Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-25T04:08:09Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 339 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS836.0 1536-01-01T00:00:00Z 1940-12-31T00:00:00Z 2013-05-23T04:00:00Z

Auroral Catalogues from thirteen Observatories with minimal documentation. Each catalog begins with a header rec (asterisks in columns 1-10) followed by text copied from notes written on the original ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS834.0 1749-01-01T00:00:00Z 1993-12-31T00:00:00Z 2013-05-23T04:00:00Z

This dataset contains daily and monthly sunspot numbers for various periods between 1749 and 1992 and daily and monthly solar flux from 1947. The most current data should be available from the National ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS832.0 1932-01-01T00:00:00Z 1981-06-30T00:00:00Z 2013-05-23T04:00:00Z

This dataset contains basic solar data received from World Data Center A and includes sunspot indices and sunspot number. Data are available from January 1932 to June 1981.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS870.0 1964-01-01T00:00:00Z 1973-07-01T00:00:00Z 2013-05-23T04:00:00Z

This dataset contains once-daily synoptic solar maps of brightness temperature on a 25x21 grid for January 1964 to July 1973. The data were collected by the National Solar Observatory at Sacramento ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_OML1BIRR_V003 -180.0,-90.0,180.0,90.0 2004-10-01T00:00:00Z T00:00:00Z 2013-04-29T04:00:00Z

The Level-1B (L1B) Radiance Product OML1BIRR (Version-3) from the Aura-OMI is now available (http://disc.gsfc.nasa.gov/Aura/OMI/oml1birr_v003.shtml) to public from the NASA GSFC Earth Sciences Data ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSF-ANT10-43621 -180.0,-79.5,180.0,-54.5 2011-06-01T00:00:00Z 2013-05-31T00:00:00Z 2013-04-18T04:00:00Z

The auroral electrojet index (AE) is used as an indicator of geomagnetic activity at high latitudes representing the strength of auroral electrojet currents in the Northern polar ionosphere. A similar ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GB-NERC-BAS-PDC-00526 2013-04-05T04:00:00Z

LTMS will build on and extend BAS's past collection of long-term time-series of key environmental variables. Examples include the ongoing collection of the temperature record which shows that the ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GB-NERC-BAS-PDC-00524 2013-04-05T04:00:00Z

SEC will describe and quantify the key mechanisms by which variations in the solar wind and solar high-energy radiation affect the Earth's atmosphere, to determine whether or not these have a significant ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_974_1 107.05,-78.55,107.15,-78.45 1998-01-11T00:00:00Z 2002-10-16T00:00:00Z 2004-01-24T00:00:00Z 2004-11-30T00:00:00Z 2013-03-25T04:00:00Z

These data were collected under a collaborative arrangement between the Australian Antarctic Division (Principal Investigator: Gary Burns) and the Russian Antarctic Expeditions (Chief Russian Investigator: ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_974_Concordia 123.299,-75.097,123.299,-75.097 2009-01-05T00:00:00Z 2012-01-22T00:00:00Z 2013-03-25T04:00:00Z

Vertical Electric field measurements captured at Concordia Station. The files are stored in XML format, and contain detailed headings describing the data layout and format. The data are collected ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_974_2 107.05,-78.55,107.15,-78.45 2005-12-28T00:00:00Z 2011-12-31T00:00:00Z 2013-03-25T04:00:00Z

These data are collected under a collaborative arrangement between the Australian Antarctic Division (Principal Investigator: Gary Burns) and the Russian Antarctic Expeditions (Most-recent contact: ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GB-NERC-BAS-PDC-00511 2013-03-22T04:00:00Z

COMPLEXITY will apply new mathematical methods to data sets drawn from across the GSAC programme to reveal previously hidden underlying patterns and laws, and to develop new mathematical models to ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GB-NERC-BAS-AEDC-00525 2013-03-22T04:00:00Z

SEC will describe and quantify the key mechanisms by which variations in the solar wind and solar high-energy radiation affect the Earth's atmosphere, to determine whether or not these have a significant ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SMM-05 1980-02-14T00:00:00Z 1989-11-21T00:00:00Z 2013-02-20T05:00:00Z

The HXRBS operated aboard the SMM spacecraft which was launched on February 14, 1980 and re-entered the Earth's atmosphere December 12, 1989. The duty cycle for the HXRBS was about 50% as a result ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]IPS_IONOSONDE 60.0,-70.0,165.0,-50.0 1937-01-01T00:00:00Z T00:00:00Z 2013-02-05T05:00:00Z

Routine high latitude observations made in Antarctica form a climatological baseline of the ionosphere extending back to 1958 at Mawson and Casey, and for almost two decades at Davis and Macquarie ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PV_GIS -25.0,35.0,40.0,72.0 2001-09-01T00:00:00Z 2004-09-15T00:00:00Z 2012-10-19T04:00:00Z

A solar radiation database of Europe has been computed within the GRASS GIS software. The database provides monthly and yearly averages of global irradiation on horizontal and inclined surfaces, as ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_SOR3SOLFUVD_V012 -180.0,-90.0,180.0,90.0 2003-05-14T00:00:00Z T00:00:00Z 2012-10-09T04:00:00Z

