TES: John Worden

John Worden

Address:
Jet Propulsion Laboratory
M/S 183-601
4800 Oak Grove Drive
Pasadena, CA 91109

Phone:
818.393.7122

Fax:
818.354.5148

Email:
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John Worden
Science Team
Deputy Principal Investigator

Education

BS, Physics, University of California at Santa Cruz (1990)
MA, Physics, University of Colorado (1992)
PhD, Physics, University of Colorado (1996)

Research Interests

Retrievals of atmospheric composition
Radiative transfer through the atmosphere
Understanding the water cycle using measurements of water and its isotopes
Atmospheric pollution sources and sinks
Observations and modeling of the solar atmosphere and its variability

Professional Experience

Jet Propulsion Laboratory/ California Institute of Technology, Technical Staff (2002-Present)
Raytheon ITSS, Pasadena, CA, Physicist (2000-2002)
Atmospheric and Environmental Research, Cambridge, MA, Research Scientist (1999-2000)
National Solar Observatory, Tucson, AZ, Post-Doctoral Research Associate (1997-1999)
University of Colorado, Boulder, CO, Post-Doc and Research Assistant (1991-1996)

Selected Awards

NASA Group Achievement Award for Aura TES
Raytheon ITSS: Technical Achievement Award
Raytheon ITSS: TES Team Award

