Sentences with phrase «temperature radiometer»

After launch, large thermal gradients due to solar heating developed within the hot load, making it difficult to determine from the thermistor readings the average effective temperature, or the temperature the radiometer sees.

Hilary Wilson, EUMETSAT's Sentinel - 3 Project Manager added, «It is very exciting to see all the small scale thermal features clearly captured in the Benguela region and this really demonstrates the potential of the Sea and Land Surface Temperature Radiometer.

Not exact matches

They combined data from LEND with lunar topography and illumination maps derived from LRO's LOLA instrument (Lunar Orbiter Laser Altimeter), and temperature maps from LRO's Diviner instrument (Diviner Lunar Radiometer Experiment) to discover the greater hydrogen abundance and associated surface conditions on PFS.

As the spacecraft swooped 9,000 kilometers above the giant storm, Juno's microwave radiometer peered through the deep layers of cloud, measuring the atmosphere's temperature down hundreds of kilometers.

LRO's early results have already caused a stir: The Diviner Lunar Radiometer Experiment sent back the first global temperature maps of the moon, revealing ultracold pockets in permanently shadowed portions of craters near the south pole.

The along - track scanning radiometer, aboard Europe's ERS - 1, which measures minute variations in sea temperature, was developed at the SERC's Rutherford Appleton Laboratory (RAL) in Oxfordshire.

The satellite will also record pressure, temperature and winds using an interferometer and an infrared radiometer.

Other studies analyzing satellite data from the International Satellite Cloud Climatology Project (ISCCP), the Advanced Very High Resolution Radiometer (AVHRR), and the Clouds and the Earth's Radiant Energy System (CERES) such as Chang and Coakley (2007) and Eitzen et al. (2008) have indicated that cloud optical depth of low marine clouds might be expected to decrease with increasing temperature.

This is very encouraging for the future application of measurements from sea - going spectral radiometers, as instruments not only for the validation of satellite - derived SST but also for studying the physics of the ocean skin temperature layer.

Satellite data used include Vertical Temperature Profile Radiometer radiances starting in 1972, followed by TOVS, SSM / I, ERS and ATOVS data.

More generally, we are using multiple sensor & associated data sets (low frequency microwave radiometers, ocean color, sea surface temperature, wind, wave, altimeter products, model and in situ data..)

Other data sources were investigated, including the new Berkeley land - ocean temperature data, the MERRA weather model reanalysis, and satellite radiometer datasets from AIRS and AVHRR.

The Special Sensor Microwave Imager (SSM / I) radiometers provide brightness temperatures at three different frequencies (19.35, 37.0 and 85.5 GHz) from which are estimated: wind speed when not raining, integrated atmospheric water vapor content, liquid water content, and a rain index.

NOAA Coral Reef Watch (CRW) thermal stress products used in this study were based on nighttime - only Advanced Very High Resolution Radiometer (AVHRR) sea surface temperature (SST) data from sensors aboard operational NOAA Polar - Orbiting Environmental Satellites (POES), produced in near - real - time at 0.5 - degree (50 - km) spatial resolution.

Envisat's Advanced Along - Track Scanning Radiometer (AATSR) records global ground and sea surface temperature.

Over the ocean this includes: sea surface slope and surface current, significant wave height, wind speed and sea level from radar altimetry at about 10 km resolution: sea surface temperature under cloud free conditions from the infrared radiometer at about 300 m resolution; chlorophyll a and phytoplankton from the imaging spectrometer under cloud free conditions at about 300 m resolution.

Over the sea ice field the observations include: sea ice freeboard height and hence sea ice thickness from radar altimetry; sea ice surface temperature and sea ice drift from respectively infrared radiometer and imaging spectrometer under cloud free conditions.

Winds are estimated by using an upward - looking Doppler radar, while temperature and moisture profiles are evaluated by using a vertically pointing radiometer that measures electromagnetic emissions of selected wavelengths at various heights in the troposphere.

The Microwave Radiometer - High Frequency (MWRHF) provides time - series measurements of brightness temperatures from two channels centered at 90 and 150 GHz.

