Disclaimer: This material is being kept online for historical purposes. Though accurate at the time of publication, it is no longer being updated. The page may contain broken links or outdated information, and parts may not function in current web browsers. Visit https://espo.nasa.gov for information about our current projects.


Science Meeting April 15-18, 2014 Boulder, Co

SEAC4RS Science Team Meeting

15-18 April 2014

Department of Commerce Campus – Boulder, CO




Tuesday, 15 April 2014

0730       Registration

0830       Mission Overview – Brian Toon, Moderator

0830       Meeting Logistics – Kathy Thompson

0835       Introduction and NASA Headquarters Perspective – Hal Maring, Ken Jucks, Alex Pszenny, Mike Coffey, Richard Eckman

0900       Overview of the SEAC4RS Mission, Scientific Objectives, and Mission Operations – Brian Toon

0930       A Meteorological Overview of the SEAC4RS Mission – Lenny Pfister

1000       Florida State’s Web Site for SEAC4RS Weather Data – Nick Heath (for Henry Fuelberg)

1015       Break

1045       SEAC4RS Studies Related to Biomass Combustion – Hal Maring, Moderator

1045       Overview talk – SEAC4RS Contributions to Better Understanding of Regional to Global Biomass Burning – Bob Yokelson

1115       Emissions of Sulfur and Chlorine and Evolution of PAN from Biomass Burning – Xiaoxi Liu

1130       True Emission Factors for SEAC4RS Smoke and Gases Compared to OLD NERM (Difference / Regression) Estimates  - Bob Chatfield

1145       Aerosol-Associated Ions in Smoke Plumes Sampled during SEAC4RS – Jack Dibb

1200       Lunch

1330       SEAC4RS Studies Related to Biomass Combustion (continued) – Jack Dibb, Moderator

1330       GEOS-5 Mini-Reanalysis for the SEAC4RS Deployment Period:  Assessing Aerosol Optical Properties as a Function of Smoke Age – Cynthia Randles (for Arlindo da Silva)

1345       Transport Pathways and Evolution of Smoke Plumes Measured during SEAC4RS :  A Modeling Perspective – Pablo Saide

1400       Using the 2013 Rim Fire to Improve the Prediction of Large Blowups, Pyroconvection, and Smoke Emissions – David Peterson

1415       SEAC4RS Studies of the UT/LS – Eric Jensen, Moderator

1415       Overview of North American Monsoon (NAM) Studies:  UT/LS Tracers and Dynamics – Laura Pan

1445       Time-Space Distributions of CO2 Observations during SEAC4RS and Determination of Age Spectra and Transport Rates in the TTL – Jasna Pittman

Tuesday, 15 April 2014 (continued)

1500       Break

1530       An Overview of Ozone Variability during SEAC4RS from the SEACIONS Ozonesonde Network – Anne Thompson

1545       SEACIONS Balloon Sonde Measurements of Water Vapor and Ozone in the UT/LS at Ellington Field and Intercomparisons with ER-2 Measurements of Water Vapor and Ozone – Rennie Selkirk

1600       Analysis of Convectively Sourced Water Vapor in the Overworld Stratosphere at Northern Midlatitudes:  An Update with Data from SEAC4RS – Jessica Smith

1615       Investigation of the Coupling between Convective Physics and Catalytic Chemistry:  A New Observing System – Jim Anderson

1630       Breakout Groups on Fires and the UT/LS

A.     Fires – Jack Dibb, Chair; Pablo Saide, Rapporteur

B.     UT/LS – Eric Jensen, Chair; Jasna Pittman, Rapporteur

1800       Adjourn for the Day



Wednesday, 16 April 2014

0730       Registration

0830       SEAC4RS Studies of the Microphysics, Dynamics, and Radiative Properties of Clouds – Jay Mace, Moderator

0830       Overview of Clouds – Direct Penetration of Convection:  How Does It Help Us Understand Convective Dynamics and Convective Transport/Processing of Trace Gases – Johnny Luo

