Site Data10.5067/Suborbital/LMOS/Ground_Zion_Data_1

CampaignsLake Michigan Ozone Study

PlatformsCampaign Field Sites

OWLETS-1 Sherpa Aircraft Data10.5067/Suborbital/OWLETS-1/SherpaAircraft_Data_1

CampaignsOzone Water-Land Environmental Transition Study

PlatformsShort Brothers C-23 Sherpa

INTEXB_C130_AIRCRAFT

CampaignsIntercontinental Chemical Transport Experiment - North America

PlatformsC-130 Hercules

FIREX-AQ DC-8 In-Situ Trace Gas Data10.5067/ASDC/FIREXAQ_TraceGas_AircraftInSitu_DC8_Data_1

CampaignsFire Influence on Regional to Global Environments and Air Quality

PlatformsDouglas DC-8

FormatsICARTT

KORUS-AQ DC-8 Aircraft In Situ Trace Gas Data10.5067/ASDC/SUBORBITAL/KORUSAQ_TraceGas_AircraftInSitu_DC8_Data_1

CampaignsKorean United States - Air Quality

PlatformsDouglas DC-8

SEAC4RS DC-8 Aircraft In-Situ Trace Gas Data10.5067/ASDC/SUBORBITAL/SEAC4RS_TraceGas_AircraftInSitu_DC8_Data_1

CampaignsStudies of Emissions and Atmospheric Composition, Clouds and Climate Coupling by Regional Surveys

PlatformsDouglas DC-8

FIREX-AQ Merge Data Files10.5067/ASDC/FIREXAQ_Merge_Data_2

CampaignsFire Influence on Regional to Global Environments and Air Quality

PlatformsDouglas DC-8

FormatsICARTT

INTEXB_DC8_AIRCRAFT

CampaignsIntercontinental Chemical Transport Experiment - North America

PlatformsDouglas DC-8

NARSTO PAC2001 Langley Site Gaseous, Particle, and Meteorological Data10.5067/ASDCDAAC/NARSTO/0011

CampaignsPacific 2001 Air Quality Study

PlatformsCampaign Field Sites

FormatsASCII

NARSTO Pacific 2001 Air Quality Study (PAC2001) Slocan Park (SLPK) Slocan Park Site Gaseous, Partculate Matter (PM), and Meteorological Data10.5067/ASDCDAAC/NARSTO/0010

CampaignsPacific 2001 Air Quality Study

PlatformsCampaign Field Sites

FormatsASCII

NARSTO PAC2001 Sumas Eagle Ridge Gaseous, Particle, and Meteorological Data10.5067/ASDCDAAC/NARSTO/0009

CampaignsPacific 2001 Air Quality Study

PlatformsCampaign Field Sites

FormatsASCII

GC-MSGas Chromatograph/Mass Spectrometry

Overview

Instrument Details

Instrument Operation

Data Products

GC-MS
Gas Chromatograph/Mass Spectrometry