This figure is an overlay of a lightning stroke map from WWLLN (black circles) and 91 - gigahertz brightness temperatures provided by the Special Sensor Microwave Imager / Sounder (SSMIS) radiometer on the low - orbit satellite DMSP F - 18.

This page provides a description of all metadata fields within the SMAP L1C Radiometer Half - Orbit 36 km EASE - Grid Brightness Temperatures (SPL1CTB).

Equinox Instruments Limited specialises in providing class leading instruments to its customers with a product portfolio that includes solar radiation sensors, compact weather stations, ultrasonic wind sensors, anemometers, wind vanes, sun tracking systems, scintillometers, sky radiometers, data loggers, temperature profilers, chart recorders, and data acquisition recorders.

Surface skin temperatures have been derived from the thermal infrared channels of the Advanced Very High Resolution Radiometer (AVHRR), as discussed by Comiso (2000).

Using portable infrared radiometers, Gaffin and colleagues have been measuring land - skin temperatures (LSTs) in greater New York City, including at the Con Edison (power company) buildings shown above.

One of the authors of the Monaghan et al. group had previously examined trends in temperature «inferred from skin temperatures from Advanced Very Hi - Res» Radiometer (AVHRR) instruments on polar orbiting satellites» and found «a statistically insignificant cooling trend over continental Antarctica from 1982 to 1998.»

However, as you note, I don't see anything unusual in the Optimum Interpolation (OI) sea surface temperature (SST) analysis from the Advanced Very High Resolution Radiometer (AVHRR) instrument: http://www.ncdc.noaa.gov/sst/plots.php

For practical purposes, SSTsubskin can be well approximated to the measurement of surface temperature by a microwave radiometer operating in the 6 - 11 GHz frequency range, but the relationship is neither direct nor invariant to changing physical conditions or to the specific geometry of the microwave measurements.

«The skin SST (SSTskin) SSTskin is defined as the radiometric temperature measured by an infrared radiometer operating in the 10 - 12 micrometer spectral waveband.

Sampling uncertainty in gridded sea Sampling uncertainty in gridded sea surface temperature products and Advanced Very High Resolution Radiometer (AVHRR) Global Area Coverage (GAC) data

Temperature sounding microwave radiometers flown on polar - orbiting weather satellites provide a long - term, global - scale record of upper - atmosphere temperatures, beginning in late 1978 and continuing to the present.

Independent uncertainty estimates for coefficient based sea surface temperature retrieval from the Along - Track Scanning Radiometer instruments

Project Scientist Kevin Pearson has recently published a paper on the role of the Advanced Microwave Scanning Radiometer 2 (AMSR2) channels within an optimal estimation scheme for sea surface temperature.

The subskin SST, SSTsubskin, is representative of the SST at the bottom of the skin temperature layer and is usually the value measured by a low - frequency (6 - 10 GHz) microwave radiometer.

The skin SST, SSTskin, is the temperature measured by an infrared radiometer at a depth of order of 500 µm depending on the wavelength of the measurement.

Spencer, J.R., L.K. Tamppari, and T.Z. Martin, 1999: Temperatures on Europa from Galileo Photopolarimeter - Radiometer: Nighttime thermal anomalies.

Matrosov S. Y. and D. D. Turner (March 2018): Retrieving mean temperature of atmospheric liquid water layers using microwave radiometer measurements.

By making radiometer observations (giving observed IR flux) simultaneously with nearby radiosonde flights (giving temperature and humidity readings from which Elsasser tables allowed the computation of calculated fluxes) they showed that:

In addition to the data from the radiometers, the Berkeley Lab scientists will get supplemental data by taking advantage of a separate, in - depth DOE climate study at the same location, which is using additional instruments and a balloon - borne sounding system to get information on temperature, cloud cover, the density and types of aerosols or pollution particles, heat fluxes and other climate variables like precipitation.

The endemic cloud cover at high latitudes prevents monitoring of ocean temperatures by IR radiometers, and microwave radiometers provide the only way to continually measure SST in these vital Arctic regions, which are now experiencing rapid climate change.

The peak was afternoon, at 19 h UT, with a flux of almost 435 W / m ^ 2 (measurements by net radiometers and pyrgeometers), which gives a temperature of 37 °C (311 K).