Data

Upper atmosphere winds, temperatures, and emission intensities

Australian Antarctic Data Centre
DYSON, PETER L.
Viewed: [[ro.stat.viewed]] Cited: [[ro.stat.cited]] Accessed: [[ro.stat.accessed]]
ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=https://data.aad.gov.au/metadata/records/Fabry-Perot_Spectrometer&rft.title=Upper atmosphere winds, temperatures, and emission intensities&rft.identifier=https://data.aad.gov.au/metadata/records/Fabry-Perot_Spectrometer&rft.publisher=Australian Antarctic Data Centre&rft.description=The spectrometers are currently based at Mawson and Davis. This record details thermospheric and mesospheric winds, temperatures, and emission intensities from the Fabry Perot Spectrometer. See the publications database for a list of references associated with the project - ASAC projects 514 and 2699. Project objectives: The principle aim of the project is to detect upwellings in thermospheric wind, characterise their properties at different levels in the thermosphere (~100 km and ~200 km altitude); and determine their impact on the mesosphere and ionosphere. The project will also: (i) systematically study the dynamics and thermodynamics of the Antarctic thermosphere and mesosphere by observing the winds and temperatures in these regions; (ii) identify the propagation of atmospheric gravity waves (AGWs) in the thermosphere and mesosphere; (iii) investigate the sources of AGWs in the thermosphere and their impact on the ionosphere; (iv) monitor the long term behaviour of the thermosphere and mesosphere for changes possibly related to global change; Taken from the 2008-2009 Progress Report: Public summary of the season progress: The Davis Fabry-Perot Spectrometer, installed in 2003-04, continues to operate successfully and autonomously. Yearly modifications have improved the quality of observations and the instrument's reliability. Data is downloaded periodically to La Trobe University to monitor performance and new campaign modes are uploaded from La Trobe. The successful 2008 operations provided new observations on the behaviour of winds and temperatures in the thermosphere, a region of the atmosphere drastically affected by space weather. Current research concentrates on investigating the high-latitude sources of atmospheric gravity waves, and processes that control the more regular, daily, seasonal and annual variations in wind and temperature. Taken from the 2009-2010 Progress Report: Public summary of the season progress: There is a high degree of symmetry in the charged particle energy inputs to the northern and southern hemisphere that drive auroral processes. Results from this project combined with simultaneous observations in Scandinavia have shown for the first time that winds at heights of about 250 km in the thermospheric region of the neutral atmosphere respond rapidly to the motions in the auroral ionosphere and also have a high degree of symmetry.&rft.creator=DYSON, PETER L. &rft.date=2000&rft.coverage=northlimit=-67.5; southlimit=-67.7; westlimit=62.8; eastLimit=62.9; projection=WGS84&rft.coverage=northlimit=-67.5; southlimit=-67.7; westlimit=62.8; eastLimit=62.9; projection=WGS84&rft.coverage=northlimit=-68.53; southlimit=-68.61; westlimit=77.92; eastLimit=78; projection=WGS84&rft.coverage=northlimit=-68.53; southlimit=-68.61; westlimit=77.92; eastLimit=78; projection=WGS84&rft_rights=This data set conforms to the CCBY Attribution License (http://creativecommons.org/licenses/by/4.0/). Please follow instructions listed in the citation reference provided at http://data.aad.gov.au/aadc/metadata/citation.cfm?entry_id=Fabry-Perot_Spectrometer when using these data.&rft_subject=climatologyMeteorologyAtmosphere&rft_subject=AIR TEMPERATURE&rft_subject=EARTH SCIENCE&rft_subject=ATMOSPHERE&rft_subject=ATMOSPHERIC TEMPERATURE&rft_subject=SURFACE TEMPERATURE&rft_subject=UPPER LEVEL WINDS&rft_subject=ATMOSPHERIC WINDS&rft_subject=TEMPERATURE&rft_subject=MESOSPHERE&rft_subject=THERMOSPHERE&rft_subject=SPECTROMETER&rft_subject=WINDS&rft_subject=FPS&rft_subject=Fabry-Perot Spectrometer&rft_subject=FPS > Fabry-Perot Spectrometer&rft_subject=Spectrometers&rft_subject=FIXED OBSERVATION STATIONS&rft_subject=CONTINENT > ANTARCTICA > Mawson&rft_subject=CONTINENT > ANTARCTICA > Davis&rft_subject=GEOGRAPHIC REGION > POLAR&rft_place=Hobart&rft.type=dataset&rft.language=English Access the data
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This data set conforms to the CCBY Attribution License (http://creativecommons.org/licenses/by/4.0/). Please follow instructions listed in the citation reference provided at http://data.aad.gov.au/aadc/metadata/citation.cfm?entry_id=Fabry-Perot_Spectrometer when using these data.