0900       Overview of Satellite Cloud Products during SEAC4RS – Rabi Palikonda (for Pat Minnis)

0915       Cirrus Retrievals with the enhanced MODIS Airborne Simulator (eMAS) – Steve Platnick

0930       Remote Sensing of Cloud Properties with the Research Scanning Polarimeter (RSP) – Bastiaan van Diedenhoven

0945       Convection during SEAC4RS :  Comparing Aircraft Observations to Cloud-Resolving Simulations – Nick Heath

1000       Break

1030       Microphysical Impact of Convective Transport of Ice (Condensed Water Vapor) into Thunderstorm Anvils – Preliminary Results – Paul Lawson

1045       An Initial Survey of the Effects of Aerosols and Environmental Parameters on Cloud Base Droplet Size Distributions during the SEAC4RS Field Campaign – Roelof Bruintjes

1100       In Situ and Remote Sensing Multi-Angle Polarization Measurements during SEAC4RS with the PI-Neph and RPI Imaging Sensors – Vanderlei Martins

Wednesday, 16 April 2014 (continued)

1115       Cloud and Precipitation during SEAC4RS:  The APR-2 Perspective, Surprises, and Confirmations – Simone Tanelli

1130       The Microphysical Properties of Convective Towers Observed during SEAC4RS – Jay Mace

1145       Radiative Heating Rates of TTL Cirrus during SEAC4RS – Anthony Bucholtz

1200       Lunch

1330      SEAC4RS Studies of the Microphysics, Dynamics, and Radiative Properties of Clouds (continued) – Mike Coffey, Moderator

1330       A Regional Survey of UT/LS Cirrus Cloud Distribution, Microphysical Characteristics, Optical Depth, and Ice Water Content from CALIPSO during SEAC4RS – Melody Avery

1345       Special Topic – Field Mission in South Korea – Jay Al-Saadi and Louisa Emmons

1415       Poster Session 1

1530       Breakout Groups on Clouds and Modeling

C.     Clouds – Eric Jensen, Chair; Nick Heath, Rapporteur

D.     Modeling – Louisa Emmons, Chair; Cynthia Randles, Rapporteur

1700       Adjourn for the Day



Thursday, 17 April 2014

0730       Registration

0830       SEAC4RS Studies of Tropospheric Chemistry – Alex Pszenny, Moderator

0830       Overview of Southeast U.S. Air Chemistry – Daniel Jacob

0900       Formaldehyde Observations and Analysis of Enhancements In and Above Clouds from Fast Measurements Acquired by the CAMS Instrument – Alan Fried

0915       Airborne Organosulfate Measurements over the Continental U.S. – Jin Liao

0930       Biogenic VOCs over the Southeastern and Southcentral U.S. – Armin Wisthaler

0945       Fluxes of Isoprene and Its Oxidation Products over the Ozarks – Glenn Wolfe

1000       Break

1030       Isoprene Photooxidation during SEAC4RS – John Crounse

1045       Improved Simulation of Lightning-Produced Nitrogen Oxides, Convective Transport, and Their Effects on Upper Tropospheric Ozone Concentrations – Max Marchand

1100       SEAC4RS Studies of Tropospheric Aerosols – Rich Ferrare, Moderator

1100       Overview of Tropospheric Aerosols – The Measured Aerosol Environment during SEAC4RS:  Synopsis and Context – Jeff Reid

1130       Aerosol Type Classification Inferred by Remote Sensing during SEAC4RS – Meloë Kacenelenbogen

1145       4STAR Aerosol Optical Depth – Yohei Shinozuka

Thursday, 17 April 2014 (continued)

