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The Earth observing system microwave limb sounder (EOS MLS) on the aura Satellite

J.W. Waters, L. Froidevaux, R.S. Harwood, R.F. Jarnot, H.M. Pickett, W.G. Read, P.H. Siegel, R.E. Cofield, M.J. Filipiak, D.A. Flower, J.R. Holden, G.K. Lau (+36 others)
2006 IEEE Transactions on Geoscience and Remote Sensing  
The Earth Observing System Microwave Limb Sounder measures several atmospheric chemical species (OH, HO 2 , H 2 O, O 3 , HCl, ClO, HOCl, BrO, HNO 3 , N 2 O, CO, HCN, CH 3 CN, volcanic SO 2 ), cloud ice  ...  It was launched July 15, 2004 on the National Aeronautics and Space Administration's Aura satellite and started full-up science operations on August 13, 2004.  ...  ACKNOWLEDGMENT The authors thank colleagues at JPL and the University of Edinburgh for their help throughout development of EOS MLS. The authors thank JPL management, especially C.  ... 
doi:10.1109/tgrs.2006.873771 fatcat:ujhp5jaqxbgpxgb5i4zsg5qjse

Design and field-of-view calibration of 114-660-GHz optics of the Earth observing system microwave limb sounder

R.E. Cofield, P.C. Stek
2006 IEEE Transactions on Geoscience and Remote Sensing  
This paper describes the optics design and field-ofview (FOV) calibration for five radiometers covering 114-660 GHz which share a common antenna in the Microwave Limb Sounder instrument on the National  ...  Aeronautics and Space Administration's Aura satellite.  ...  ACKNOWLEDGMENT The authors wish to acknowledge the work of many members of the MLS science and instrument teams whose contribu-  ... 
doi:10.1109/tgrs.2006.873234 fatcat:5emmzhuipndztkuuzo54fhujse

Early validation analyses of atmospheric profiles from EOS MLS on the aura Satellite

L. Froidevaux, N.J. Livesey, W.G. Read, Y.B. Jiang, C. Jimenez, M.J. Filipiak, M.J. Schwartz, M.L. Santee, H.C. Pumphrey, J.H. Jiang, D.L. Wu, G.L. Manney (+16 others)
2006 IEEE Transactions on Geoscience and Remote Sensing  
We present results of early validation studies using retrieved atmospheric profiles from the Earth Observing System Microwave Limb Sounder (MLS) instrument on the Aura satellite.  ...  "Global" results are presented for MLS measurements of atmospheric temperature, ozone, water vapor, hydrogen chloride, nitrous oxide, nitric acid, and carbon monoxide, with a focus on the January-March  ...  Aziz for help in data management and computer support; MLS "SIPS" data processing team at Raytheon, Pasadena; and the extended MLS team for their work on the MLS instrument.  ... 
doi:10.1109/tgrs.2006.864366 fatcat:emousitzajcthblttrvunggkgy

Retrieval algorithms for the EOS Microwave limb sounder (MLS)

N.J. Livesey, W. Van Snyder, W.G. Read, P.A. Wagner
2006 IEEE Transactions on Geoscience and Remote Sensing  
The retrieval algorithms for the Earth Observing System Microwave Limb Sounder (MLS) on the Aura spacecraft, launched on July 15, 2004, are described.  ...  These algorithms are used to produce estimates of geophysical parameters such as vertical profiles of atmospheric temperature and composition ("Level 2" data) from the calibrated MLS observations of microwave  ...  INTRODUCTION T HE Earth Observing System (EOS) Microwave Limb Sounder (MLS) instrument [1] , [2] is one of four instruments on the Aura spacecraft that was launched on July 15, 2004 .  ... 
doi:10.1109/tgrs.2006.872327 fatcat:ikeadl3rcjhczjoqdws7wijoiq

EOS MLS cloud ice measurements and cloudy-sky radiative transfer model

D.L. Wu, J.H. Jiang, C.P. Davis
2006 IEEE Transactions on Geoscience and Remote Sensing  
A cloud ice retrieval technique is described here using measurements at frequencies near 118, 190, 240, and 640 GHz and 2.5 THz from the Earth Observing System Microwave Limb Sounder on the NASA Aura satellite  ...  Some early Microwave Limb Sounder (MLS) results are highlighted, and the observed cloud signatures are consistent with the expectation from model simulations, in general.  ...  ACKNOWLEDGMENT The authors would like to thank their MLS colleagues for the instrument operation and data processing, especially Dr. J. Waters, Dr. W. Read, and Dr. M.  ... 
doi:10.1109/tgrs.2006.869994 fatcat:tuffarasf5d6jkzjqaritbikja