Selected Publications

Verma, Sunita, John Worden, Brad Pierce, Dylan B. A. Jones, Jassim Al-Saadi, Folkert Boersma, Kevin Bowman, Annmarie Eldering, Brendan Fisher, Line Jourdain, Susan Kulawik and Helen Worden, Ozone Production in Boreal Fire Smoke Plumes using observations from the Tropospheric Emission Spectrometer and the Ozone Monitoring Instrument, J. Geophys. Res., doi:10.1029/2008JD010108, October 3, 2008.
Brown, D., J. Worden, and D. Noone, Comparison of atmospheric hydrology over convective continental regions using water vapor isotope measurements from space, Journal of Geophysical Research, 113, doi:10.1029/2007JD009676, D15124, August 15, 2008.
Worden, H. M., K. W. Bowman, J. R. Worden, A. Eldering and R. Beer, Satellite measurements of the clear-sky greenhouse effect from tropospheric ozone, Nature Geoscience, doi:10.1038/ngeo182, April 20, 2008.
Eldering, A., S. S. Kulawik, J. Worden, K. Bowman, and G. Osterman, Implementation of cloud retrievals for TES atmospheric retrievals: 2. Characterization of cloud top pressure and effective optical depth retrievals, J. Geophys. Res.,, 2008, in press.
Jourdain, L., H. M. Worden, J. R. Worden, K. Bowman, Q. Li, A. Eldering, S. S. Kulawik, G. Osterman, K. F. Boersma, B. Fisher, C. P. Rinsland, R. Beer, M. Gunson, Tropospheric vertical distribution of tropical Atlantic ozone observed by TES during the Northern African biomass burning season, Geophys. Res. Lett., 34, L04810, doi:10.1029/2006GL028284, February 23, 2007.
Worden, H. M., J. Logan, J. R. Worden, R. Beer, K. Bowman, S. A. Clough, A. Eldering, B. Fisher, M. R. Gunson, R. L. Herman, S. S. Kulawik, M. C. Lampel, M. Luo, I. A. Megretskaia, G. B. Osterman, M. W. Shephard, Comparisons of Tropospheric Emission Spectrometer (TES) ozone profiles to ozonesodes: methods and initial results, J. Geophys. Res., 112, D03309, doi:10.1029/2006JD007258, February 15, 2007.
Worden, J., D. Noone, K. Bowman & TES science team and data contributors, Importance of rain evaporation and terrestrial sources in the tropical water cycle, Nature, 445, doi:10.1038/nature05508, February 1, 2007.
Worden, J., X. Liu, K. Bowman, K. Chance, R. Beer, A. Eldering, M. Gunson, and H. Worden, Improved Tropospheric Ozone Profile Retrievals Using OMI and TES Radiances, Geophys. Res. Lett., 34, L01809, doi:10.1029/2006GL027806, January 10, 2007.
Shim, C., Q. Li, M. Luo, S. Kulawik, H. Worden, J. Worden, A. Eldering, G. Diskin, G. Sachse, A. Weinheimer, D. Knapp, D. Montzca, and T. Campos, Characterizing mega-city pollution with TES O3 and CO measurements, Atmos. Chem. Phys. Discuss., 7, 15189-15212, Discussion paper, 2007.
Kulawik, S. S., J. Worden, A. Eldering, K. Bowman, M. Gunson, G. B. Osterman, L. Zhang, S. Clough, M. W. Shephard, R. Beer, Implementation of cloud retrievals for Tropospheric Emission Spectrometer (TES) atmospheric retrievals: part 1. Description and characterization of errors on trace gas retrievals, J. Geophys. Res., 111, D24204, doi:10.1029/2005JD006733, December 22, 2006.
Rinsland, C. P., M. Luo, J. A. Logan, R. Beer, H. M. Worden, J. R. Worden, K. Bowman, S. S. Kulawik, D. Rider, G. Osterman, M. Gunson, A. Goldman, M. Shephard, S. A. Clough, C. Rodgers, M. Lampel, and L. Chiou, Nadir Measurements of carbon monoxide distributions by the Tropospheric Emission Spectrometer onboard the Aura Spacecraft: Overview of analysis approach and examples of initial results, Geophys. Res. Lett., 33, L2280610.1029/2006GL027000, November 22, 2006.
Worden, J., K. Bowman, D. Noone, R. Beer, S. Clough, A. Eldering, B. Fisher, A. Goldman, M. Gunson, R. Herman, S. Kulawik, M. Lampel, M. Luo, G. Osterman, C. Rinsland, C. Rodgers, S. Sander, M. Shephard, and H. Worden, Tropospheric Emission Spectrometer observations of the tropospheric HDO/H 2 O ratio: Estimation approach and characterization, J. Geophys. Res., 111, D16309, doi:10.1029/2005JD006606, August 25, 2006.
Bowman, K.W.; Rodgers, C.D.; Kulawik, S.S.; Worden, J.; Sarkissian, E.; Osterman, G.; Steck, T.; Lou, M.; Eldering, A.; Shephard, M.; Worden, H.; Lampel, M.; Clough, S.; Brown, P.; Rinsland, C.; Gunson, M.; Beer, R., Tropospheric Emission Spectrometer: Retrieval Method and Error Analysis, IEEE Trans. Geosci. Remote Sensing, 44, 1297- 1307, May 2006.
Clough, S.A.; Shephard, M.W.; Worden, J.; Brown, P.D.; Worden, H.M.; Luo, M.; Rodgers, C.D.; Rinsland, C.P.; Goldman, A.; Brown, L.; Kulawik, S.S.; Eldering, A.; Lampel, M.C.; Osterman, G.; Beer, R.; Bowman, K.; Cady-Pereira, K.E.; Mlawer, E.J., Forward Model and Jacobians for Tropospheric Emission Spectrometer Retrievals, IEEE Trans. Geosci. Remote Sensing, 44, 1308- 1323, May 2006.
Richards, N. A. D., Q. Li, K. W. Bowman, J. R. Worden, S. S. Kulawik, G. B. Osterman, H. M. Worden, J.-F. Lamarque, B. V. Khattatov, Assimilation of TES CO into a global CTM: first results, Atmos. Chem. Phys. Discuss., 6, 11727-11743, 2006.
Worden, John; Kulawik, Susan S.; Shephard, Mark W.; Clough, Shepard A.; Worden, Helen; Bowman, Kevin; Goldman, Aaron Predicted errors of tropospheric emission spectrometer nadir retrievals from spectral window selection, J. Geophys. Res., Vol. 109, No. D9, 2004.
Worden JR, Bowman KW, Jones DB Two-dimensional characterization of atmospheric profile retrievals from limb sounding observations J QUANT SPECTROSC RA 86 (1): 45-71 JUN 1 2004
Jones DBA, Bowman KW, Palmer PI, Worden, J.R et al. Potential of observations from the Tropospheric Emission Spectrometer to constrain continental sources of carbon monoxide J GEOPHYS RES-ATMOS 108 (D24): art. no. 4789 DEC 26 2003.
Clough SA, Worden JR, Brown PD, et al. Retrieval of tropospheric ozone from simulations of limb spectral radiances as observed from space, J GEOPHYS RES-ATMOS 107 (D21): art. no. 4589 NOV 2002
J. R. Worden, T. N. Woods, K. W. Bowman, "FUV Intensities And Center-To-Limb Variations Of Solar Active Regions And Quiet-Sun From UARS SOLSTICE Irradiance Measurements and Ground-Based Spectroheliograms," Astrophysical Journal, Vol. 560, 2001
T. N. Woods, W. K Tobiska, G. J. Rottman, and J. R. Worden, "Observations And Models Of The Solar Lyman a Irradiance From 1947 To 1999," Journal of Geophysical Research, Vol. 105, 2000.
J. R. Worden and J. Harvey, "An Evolving Synoptic Magnetic Flux Map: Implications For The Distribution Of Photospheric Magnetic Flux," Solar Physics, Vol. 195, 2000.
J. Worden and J. Harvey, "Bright Chromospheric Grains and the Magnetic Intranetwork," Astrophysical Journal, Vol. 523, page 523, 1999.
J. R. Worden, T. N. Woods, W. M. Neupert, and J. P, Delaboudiniere, "How Chromospheric Structures Contribute To The Solar He II 30.4 nm Irradiance And Variability," Astrophysical Journal, Vol. 511, page 965, 1999.
J. R. Worden, O. R. White, and T. N. Woods, "Evolution Of Chromospheric Structures Derived From Ca II K Spectroheliograms. Implications For Solar Ultraviolet Irradiance Variability," Astrophysical Journal, Vol. 496, page 998, 1998.