1200       Lunch

1330       SEAC4RS Studies of Tropospheric Aerosols (continued) – Rich Ferrare, Moderator

1330       Airborne Aerosol Microphysical and Optical Properties during NASA SEAC4RS – Luke Ziemba

1345       Airborne DIAL/HSRL Characterization of Aerosol Profiles – Rich Ferrare

1400       Isolating the Radiative Effect of Aerosols in Cloudy Environments – Shi Song

1415       Aerosol Radiative Forcing, Absorption, and Heating Rates from SEAC4RS Observations – Sebastian Schmidt

1430       Determination of Aerosol Properties and Airmass Types Based on Sky Radiance and Solar Direct-Beam Measurements during SEAC4RS – Jens Redemann

1445       AirMSPI Aerosol and Cloud Characterization in the Southeast U.S.Olga V. Kalashnikova

1500       A Three-Way Street:  MISR and MODIS Provide Context, SEAC4RS Provides Detail and Validation, and Models Complete the Picture – Ralph Kahn

1515       Poster Session 2

1615       Breakout Groups on Southeast U.S. Chemistry and Aerosols

E.      Southeast U.S. Chemistry – Hanwant Singh, Chair; Anne Perring, Rapporteur

F.      Aerosols – Jens Redemann, Chair; Sebastian Schmidt, Rapporteur

1745       Adjourn for the Day



Friday, 18 April 2014

0730       Registration

0800       Summary of Major Discoveries and Future Action Items – Hal Maring, Moderator

0800       Report from Breakout Group A – Fires – Pablo Saide

0820       Report from Breakout Group B – UT/LS – Jasna Pittman

0840       Report from Breakout Group C – Clouds – Nick Heath

0900       Report from Breakout Group D – Modeling – Cynthia Randles

0920       Report from Breakout Group E – Southeast U.S. Chemistry – Anne Perring

0940       Report from Breakout Group F – Aerosols – Sebastian Schmidt

1000       Break

1030       Future Plans – Brian Toon, Moderator

1030       Where do we go from here?  Publication plans?  AGU/AMS special sessions?  Other issues

1200       Adjourn

Poster Group 1



G. T. Arnold                           Radiometric Validation of the Enhanced MODIS Airborne Simulator Data from SEAC4RS

G. T. Arnold (for                    Noise Filtering for the LWIR Bands of the Enhanced MODIS

Ted Hildum)                           Airborne Simulator

Melody Avery (for)               Analysis of the North American Tropopause Aerosol Layer

Duncan Fairlie)                       (NATAL) during SEAC4RS

Andreas Beyersdorf                Use of CO2 and Other Tracers for Determination of Biogenic and Biomass Burning Emissions

Nicola Blake                            Overview of Preliminary Results for SEAC4RS from the Whole Air Sampler (WAS):  Spatial Distributions and Source Characterization

Brian Cairns (for                     Retrievals of Liquid Cloud Properties from the Research Scanning

Mikhail Alexandrov)               Polarimeter Measurements Made during the SEAC4RS Field Experiment

Brian Cairns                            Remote Sensing of Smoke with the Research Scanning Polarimeter during SEAC4RS

Pedro Campuzano Jost           Submicron Particulate Chemistry over the Continental U.S.:  Insights from DC3 and SEAC4RS

Can Dong                                Evaluation of WRF-Chem Forecasts for Aerosol Species and Gases in the Planetary Boundary Layer during SEAC4RS

Ed Eloranta and Bob Holz      University of Wisconsin HSRL Observations during SEAC4RS

Louisa Emmons                      Evaluation of CAM-chem and MEGAN with SEAC4RS Observations

Reed Espinosa                        Imaging Nephelometer Design and Scattering Measurements from LACO’s Web-Based Data Visualization Toolkit

Johnathan Hair                        DIAL/HSRL Ozone and Aerosol Profiles from the SEAC4RS Field Campaign

Karl Froyd                              SEAC4RS Aerosol Composition Overview and Vertical Transport Mechanisms

Sam Hall                                  Photolysis Frequency and Cloud Dynamics during DC3 and SEAC4RS

Lynn Harvey                          Subvisible Cirrus in CAM/CARMA

Bob Herman                            Characterization of Water Vapor in the North American Monsoon with JLH and MLS data