The two-day wave in EOS MLS temperature and wind measurements during 2004-2005 winter

Varavut Limpasuvan, Dong L. Wu, Michael J. Schwartz, Joe W. Waters, Qian Wu, Tim L. Killeen
2005 Geophysical Research Letters  
Waters et al., The Earth Observing System Microwave Limb Sounder (EOS MLS) on the Aura satellite, submitted to IEEE Transactions on Geoscience and Remote Sensing, 2005) .  ...  . [4] Here, the most recent two-day wave episode is reported using observations by the Earth Observing System (EOS) MLS aboard NASA's Aura satellite, launched in July 2004 (J.  ... 
doi:10.1029/2005gl023396 fatcat:amryn6rqrrbahnchz4iqeqxnfy

EOS MLS Science Data Processing System: a description of architecture and capabilities

D.T. Cuddy, M.D. Echeverri, P.A. Wagner, A.T. Hanzel, R.A. Fuller
2006 IEEE Transactions on Geoscience and Remote Sensing  
The Earth Observing System (EOS) Microwave Limb Sounder (MLS) is an atmospheric remote sensing experiment led by the Jet Propulsion Laboratory of the California Institute of Technology.  ...  The EOS MLS is one of four instruments on the National Aeronautics and Space Administration (NASA) EOS Aura spacecraft mission launched on July 15, 2004, with an operational period extending at least 5  ...  Robert Thurstans and Navnit Patel for their help throughout the development and testing of the EOS MLS Science Data Processing System.  ... 
doi:10.1109/tgrs.2005.863712 fatcat:ter4ys3qubgchpgtwxiwkpld2e

Four-dimensional variational assimilation of ozone profiles from the Microwave Limb Sounder on the Aura satellite

Liang Feng, R. Brugge, E. V. Hólm, R. S. Harwood, A. O'Neill, M. J. Filipiak, L. Froidevaux, N. Livesey
2008 Journal of Geophysical Research  
1] Ozone profiles from the Microwave Limb Sounder (MLS) onboard the Aura satellite of the NASA's Earth Observing System (EOS) were experimentally added to the European Centre for Medium-range Weather Forecasts  ...  Livesey (2008), Four-dimensional variational assimilation of ozone profiles from the Microwave Limb Sounder on the Aura satellite,  ...  Haley of the University of York, Canada, for their kindness in providing us with their ozone observations. The authors also thank the referees for their suggestions in helping to improve this paper.  ... 
doi:10.1029/2007jd009121 fatcat:x6de37gkavclvmdymmn23issai

The clear-sky unpolarized forward model for the EOS aura microwave limb sounder (MLS)

W.G. Read, Z. Shippony, M.J. Schwartz, N.J. Livesey, W. Van Snyder
2006 IEEE Transactions on Geoscience and Remote Sensing  
This paper describes the Earth Observing System (EOS) Aura Microwave Limb Sounder (MLS) forward model for a clear-sky atmosphere emitting unpolarized radiation.  ...  An additional model relating the pointing heights supplied by the Aura satellite operations and MLS scan pointing encoders to the limb tangent pressure and atmospheric temperature is described.  ...  INTRODUCTION T HE Microwave Limb Sounder (MLS) [1] , [2] is one of four instruments on the Earth Observing System (EOS) Aura satellite that was launched into a nearly polar low Earth orbit on July  ... 
doi:10.1109/tgrs.2006.873233 fatcat:3ielfqscsratjkqrwhajain5gm

EOS MLS forward model polarized radiative transfer for Zeeman-split oxygen lines

M.J. Schwartz, W.G. Read, W. Van Snyder
2006 IEEE Transactions on Geoscience and Remote Sensing  
Index Terms-Earth Observing System (EOS) Aura, forward model, Microwave Limb Sounder (MLS), Zeeman.  ...  This work supplements the Earth Observing System (EOS) Microwave Limb Sounder (MLS) clear-sky unpolarized forward model with algorithms for modeling polarized emission from the Zeeman-split 118.75-GHz  ...  INTRODUCTION T HE Earth Observing System (EOS) Microwave Limb Sounder (MLS) instrument [1] , one of four instruments on the Aura spacecraft launched on July 15, 2004 , measures thermal millimeter-wave  ... 
doi:10.1109/tgrs.2005.862267 fatcat:schapp3lgfculchtbyv7loqs54