The SORCE SOLSTICE Far-UV Solar Spectral Irradiance (SSI) data product SOR3SOLFUVD is constructed using measurements from the SOLSTICE FUV instrument, which are combined into merged daily solar spectra ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_SOR3SOLMUVD_V012 -180.0,-90.0,180.0,90.0 2003-05-14T00:00:00Z T00:00:00Z 2012-10-09T04:00:00Z

The SORCE SOLSTICE Mid-UV Solar Spectral Irradiance (SSI) data product SOR3SOLMUVD is constructed using measurements from the SOLSTICE MUV instrument, which are combined into merged daily solar spectra ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO_ARCTIC -180.0,50.0,180.0,90.0 1600-01-01T00:00:00Z 2000-12-31T00:00:00Z 2012-08-31T04:00:00Z

Abstract (from the online documentation): A compilation of paleoclimate records from lake sediments, trees, glaciers, and marine sediments provides a view of circum-Arctic environmental variability ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NGDC_PALEO_CLIMATEFORCING -180.0,-90.0,180.0,90.0 1500-01-01T00:00:00Z 1999-12-31T00:00:00Z 2012-08-31T04:00:00Z

[from NOAA/NCDC/WDC Paleoclimatology] A new compilation of annually resolved time series of atmospheric trace gas concentrations, solar irradiance, tropospheric aerosol optical ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSF-ANT07-39620 -180.0,-90.0,180.0,-60.0 2008-07-15T00:00:00Z 2012-06-30T00:00:00Z 2012-08-01T04:00:00Z

This proposal seeks funding to continue the neutron monitor observations at McMurdo for at least 4 years of operation - through the next solar activity maximum predicted in 2011-12. The neutron monitor ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MAR0812_CME 2012-07-10T04:00:00Z

The sun erupted with one of the largest solar flares of this solar cycle on March 6, 2012 at 7PM EST. This flare was categorized as an X5.4, making it the second largest flare -- after an X6.9 on ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ucar.scd.vets.vg.sme 2012-07-10T04:00:00Z

Solar Magnetic Eruptions (SME), such as Coronal Mass Ejections and Solar Flares, and their impact on Earth's space environment are the target of this Space Weather research.Solar Magnetic Eruptions ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_SOR3TSI6_V013 -180.0,-90.0,180.0,90.0 2003-02-25T00:00:00Z T00:00:00Z 2012-07-06T04:00:00Z

The Total Solar Irradiance (TSI) data set SOR3TSI6 contains the total solar irradiance (a.k.a solar constant) data collected by the Total Irradiance Monitor (TIM) instrument covering the full wavelength ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_SOR3TSID_V013 -180.0,-90.0,180.0,90.0 2003-02-25T00:00:00Z T00:00:00Z 2012-07-06T04:00:00Z

The Total Solar Irradiance (TSI) data set SOR3TSID contains the total solar irradiance (a.k.a solar constant) data collected by the Total Irradiance Monitor (TIM) instrument covering the full wavelength ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K069_1996_2012_NZ_1 166.7625,-77.9175,166.7625,-77.9175 1996-01-01T00:00:00Z T00:00:00Z 2012-06-21T04:00:00Z

An All-sky Optical Imager was installed in January 1996 at Arrival Heights, Ross Island, Antarctica, to continuously record and analyse optical emissions associated with solar wind particle reactions ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AAD_Publications -180.0,-90.0,180.0,-30.0 1947-01-01T00:00:00Z T00:00:00Z 2012-06-19T04:00:00Z

This database is a catalogue for the list of publications held by the Australian Antarctic Division. The database is available online at the URL given below. In some cases, pdf downloads are available, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K069_1989_2012_NZ_1 166.7625,-77.9175,166.7625,-77.9175 1990-01-01T00:00:00Z T00:00:00Z 2012-06-15T04:00:00Z

A magnetometer and data recording system was installed and began recording hydromagnetic and ion cyclotron waves (geomagnetic pulsations) propagating into the high latitude cusp and polar cap regions ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K060_2008_2012_NZ_1 114.1639,-77.85,-67.2817,48.2042 2008-12-16T00:00:00Z T00:00:00Z 2012-06-15T04:00:00Z

The AARDDVARK/WWLLN Very Low Frequency (VLF) Radio Sensor was installed at Arrival Heights from 10-15 December 2008 by Dr Craig J. Rodger and Dr. James Brundell as part of Antarctica New Zealand Event ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]G02201 -180.0,-90.0,180.0,90.0 1882-01-01T00:00:00Z 2007-12-31T00:00:00Z 2012-05-13T04:00:00Z

The International Polar Year Historical Data and Literature collection (formerly known as the Discovery and Access of Historic Literature from the IPYs (DAHLI) project) is an online data collection ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS113 -38.5,72.58361,-38.5,72.58361 1752-01-01T00:00:00Z 1988-12-31T00:00:00Z 2012-05-11T04:00:00Z

