Journal of Atmospheric and Oceanic Technology: Recent submissions
Now showing items 1361-1380 of 5084
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A Second-Generation Blackbody System for the Calibration and Verification of Seagoing Infrared Radiometers
(American Meteorological Society, 2014)uasi-operational shipborne radiometers provide a fiducial reference measurement (FRM) for satellite validation of satellite sea surface skin temperature (SSTskin) retrievals. External reference blackbodies are required to ... -
Accuracy of Florida Current Volume Transport Measurements at 27°N Using Multiple Observational Techniques
(American Meteorological Society, 2014)or more than 30 years, the volume transport of the Florida Current at 27°N has been regularly estimated both via voltage measurements on a submarine cable and using ship-based measurements of horizontal velocity at nine ... -
Wave Measurement Intercomparison and Platform Evaluation during the ITOP (2010) Experiment
(American Meteorological Society, 2014)pectral wave parameters from 11 platforms, measured during the recent Impact of Typhoons on the Ocean in the Pacific (ITOP) experiment, are intercompared. Two moorings, separated by ~180 km, were deployed in a section of ... -
Eulerian and Lagrangian Correspondence of High-Frequency Radar and Surface Drifter Data: Effects of Radar Resolution and Flow Components
(American Meteorological Society, 2014)his study investigated the correspondence between the near-surface drifters from a mass drifter deployment near Martha?s Vineyard, Massachusetts, and the surface current observations from a network of three high-resolution, ... -
An Environmental Wind Tunnel Facility for Testing Meteorological Sensor Systems
(American Meteorological Society, 2013)eliable and accurate environmental sensing is a cornerstone of modern meteorology. This paper presents a laboratory environmental simulator capable of reproducing extreme environments and performing tests and calibrations ... -
A Global Surface Ocean fCO2 Climatology Based on a Feed-Forward Neural Network
(American Meteorological Society, 2014)feed-forward neural network is used to create a monthly climatology of the sea surface fugacity of CO2 (fCO2) on a 1° ? 1° spatial resolution. Using 127 880 data points from 1990 to 2011 in the track-gridded database of ... -
Characterizing Channel Center Frequencies in AMSU-A and MSU Microwave Sounding Instruments
(American Meteorological Society, 2014)assive microwave observations from the Microwave Sounding Unit (MSU) and the Advanced Microwave Sounding Unit-A (AMSU-A) have been exploited widely for numerical weather prediction (NWP), atmospheric reanalyses, and climate ... -
Underwater Glider Reliability and Implications for Survey Design
(American Meteorological Society, 2014)t has been 20 years since the concept of the Autonomous Ocean Sampling Network (AOSN) was first introduced. This vision has been brought closer to reality with the introduction of underwater gliders. While in terms of ... -
Wind Retrieval Algorithms for the IWRAP and HIWRAP Airborne Doppler Radars with Applications to Hurricanes
(American Meteorological Society, 2014)lgorithms for the retrieval of atmospheric winds in precipitating systems from downward-pointing, conically scanning airborne Doppler radars are presented. The focus is on two radars: the Imaging Wind and Rain Airborne ... -
O2 and OH Night Airglow Emission Derived from GOMOS-Envisat Instrument
(American Meteorological Society, 2014)lobal Ozone Monitoring by Occultation of Stars (GOMOS) was an instrument dedicated to the study of atmospheric chemistry based on the principle of stellar occultation. The signals delivered by the IR spectrometer coupled ... -
A Robust Estimation Method for Correcting Dynamic Draft Error in PPK GPS Elevation Using ADCP Tilt Data
(American Meteorological Society, 2014)easuring temporal and spatial variations in water level with high resolution and accuracy can provide fundamental insights into the hydrodynamics of marine and riverine systems. Real-time kinematic global positioning systems ... -
Approximate and Efficient Methods to Assess Error Fields in Spatial Gridding with Data Interpolating Variational Analysis (DIVA)
(American Meteorological Society, 2013)his paper presents new approximate methods to provide error fields for the spatial analysis tool Data Interpolating Variational Analysis (DIVA). The first method shows how to replace the costly analysis of a large number ... -
AMSU-A-Only Atmospheric Temperature Data Records from the Lower Troposphere to the Top of the Stratosphere
(American Meteorological Society, 2013)he Advanced Microwave Sounding Unit-A (AMSU-A, 1998?present) not only continues but surpasses the Microwave Sounding Unit?s (MSU, 1978?2006) capability in atmospheric temperature observation. It provides valuable satellite ... -
Comparison of Two Filter-Based Reflectance Methods to Measure the Light Absorption by Atmospheric Aerosols
(American Meteorological Society, 2014)wo reflectance techniques, based on Kubelka?Munk (K-M) theory and on the Beer?Lambert (B-L) law, were used to measure the absorption coefficient of aerosol particles collected on a filter. The two methods agreed, with the ... -
Constructing a Merged Cloud–Precipitation Radar Dataset for Tropical Convective Clouds during the DYNAMO/AMIE Experiment at Addu Atoll
(American Meteorological Society, 2014)o improve understanding of the convective processes key to the Madden?Julian oscillation (MJO) initiation, the Dynamics of the MJO (DYNAMO) and the Atmospheric Radiation Measurement Program (ARM) MJO Investigation Experiment ... -
Airborne Laser Absorption Spectrometer Measurements of Atmospheric CO2 Column Mole Fractions: Source and Sink Detection and Environmental Impacts on Retrievals
(American Meteorological Society, 2013)his paper provides atmospheric CO2 column abundance measurement results from a summer 2011 series of flights of a 2.05-?m laser absorption spectrometer on the NASA DC-8 research aircraft. The integrated path differential ... -
A Comparison of Vessel-Mounted Acoustic Doppler Current Profiler and Satellite Altimeter Estimates of Sea Surface Height and Transports between New Jersey and Bermuda along the CMV Oleander Route
(American Meteorological Society, 2014)n recent years the acoustic Doppler current profiler (ADCP) has found increasing use on commercial vessels to measure currents and their variability along selected routes in the ocean. One such dataset, in operation since ... -
Bathymetry Estimation Using Drifter-Based Velocity Measurements on the Kootenai River, Idaho
(American Meteorological Society, 2013)elocity measurements from drifter GPS records are used in an ensemble-based data assimilation technique to extract the river bathymetry. The method is tested on a deep meandering reach and a shallow braided reach of the ... -
A Minimum Variance Method for Lidar Signal Inversion
(American Meteorological Society, 2013)method for the inversion of elastic lidar data is proposed that determines the value of the extinction coefficient to be used as a boundary condition, by minimizing the variance of the extinction coefficients in a delimited ... -
In situ SST Quality Monitor (iQuam)
(American Meteorological Society, 2013)he quality of in situ sea surface temperatures (SSTs) is critical for calibration and validation of satellite SSTs. In situ SSTs come from different countries, agencies, and platforms. As a result, their quality is often ...