Entry_ID: GLAH10
Entry_Title: GLAS/ICESat L2 Global Aerosol Vertical Structure Data (HDF5)
Group: Data_Set_Citation
   Dataset_Creator: Zwally, H., R. Schutz, D. Hancock, and J. Dimarzio. 
   Dataset_Title: GLAS/ICESat L2 Global Aerosol Vertical Structure Data (HDF5)
   Dataset_Release_Date: 2013-03-04
   Dataset_Release_Place: Boulder, Colorado USA
   Dataset_Publisher: NSIDC DAAC: NASA DAAC at the National Snow and Ice Data Center
   Version: 33
   Online_Resource: http://nsidc.org/data/glah10.html
   Dataset DOI: http://dx.doi.org/10.5067/ICESAT/GLAS/DATA203
End_Group
Group: Personnel
   Role: Technical Contact
   First_Name: NSIDC
   Last_Name: User Services
   Email: nsidc@nsidc.org
   Phone: 1 303 492-6199 x
   Fax: 1 303  492-2468 x
   Group: Contact_Address
      Address: National Snow and Ice Data Center
      Address: CIRES, 449 UCB
      Address: University of Colorado
      City: Boulder
      Province_or_State: CO
      Postal_Code: 80309-0449
      Country: USA
   End_Group
End_Group
Group: Personnel
   Role: Investigator
   First_Name: David
   Last_Name: Hancock
   Email: David.W.Hancock@nasa.gov
   Group: Contact_Address
      Address: NASA Goddard Space Flight Center
      Address: ISIPS Manager
      Address: NASA Goddard Space Flight Center
      Address: Wallops Flight Facility
      Address: Wallops Island, VA
      Address: USA
   End_Group
End_Group
Group: Personnel
   Role: Investigator
   First_Name: H. Jay
   Last_Name: Zwally
   Email: Jay.Zwally@nasa.gov
   Phone: 1 301 614-5643 
   Fax: 1 301  614-5644 
   Group: Contact_Address
      Address: NASA/Goddard Space Flight Center
      Address: Laboratory for Hydrospheric Processes
      Address: Laboratory for Hydrospheric Processes
      Address: NASA/Goddard Space Flight Center
      Address: Code 971
      City: Greenbelt
      Province_or_State: MD
      Postal_Code: 20771
      Country: USA
   End_Group
End_Group
Group: Personnel
   Role: Investigator
   First_Name: H. Jay
   Last_Name: Zwally
   Email: Jay.Zwally@nasa.gov
   Phone: 1 301 614-5643 
   Fax: 1 301  614-5644 
   Group: Contact_Address
      Address: NASA/Goddard Space Flight Center
      Address: Laboratory for Hydrospheric Processes
      Address: Laboratory for Hydrospheric Processes
      Address: NASA/Goddard Space Flight Center
      Address: Code 971
      City: Greenbelt
      Province_or_State: MD
      Postal_Code: 20771
      Country: USA
   End_Group
End_Group
Group: Personnel
   Role: Investigator
   First_Name: Robert
   Last_Name: Schutz
   Group: Contact_Address
      Address: University of Texas at Austin
      Address: Center for Space Research
      Address: GLAS Science Team Lead
      Address: University of Texas at Austin
      Address: Center for Space Research
      City: Austin
      Province_or_State: TX
      Postal_Code: 78712-1085
      Country: USA
   End_Group
End_Group
Group: Personnel
   Role: Investigator
   First_Name: John
   Last_Name: Dimarzio
   Email: john.dimarzio@gsfc.nasa.gov
   Phone: 1 301 614-5893 
   Group: Contact_Address
      Address: NASA/Goddard Space Flight Center
      Address: SGT, Inc.
      Address: SGT, Inc.
      Address: NASA/Goddard Space Flight Center
      Address: Cryospheric Sciences Branch Code 614.1
      City: Greenbelt
      Province_or_State: MD
      Postal_Code: 20771
      Country: USA
   End_Group
End_Group
Group: Parameters
   Category: EARTH SCIENCE
   Topic: Atmosphere
   Term: Aerosols
   Variable_Level_1: Aerosol Backscatter
End_Group
Group: Parameters
   Category: EARTH SCIENCE
   Topic: Atmosphere
   Term: Aerosols
   Variable_Level_1: Aerosol Extinction
End_Group
Group: Parameters
   Category: EARTH SCIENCE
   Topic: Atmosphere
   Term: Atmospheric Radiation
   Variable_Level_1: Transmittance
End_Group
Group: Parameters
   Category: EARTH SCIENCE
   Topic: Atmosphere
   Term: Clouds
   Variable_Level_1: Cloud Reflectance
End_Group
ISO_Topic_Category: Climatology/Meteorology/Atmosphere
Keyword: Aerosol Layer Height
Keyword: Attenuated Backscatter Cross-section
Keyword: Backscatter
Keyword: DAAC
Keyword: EOSDIS
Keyword: GLA10
Keyword: GLAS
Keyword: Global Positioning System
Keyword: GPS
Keyword: ICESat
Keyword: ISIPS
Keyword: Laser Return Energy
Keyword: Lidar
Keyword: Lidar Backscatter
Keyword: Lidar Return Signal
Keyword: NASA
Keyword: NSIDC
Keyword: Orbit Number
Keyword: Precision Attitude Determination
Keyword: Precision Orbit Determination
Keyword: Range
Sensor_Name: ALTIMETERS
Sensor_Name: GLAS > Geoscience Laser Altimeter System
Sensor_Name: LIDAR > Light Detection and Ranging
Source_Name: ICESAT > Ice, Cloud and Land Elevation Satellite
Source_Name: SATELLITES
Group: Temporal_Coverage
   Start_Date: 2003-09-30
   Stop_Date: 2009-10-11
End_Group
Data_Set_Progress: complete
Group: Spatial_Coverage
   Southernmost_Latitude: -86
   Northernmost_Latitude: 86
   Westernmost_Longitude: -180
   Easternmost_Longitude: 180
End_Group
Group: Location
   Location_Category: GEOGRAPHIC REGION
   Location_Type: GLOBAL
End_Group
Project: ICESAT > Ice, Cloud and Land Elevation Satellite
Group: Quality

