Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-06-19T09:57:51Z GCMD Search: [Keyword='mesosphere'] http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 12 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]SOE_NLC Noctilucent Cloud observations at Davis 78.0,-68.6,78.0,-68.6 2001-02-07T00:00:00Z 2002-03-31T00:00:00Z 2013-06-18T04:00:00Z INDICATOR DEFINITION Lidar observations at Davis Station, Antarctica, are used to determine monthly averages of 'percentage of time noctilucent clouds detected' (i.e. total time clouds detected divided ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2668 Investigations of the Antarctic Mesosphere and Lower Thermosphere using satellite data 77.95,-68.65,78.05,-68.55 2005-01-26T00:00:00Z 2012-06-30T00:00:00Z 2013-03-05T05:00:00Z Metadata record for data from ASAC Project 2668 See the link below for public details on this project. The dataset contains data in the following formats: The *.met files contain the height, time, ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]Davis_OH_airglow Rotational temperature studies of the hydroxyl airglow layer above Davis, Antarctica. 77.87295,-68.61233,78.07102,-68.5399180.49194,-69.57626,81.402756,-69.28406 1990-03-24T00:00:00Z 1990-10-09T00:00:00Z 1994-04-09T00:00:00Z 1994-08-05T00:00:00Z 1995-03-01T00:00:00Z 1995-10-24T00:00:00Z 1996-03-02T00:00:00Z 1996-09-22T00:00:00Z 1997-03-04T00:00:00Z 1997-10-22T00:00:00Z 1998-02-18T00:00:00Z 1998-10-25T00:00:00Z 1999-02-18T00:00:00Z 1999-10-24T00:00:00Z 2000-02-17T00:00:00Z 2000-10-26T00:00:00Z 2001-02-18T00:00:00Z 2001-10-23T00:00:00Z 2002-02-17T00:00:00Z 2002-10-25T00:00:00Z 2003-02-18T00:00:00Z 2003-10-27T00:00:00Z 2004-02-17T00:00:00Z 2004-10-22T00:00:00Z 2005-02-18T00:00:00Z 2005-10-26T00:00:00Z 2006-02-18T00:00:00Z 2006-10-24T00:00:00Z 2007-02-18T00:00:00Z 2007-10-24T00:00:00Z 2008-02-19T00:00:00Z 2008-10-26T00:00:00Z 2012-11-06T05:00:00Z These OH rotational temperature data are derived from spectra collected with a Czerny-Turner scanning grating spectrometer operating at Davis station (69S, 78E), Antarctica (see Greet et al., 1998; ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K055_2004_2012_NZ_1 Dynamics and ionisation in the Antarctic middle atmosphere: MF radar measurements 166.75,-77.85,166.75,-77.85 2003-01-01T00:00:00Z T00:00:00Z 2012-06-15T04:00:00Z Our studies investigate the Antarctic middle atmosphere?s response to natural and man-made factors which change climate. The dynamical processes of this region are significant in controlling the circulation ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]Fabry-Perot_Spectrometer Upper atmosphere winds, temperatures, and emission intensities 62.8,-67.7,62.9,-67.577.92,-68.61,78.0,-68.53 1980-12-01T00:00:00Z T00:00:00Z 2011-04-15T04:00:00Z 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 ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]lidar Lidar Studies of Atmospheric Structure, Dynamics and Climatology 77.95,-68.58,77.97,-68.56 2001-02-07T00:00:00Z T00:00:00Z 2010-04-30T04:00:00Z The lidar profiles density, temperature, wind velocity and aerosol loading from the lower troposphere to the upper mesosphere, depending on operating mode. Two main measurement techniques are employed. ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K055_1982_2008_NZ_1 Measurement of time and space structure of atmospheric planetary waves in the polar mesosphere from Scott Base, South Pole Station and collaboration with other countries 166.75,-77.85,166.75,-77.85 1982-11-01T00:00:00Z T00:00:00Z 2009-09-21T04:00:00Z The regular heating and cooling of the atmosphere drives energetic weather systems near the earth's surface. Some of this energy is propagated upwards into the middle atmosphere in a variety of wave ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BADC_UK UARS, MST-Radar, TOMS, and TOVS/SSU Data from the British Atmospheric Data Center, Rutherford Appleton Laboratory via WWW -180.0,-90.0,180.0,90.0 1978-11-01T00:00:00Z T00:00:00Z 2009-06-02T04:00:00Z The British Atmospheric Data Center, Rutherford Appleton Laboratory home page address on the WWW is 'http://www.badc.rl.ac.uk/'. The British Atmospheric Data Centre ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K055_1990_1991_NZ_1 Determination of the range of reflecting structures in the upper atmosphere: a frequency shift experiment 166.75,-77.85,166.75,-77.85 1990-12-10T00:00:00Z 1990-12-20T00:00:00Z 2009-02-02T05:00:00Z A HF Middle and Upper atmospheric radar is operated at Scott Base year round under automatic control for two experiments: the Partial Reflection Winds and the D-region polarimeter experiments. An ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K055_2004_2008_NZ_1 Dynamics and ionisation in the Antarctic middle atmosphere: MF radar measurements 166.75,-77.85,166.75,-77.85 2003-01-01T00:00:00Z T00:00:00Z 2009-02-02T05:00:00Z Our studies investigate the Antarctic middle atmosphere?s response to natural and man-made factors which change climate. The dynamical processes of this region are significant in controlling the circulation ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K055_1982_2003_NZ_1 Daily records of the dynamics, ionization and structure of the Antarctic mesosphere from Scott Base 166.75,-77.85,166.75,-77.85 1982-01-11T00:00:00Z T00:00:00Z 2009-01-30T05:00:00Z An investigation into the ionospheric D-region of the atmosphere was initiated in 1982 with the installation of radar equipment (Polarimeter and HF radar) at Scott Base. The radar operated by remote ... http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]lidar_kingston Rayleigh lidar measurements of the middle atmosphere above Kingston, Australia 147.3,-43.0,147.3,-43.0 1997-02-27T00:00:00Z 2000-05-17T00:00:00Z 2008-04-10T04:00:00Z Vertical Rayleigh lidar measurements of the middle atmosphere above Kingston, Australia were undertaken during development of a lidar system that became operational at Davis, Antarctica on 07 Feb ...