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These data are not available online owing to their large file sizes. A separate word document containing more information about the dataset is also available for download from the provided URL.

Brief description

The spectrometers are currently based at Mawson and Davis. This record details thermospheric and mesospheric winds, temperatures, and emission intensities from the Fabry Perot Spectrometer. See the publications database for a list of references associated with the project - ASAC projects 514 and 2699. Project objectives: The principle aim of the project is to detect upwellings in thermospheric wind, characterise their properties at different levels in the thermosphere (~100 km and ~200 km altitude); and determine their impact on the mesosphere and ionosphere. The project will also: (i) systematically study the dynamics and thermodynamics of the Antarctic thermosphere and mesosphere by observing the winds and temperatures in these regions; (ii) identify the propagation of atmospheric gravity waves (AGWs) in the thermosphere and mesosphere; (iii) investigate the sources of AGWs in the thermosphere and their impact on the ionosphere; (iv) monitor the long term behaviour of the thermosphere and mesosphere for changes possibly related to global change; Taken from the 2008-2009 Progress Report: Public summary of the season progress: The Davis Fabry-Perot Spectrometer, installed in 2003-04, continues to operate successfully and autonomously. Yearly modifications have improved the quality of observations and the instrument's reliability. Data is downloaded periodically to La Trobe University to monitor performance and new campaign modes are uploaded from La Trobe. The successful 2008 operations provided new observations on the behaviour of winds and temperatures in the thermosphere, a region of the atmosphere drastically affected by space weather. Current research concentrates on investigating the high-latitude sources of atmospheric gravity waves, and processes that control the more regular, daily, seasonal and annual variations in wind and temperature. Taken from the 2009-2010 Progress Report: Public summary of the season progress: There is a high degree of symmetry in the charged particle energy inputs to the northern and southern hemisphere that drive auroral processes. Results from this project combined with simultaneous observations in Scandinavia have shown for the first time that winds at heights of about 250 km in the thermospheric region of the neutral atmosphere respond rapidly to the motions in the auroral ionosphere and also have a high degree of symmetry.

Issued: 2000-07-20

Data time period: 1980-12-01 to 2012-06-30

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62.9,-67.5 62.9,-67.7 62.8,-67.7 62.8,-67.5 62.9,-67.5

62.85,-67.6

78,-68.53 78,-68.61 77.92,-68.61 77.92,-68.53 78,-68.53

77.96,-68.57

text: northlimit=-67.5; southlimit=-67.7; westlimit=62.8; eastLimit=62.9; projection=WGS84

text: northlimit=-68.53; southlimit=-68.61; westlimit=77.92; eastLimit=78; projection=WGS84

Subjects
AIR TEMPERATURE | ATMOSPHERE | ATMOSPHERIC TEMPERATURE | ATMOSPHERIC WINDS | CONTINENT > ANTARCTICA > Davis | CONTINENT > ANTARCTICA > Mawson | EARTH SCIENCE | FIXED OBSERVATION STATIONS | FPS | FPS > Fabry-Perot Spectrometer | Fabry-Perot Spectrometer | GEOGRAPHIC REGION > POLAR | MESOSPHERE | SPECTROMETER | SURFACE TEMPERATURE | Spectrometers | TEMPERATURE | THERMOSPHERE | UPPER LEVEL WINDS | WINDS | climatologyMeteorologyAtmosphere |

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AU-ANL:PEAU : http://nla.gov.au/nla.party-617536

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