Update on: AIRS Carbon Monoxide W. Wallace McMillan Associate - - PowerPoint PPT Presentation

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Update on: AIRS Carbon Monoxide W. Wallace McMillan Associate - - PowerPoint PPT Presentation

Mar 24, 2023 250 likes •747 views

Update on: AIRS Carbon Monoxide W. Wallace McMillan Associate Professor of Physics University of Maryland, Baltimore County C. Barnet and W. Wolf (NOAA/NESDIS), X. J. Warner, M. L. McCourt, L. L. Strow, and Allen Chu (UMBC) P. Novelli

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Update on: AIRS Carbon Monoxide

  • W. Wallace McMillan

Associate Professor of Physics University of Maryland, Baltimore County

  • C. Barnet and W. Wolf (NOAA/NESDIS),
  • X. J. Warner, M. L. McCourt, L. L. Strow, and Allen Chu (UMBC)
  • P. Novelli (NOAA/CMDL), Glen Sachse (NASA/LaRC)
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AIRS Daily Global CO

  • Based on data in GRL paper now in revision
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  • GRL manuscript: in revisions
  • JPL first public movies based on GRL
  • CO verticality?
  • CO first guess?
  • CO correlations with aerosols?
  • Impacts of clouds and smoke?
  • CO only a support product in v4.0!
  • NASA INTEX-A field experiment
  • Retrieval Algorithm Optimization  v5.0
  • Validation vs. In situ and MOPITT
  • Other Case Studies

AIRS CO Status

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AIRS CO Retrieval Trapezoids

500 300

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AIRS CO Retrieval Map

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AIRS CO Verticality

500 300

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  • Next-day CO maps and 48-hour trajectory

forecasts for flight-planning

  • Large-scale view for Lagrangian experiment
  • Automated processing w/online posting

Intercontinental chemistry and Transport EXperiment

AIRS CO for INTEX-A INTEX-A for AIRS CO

  • In situ CO profiles for validation
  • Intensive modeling collaborations for

analysis and interpretation

  • Process studies in global context
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INTEX-A: AIRS Daily Products

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July 2004 AIRS Daily Global CO

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First INTEX AIRS Validation

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First INTEX AIRS Validation

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fires Asian pollution USA pollution

INTEX-A: July 16-23 CO Event

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SST depression: real or artifact?

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CO Cross-sections: Vertical information?

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MODIS Terra 7/18 1728UT

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CO Cross-sections: Vertical information?

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MODIS Terra AOD 7/18 1728UT

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  • U. Wisconsin Lidar (E. Eloranta)
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AIRS CO at 500mb (ppbv) MODIS Aqua Total AOD MODIS Aqua Total AOD July 18, 2004

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AIRS CO at 500mb (ppbv) MODIS Aqua Total AOD July 18, 2004

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For selected INTEX-A regions

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AIRS MOPITT AIRS MOPITT

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MOPITT - AIRS at 500 mb

Mean Bias = -12.3, RMS = 10.7, 79% of 7603 matchups within ± 20 ppbv

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AFGL first guess MOPITT apriori

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Effect of first guess CO profile

Difference in retrieved CO at 500 mb (ppbv)

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Mean bias = -18 ppbv Median bias = -16 ppbv

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ice & clouds?

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AIRS CO Retrieval Trapezoids

500 300

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AIRS CO Retrieval Optimization

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AIRS CO Retrieval Optimization: Profile Locations CMDL (~90) & MOZAIC (~5000)

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  • GRL manuscript: in revisions
  • JPL first public movies based on GRL
  • CO verticality?
  • CO first guess?
  • CO correlations with aerosols?
  • Impacts of clouds and smoke?
  • CO only a support product in v4.0!
  • NASA INTEX-A field experiment
  • Retrieval Algorithm Optimization  v5.0
  • Validation vs. In situ and MOPITT
  • Other Case Studies

AIRS CO Status