Comparison of GPS/SAC-C and MIPAS/ENVISAT Temperature Profiles and Its Possible Implementation for EOS MLS Observations [chapter]

Jonathan H. Jiang, Ding-Yi Wang, Larry L. Romans, Chi O. Ao, Michael J. Schwartz, Gabriele P. Stiller, Thomas von Clarmann, Manuel López-Puertas, Bernd Funke, Sergio Gil-López, Norbert Glatthor, Udo Grabowski (+8 others)
2005 Earth Observation with CHAMP  
A similar cross comparison technique can be used to help validate the observed temperatures from the new EOS MLS instrument, to be launched in 2004.  ...  This analysis presents comparisons of the atmospheric temperatures retrieved from GPS/SAC-C radio occultation observations using the JPL retrieval software, and from MIPAS/ENVISAT infrared spectrum measurements  ...  Future comparison with EOS MLS The Earth Observing System (EOS) Microwave Limb Sounder (MLS) is a 'second-generation' MLS experiment [Waters et al., 1999 ] to be launched onboard the NASA EOS Aura satellite  ... 
doi:10.1007/3-540-26800-6_91 fatcat:l56kvbnhdjhvho4eerjaqr46oa

Convective outflow of South Asian pollution: A global CTM simulation compared with EOS MLS observations

Qinbin Li, Jonathan H. Jiang, Dong L. Wu, William G. Read, Nathaniel J. Livesey, Joe W. Waters, Yongsheng Zhang, Bin Wang, Mark J. Filipiak, Cory P. Davis, Solene Turquety, Shiliang Wu (+3 others)
2005 Geophysical Research Letters  
1] A global 3-D chemical transport model is used to analyze observations of carbon monoxide (CO) and upper tropospheric clouds from the EOS Microwave Limb Sounder (MLS).  ...  of CO resemble MLS observations.  ...  We thank all colleagues and associates for contributing to the MLS project. We also thank Jean-Pierre Blanchet for helpful comments.  ... 
doi:10.1029/2005gl022762 fatcat:fnw6yywunnc57bgbw753rkjs7u

Comparisons of EOS MLS cloud ice measurements with ECMWF analyses and GCM simulations: Initial results

J.-L. Li, D. E. Waliser, J. H. Jiang, D. L. Wu, W. Read, J. W. Waters, A. M. Tompkins, L. J. Donner, J.-D. Chern, W.-K. Tao, R. Atlas, Y. Gu (+4 others)
2005 Geophysical Research Letters  
To assess the status of global climate models (GCMs) in simulating upper-tropospheric ice water content (IWC), a new set of IWC measurements from the Earth Observing System's Microwave Limb Sounder (MLS  ...  The implications arising from sampling and uncertainties in the observations, the modeled values and their comparison are discussed.  ...  The first author was supported by the JPL's Research and Technology Development fund. The second author was supported by JPL's Human Resources Development Fund. Dr.  ... 
doi:10.1029/2005gl023788 fatcat:xkoq7nd2drh2xn444ccer6cski

Properties of the quasi 16 day wave derived from EOS MLS observations

A. J. McDonald, R. E. Hibbins, M. J. Jarvis
2011 Journal of Geophysical Research  
1] This paper describes the use of EOS Microwave Limb Sounder (MLS) data to observe the field of traveling planetary waves with quasi 16 day periods.  ...  The reflection and absorption of waves associated with critical lines is also likely to explain the frequent occurrence of standing wave patterns in the EOS MLS temperature observations.  ...  The EOS MLS data were provided by the Jet Propulsion Laboratory/NASA via their Web site.  ... 
doi:10.1029/2010jd014719 fatcat:ef72d7p55bgazgdrlyagzjoeuq

Radiometric and spectral performance and calibration of the GHz bands of EOS MLS

R.F. Jarnot, V.S. Perun, M.J. Schwartz
2006 IEEE Transactions on Geoscience and Remote Sensing  
This paper describes radiometric performance and pre-launch radiometric and spectral calibrations of the GHz component of the Microwave Limb Sounder (MLS) experiment on NASA's Aura spacecraft.  ...  Estimated systematic scaling uncertainties (3σ) on limb radiances are ∼0.5% from radiometric calibration, with an additional 0.55% (118 GHz bands) to 0.8% (640 GHz bands) equivalent scaling error from  ...  INTRODUCTION E OS MLS on Aura is a follow-on to the successful MLS instrument on the Upper Atmosphere Research Satellite (UARS) [1] .  ... 
doi:10.1109/tgrs.2005.863714 fatcat:qny7sjb465b6za67cty755qi7m
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