These data were collected for a research project that utilized the Greenland Ice Sheet Project 2 (GISP2) ice core. The project sought evidence of an 11-year sunspot cycle and whether the cycle correlated ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_3064 112.81,-66.75,112.85,-66.71 2008-09-30T00:00:00Z 2009-03-31T00:00:00Z 2012-05-03T04:00:00Z

Metadata record for data from AAS (ASAC) Project 3064. Public 10Be and 7Be are naturally-occurring radioactive isotopes produced in the Earth's atmosphere and surface by cosmic rays, at a rate controlled ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NICT_IONOSONDE_OBS 40.0,-69.0,40.0,-69.0 1956-01-01T00:00:00Z T00:00:00Z 2012-04-16T04:00:00Z

Virtual height profile of ionospheric electron density at Syowa Station, East Antarctica

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NICT_AURORAL_RADAR 40.0,-69.0,40.0,-69.0 1966-03-13T00:00:00Z T00:00:00Z 2012-04-16T04:00:00Z

Radio auroral echoe observed with auroral radar at Syowa Station.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NICT_RIO_OBS 40.0,-69.0,40.0,-69.0 1967-02-08T00:00:00Z T00:00:00Z 2012-04-16T04:00:00Z

National Institute of Information and Communications Technology has been observing the absorption of cosmic radio noise with a standard riometer (relative ionospheric opacity meter) at 30 MHz at Syowa ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_AKEBONO_SYO 39.6,-69.0,39.6,-69.0 1989-02-22T00:00:00Z 2003-10-10T00:00:00Z 2012-03-30T04:00:00Z

Akebono satellite data

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_ASI_SOUTHPOLE 0.0,-90.0,0.0,-90.0 1997-06-26T00:00:00Z 2005-09-05T00:00:00Z 2012-03-30T04:00:00Z

All-sky Imager Observation at South Pole Station

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_AURORAL_OPTICAL 39.6,-69.0,39.6,-69.0 1957-02-17T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

Auroral morphological, dynamical, and spectroscopic observations have been carried out at Syowa Station with various ground-based auroral optical instruments. Auroral observations have been carried ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_DMSP_SATELLITE_SYO 39.6,-69.0,39.6,-69.0 1997-03-10T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

DMSP satellite data received at Syowa Station

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_EISCAT_ARCTIC 0.0,65.0,30.0,83.0 1984-01-01T00:00:00Z 2009-03-31T00:00:00Z 2012-03-30T04:00:00Z

The EISCAT radars enable us to obtain plasma parameters such as electron density and ion/electron temperatures between about 90 and 1000 km altitude above Northern Scandinavia and Svalbard. Subjects ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_GEOMAG_SYO 39.6,-69.0,39.6,-69.0 1966-03-16T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

Geomagnetic Observation at Syowa Station

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_IRIO_SYO 39.6,-69.0,39.6,-69.0 1992-01-01T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

Imaging Riometer Observation at Syowa Station

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_PPB 165.0,-75.0,40.0,-55.0 2003-01-13T00:00:00Z 2004-01-17T00:00:00Z 2012-03-30T04:00:00Z

Polar Patrol Balloon (PPB) experiment data

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_HFRADAR_SYO 39.6,-69.0,39.6,-69.0 1995-02-01T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

SuperDARN (Super Dual Auroral Radar Network) radar observes the two-dimensional distribution of the plasma drift in the ionospheric F region in a broad area (3600 km range and 53? azimuth) by using ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_LPM 39.6,-69.0,39.6,-69.0 2003-01-02T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

Unmanned magnetometer network observation data

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_UAPM_SYO 39.6,-69.0,39.6,-69.0 1981-01-01T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

Upper Atmosphere Physics Monitoring Observation at Syowa Station

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NIPR_UAP_ZHONGSHAN 76.4,-69.4,76.4,-69.4 1994-02-01T00:00:00Z T00:00:00Z 2012-03-30T04:00:00Z

Upper Atmosphere Physics observation at Zhongshan Station

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MSFC-SOLAR 1980-02-01T00:00:00Z T00:00:00Z 2012-03-14T04:00:00Z

The Vector Magnetograph built and maintained at NASA Marshall Space Flight Center (MSFC) is a dedicated instrument to observe the solar vector magnetic field. The instrument has been upgraded regularly ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCL00121_122 5.0,45.0,15.0,55.0 1864-01-01T00:00:00Z 1890-12-31T00:00:00Z 2012-02-23T05:00:00Z

Climatic data resides in 2 books, 'Das Klima des Konigreiches Sachsen' (C/dc 320 L-wk), and 'Die Hauptsachlichsten Resultate aus den m den Jahren 1864-1900 im Konigreich Sachsen Anstellten Meteorologischen ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCL00189_195 -1.0,51.0,0.0,54.0 1885-01-01T00:00:00Z 1910-12-31T00:00:00Z 2012-02-23T05:00:00Z

The Teddington surface data resides in 2 books, 'Teddington, England, National Physical Laboratory Report (1901-1910)' (C/de35 A1). Data contained in these books are tables of hourly, daily, monthly ...