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   Articles with "radio occultation" as a keyword



Monthly and zonally averaged zonal wind information in the equatorial stratosphere provided by GNSS radio occultation

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recommendations! Published in 2020 at "Quarterly Journal of the Royal Meteorological Society"

DOI: 10.1002/qj.3870

Abstract: It is demonstrated that a realistic quasi‐biennial oscillation (QBO) of the zonally averaged zonal winds in the tropical stratosphere can be retrieved from a monthly mean GNSS radio occultation (GNSS‐RO) geopotential height climatology via equatorial… read more here.

Keywords: zonally averaged; wind; gnss radio; averaged zonal ... See more keywords

Global morphology of ionospheric sporadic E layer from the FormoSat-3/COSMIC GPS radio occultation experiment

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recommendations! Published in 2018 at "GPS Solutions"

DOI: 10.1007/s10291-018-0782-2

Abstract: Ionospheric sporadic-E (Es) activity and global morphology were studied using the 50 Hz signal-to-noise ratio amplitude and excess phase measurements from the FormoSat-3/Constellation Observing System for Meteorology, Ionosphere and Climate (FS3/COSMIC) GPS radio occultation (RO) observations.… read more here.

Keywords: radio occultation; ionospheric sporadic; cosmic gps; gps radio ... See more keywords

Comparison of the Arctic upper-air temperatures from radiosonde and radio occultation observations

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recommendations! Published in 2018 at "Acta Oceanologica Sinica"

DOI: 10.1007/s13131-018-1156-x

Abstract: The air temperature is one of the most important parameters used for monitoring the Arctic climate change. The constellation observing system for meteorology, ionosphere, and climate and Formosa Satellite Mission 3 (COSMIC/FORMOSAT-3) radio occultation (RO)… read more here.

Keywords: radio occultation; temperature; upper air; arctic upper ... See more keywords

Ionospheric F2-Layer critical frequency retrieved from COSMIC radio occultation: A statistical comparison with measurements from a meridional ionosonde chain over Southeast Asia

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recommendations! Published in 2019 at "Advances in Space Research"

DOI: 10.1016/j.asr.2018.09.015

Abstract: Abstract In this paper, we compared the F2-Layer critical frequency (foF2) derived from FORMOSAT-3/COSMIC radio occultation (RO) and ionosondes at Chiang Mai, Chumphon and Kototabang during the years 2008–2015 to evaluate the performance of COSMIC… read more here.

Keywords: chiang mai; radio occultation; critical frequency; ionosonde ... See more keywords
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Analysis of ionospheric parameters retrieved from Feng-Yun 3C and COSMIC radio occultation

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recommendations! Published in 2021 at "Advances in Space Research"

DOI: 10.1016/j.asr.2021.03.005

Abstract: Abstract Electron density profiles observed using Constellation Observing System for Meteorology, Ionosphere, and Climate (COSMIC) and Feng-Yun 3C (FY3C) radio occultation (RO) missions from 2014 to 2018 were quality inspected and analysed. After eliminating observations… read more here.

Keywords: feng yun; electron; activity; radio occultation ... See more keywords
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Interhemispheric comparison of the ionosphere and plasmasphere total electron content using GPS, radio occultation and ionosonde observations

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recommendations! Published in 2021 at "Advances in Space Research"

DOI: 10.1016/j.asr.2021.05.004

Abstract: Abstract We present a comparison of the ionosphere and plasmasphere total electron content over nearly geomagnetic conjugate locations Pruhonice ( 50.0 ∘ N, 14.6 ∘ E; 45.7 ∘ N geomagnetic), Czech Republic and Hermanus (… read more here.

Keywords: total electron; radio occultation; electron content; electron ... See more keywords

On the relationship between the QBO/ENSO and atmospheric temperature using COSMIC radio occultation data

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recommendations! Published in 2017 at "Journal of Atmospheric and Solar-Terrestrial Physics"

DOI: 10.1016/j.jastp.2017.03.008

Abstract: Abstract In this paper, the spatial patterns and vertical structure of atmospheric temperature anomalies, in both the tropics and the extratropical latitudes, associated with the El Nino-Southern Oscillation (ENSO) and quasi-biennial oscillation (QBO) in the… read more here.

Keywords: enso; atmospheric temperature; radio occultation; temperature ... See more keywords

Estimation of ionospheric sporadic E intensities from GPS radio occultation measurements

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recommendations! Published in 2017 at "Journal of Atmospheric and Solar-Terrestrial Physics"

DOI: 10.1016/j.jastp.2017.08.006

Abstract: Abstract The radio occultation experiment aboard the FORMOSAT-3/COSMIC satellites enables the observation of phenomena in Earth's ionosphere on a global scale. Numerous radio occultation profiles are used to analyse the occurrence of sporadic E layers… read more here.

Keywords: radio occultation; ionospheric sporadic; intensities gps; estimation ionospheric ... See more keywords

Global ionosonde and GPS radio occultation sporadic-E intensity and height comparison

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recommendations! Published in 2020 at "Journal of Atmospheric and Solar-Terrestrial Physics"

DOI: 10.1016/j.jastp.2020.105200

Abstract: Abstract A multi-year global comparison between mid-latitude and equatorial sporadic-E ( E s ) height and intensity derived from COSMIC GPS radio occultation (GPS-RO) data and blanketing E frequency (fbEs) from ground-based Digisonde measurements is… read more here.

Keywords: gps radio; comparison; intensity; radio occultation ... See more keywords

Stratosphere Perturbed by the 2011 Mw9.0 Tohoku Earthquake

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recommendations! Published in 2018 at "Geophysical Research Letters"

DOI: 10.1029/2018gl079046

Abstract: This study examined the FORMOSAT-3/COSMIC radio occultation soundings of total electron content in the ionosphere (from 150 to 550 km) and refractivity index in the lower atmosphere (from 0 to 60 km) after/during the 2011… read more here.

Keywords: radio occultation; tohoku earthquake; earthquake tsunami; 2011 mw9 ... See more keywords

GNSS Radio Occultation Data in the AWS Cloud

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recommendations! Published in 2024 at "Earth and Space Science"

DOI: 10.1029/2023ea003021

Abstract: Radio occultation (RO) by the Earth's atmosphere of the transmitted signals of the Global Navigation Satellite Systems' satellites has improved numerical weather prediction, has benefited atmospheric process studies, and benchmarked climate change by its strong… read more here.

Keywords: gnss radio; data aws; radio occultation; radio ... See more keywords