   Each data granule has associated browse products that users can quickly view 
   to determine the general quality of the data in the granule.

End_Group
Data_Set_Language: English
Originating_Center: NASA/GSFC/EOS/EO
Group: Data_Center
   Data_Center_Name: NASA DAAC > NASA DAAC at the National Snow and Ice Data Center
   Data_Center_URL: http://nsidc.org/daac/index.html
   Group: Personnel
      Role: Data Center Contact
      First_Name: NSIDC
      Last_Name: User Services
      Email: nsidc@nsidc.org
      Phone: 1 303 492-6199 
      Fax: 1 303  492-2468 
      Group: Contact_Address
         Address: National Snow and Ice Data Center
         Address: CIRES, 449 UCB
         Address: University of Colorado
         City: Boulder
         Province_or_State: CO
         Postal_Code: 80309-0449
         Country: USA
      End_Group
   End_Group
End_Group
Group: Data_Center
   Data_Center_Name: NSIDC > National Snow and Ice Data Center
   Data_Center_URL: http://nsidc.org
   Group: Personnel
      Role: Data Center Contact
      First_Name: NSIDC
      Last_Name: User Services
      Email: nsidc@nsidc.org
      Phone: 1 303 492-6199 
      Fax: 1 303  492-2468 
      Group: Contact_Address
         Address: National Snow and Ice Data Center
         Address: CIRES, 449 UCB
         Address: University of Colorado
         City: Boulder
         Province_or_State: CO
         Postal_Code: 80309-0449
         Country: USA
      End_Group
   End_Group
End_Group
Group: Distribution
   Distribution_Media: FTP
   Distribution_Size: 5.5 GB
   Distribution_Format: HDF
End_Group
Group: Reference

   Bae, S. and B.E. Schutz. 2002. Precision attitude determination (PAD). GLAS 
   algorithm theoretical basis document. Version 2.2. Austin, TX: Center for 
   Space Research, University of Texas at Austin.

   Center for Space Research. 'ICESat/GLAS.' January 2002. 
   http://www.csr.utexas.edu/glas/.