Poster Group 1 (continued)



Ed Hyer                                  Improving Spatial and Temporal Resolution of Fire Activity through a Comprehensive Treatment of Satellite Fire Detection Efficiency and Diurnal Cycles

Eric Jensen                              Trajectory Modeling of North American Monsoon Water Vapor Enhancement

Meloë Kacenelenbogen           Retrieval and Evaluation of Aerosol Above Cloud (AAC)

(for Kirk Knobelspiesse)        Properties with Combined Polarimeter, Lidar, and Spectrometer Observations

Patrick Kim                             Interpretation of SEAC4RS Aerosol Observations over the Southeast U.S. with the GEOS-Chem Chemical Transport Model

Patrick Kim and Lei Zhu        Using SEAC4RS Observations to Improve Modeling of Isoprene

(for Jenny Fisher)                   Chemistry in GEOS-Chem

Boon Lim                                MTP Performance during the SEAC4RS Campaign

Brian Meland                          Assessing the Impact of Measured New Particle Formation on Aerosol Size Distributions Downwind of Sources


Poster Group 2



Ben Nault                                Insights into NOx Chemistry and Ozone Production in the Upper Troposphere

Maria Navarro and                  Trace-Gas Observations from the ER-2 and the DC-8 during SEAC4RS

Elliot Atlas

Mike Newchurch                    Processes Resulting in Ozone Laminar Evolution Measured in SEAC4RS and SENEX

Jennifer Olson                         Box Modeling in Support of SEAC4RS:  Variation in the Dependence of CH2O on Isoprene, MVK+MACR, and NOx

Daniel Orozco                         Polarized Imaging Nephelometer Scattering Measurements from the SEAC4RS Field Mission

Anne Perring                           Observations of BC Coating and Hygroscopicity in Aging Biomass Burning Plumes during SEAC4RS

Ari Preston                             Examining the Effect of Tropical Cyclones on Atmospheric Chemistry Using a High-Resolution WRF-Chem Model

Shuka Schwarz                        Overview of NOAA HD-SP2 Science Objectives for SEAC4RS

Michal Segal-Rosenheimer      Implementation of Advanced Multi-Parameter Techniques in Formulating a Link between Remote Sensing and In Situ Measurements of Various Pollution Plumes during SEAC4RS

Taylor Shingler                       Size-Resolved, Subsaturated, Aerosol Hygroscopicity during the SEAC4RS Field Campaign

Katie Travis                            Influence of Fires Sampled during SEAC4RS on Air Quality

Robert Troy                            Measurements of Relative Humidity in the Upper Troposphere

Joe Turk                                  APR-2 Measurements and Retrievals during SEAC4RS

Nick Wagner                           Summertime Vertical Profiles of the Aerosol Extinction and Composition over the Southeast U.S.

Rodney Weber                        Investigating the Sources and Optical Importance of Brown Carbon during DC3 and SEAC4RS

Joe Wilkins                             A Preliminary Analysis of SEACIONS Ozonesondes from St. Louis, Missouri:  August-September 2013

Glenn Wolfe (for                     Vertical Transport of Formaldehyde by Thunderstorms in DC3 and

Tom Hanisco)                         SEAC4RS

Poster Group 2 (continued)



Karen Yu                                 Impact of Grid Resolution on Chemical Transport Modeling:  Constraining Resolution-Related Model Uncertainty with SEAC4RS Observations

Pengfei Yu                               Aerosol Model (CAM5/CARMA) Constrained by SEAC4RS Southeast Chemistry Dataset

Lei Zhu                                   Validation of New OMI and GOME-2/MetOp-B Formaldehyde (HCHO) Retrievals Using SEAC4RS Observations

Luke Ziemba                           Vertical Profiles of Biological Aerosol in the Southeast U.S. during NASA SEAC4RS

Luke Ziemba (for                    Evaluation of an Interstitial Aerosol Inlet on the DC-8 during

Michael Shook)                       SEAC4RS