   Earth Science Data and Information System (ESDIS). 1996. EOS Ground System 
   (EGS) Systems and Operations Concept. Greenbelt, MD: Goddard Space Flight 
   Center.

   GLAS Science Team. 2000. Mission Operations Requirement Document (MORD) for 
   the Ice, Cloud and Land Elevation Satellite (ICESat) Mission. Greenbelt, MD: 
   Goddard Space Flight Center.

   GLAS Science Team. 1997. GLAS Science Requirements. Version 2.01. Greenbelt, 
   MD: Goddard Space Flight Center.

   Guzzi, R., ed. 2003. Exploring the atmosphere by remote sensing techniques. 
   Heidelberg, Germany: Springer-Verlag.

   Heroux, D. 2000. Progress report on GLAS interface effort with ECS NOSE. Rev. 
   29 December 2000. Landover, MD: Emergent-IT/Raytheon.

   Herring, T.A. and K. Quinn. 1999. Atmospheric delay correction to GLAS laser 
   altimeter ranges. GLAS algorithm theoretical basis document. Version 1.0. 
   Lanham, MD: Science Systems and Applications, Inc.

   Jester, P., and J. Lee. 2002. GLAS standard data products specification - 
   level 1. Version 6.0. Wallops Island, VA: Raytheon ITSS.

   Lee, J. 2002. GSAS user's guide: Version 4.0. Wallops Island, VA: Raytheon ITSS.

   Palm, S., W. Hart, and D. Hlavka. 2002. GLAS atmospheric data products. GLAS 
   algorithm theoretical basis document. Version 4.2. Lanham, MD: Science Systems 
   and Applications, Inc.

   Rim, H., and B. Schutz. 2002. Precision orbit determination. GLAS algorithm 
   theoretical basis document. Version 2.2. Austin, TX: Center for Space 
   Research, University of Texas at Austin.

   Schutz, B. 2002. Laser footprint location (geolocation) and surface 
   profiles.GLAS algorithm theoretical basis document. Version 3.0. Austin, TX: 
   Center for Space Research, University of Texas at Austin.

   Schutz, B. 2000. GLAS altimeter post-launch calibration/validation plan. 
   Version 0.99. Austin, TX: Center for Space Research, University of Texas at 
   Austin.

   Stephens, G.L. 1994. Remote sensing of the lower atmosphere: an introduction. 
   New York: Oxford University Press.

   Wahr, J., D. Wingham, and C. Bentley. 2000. A method of combining ICESat and   
   GRACE satellite data to constrain Antarctic mass balance. Journal of 
   Geophysical Research 105(B7):16,279-16,294.

   Yi, D., J. Minster, and C. Bentley. 1999. Ocean tidal loading corrections. 
   GLAS algorithm theoretical basis document. Version 1.0. Greenbelt, MD: Goddard 
   Space Flight Center.

    Zwally, H.J., B. Schutz, D. Hancock, and A. Brenner. 2000. ICESat/GLAS 
   Standard Data Products in HDF and SCF Formats. Version 1.2. Greenbelt, MD: 
   Goddard Space Flight Center.

End_Group
Group: Summary

   GLAH10 Level-2 aerosol vertical structure data contain the 
   attenuation-corrected cloud and aerosol backscatter and extinction profiles at 
   a 4 sec sampling rate for aerosols and a 1 sec rate for clouds.  Each data 
   granule has an associated browse product.

End_Group
Group: Related_URL
   Group: URL_Content_Type
      Type: VIEW PROJECT HOME PAGE
   End_Group
   URL: http://nsidc.org/data/icesat/
   Description: ICESat/GLAS Data at NSIDC
End_Group
Group: Related_URL
   Group: URL_Content_Type
      Type: VIEW PROJECT HOME PAGE
   End_Group
   URL: http://icesat.gsfc.nasa.gov/
   Description: ICESat/GLAS web site at NASA Goddard Space Flight Center
End_Group
Group: Related_URL
   Group: URL_Content_Type
      Type: VIEW PROJECT HOME PAGE
   End_Group
   URL: http://glas.wff.nasa.gov/
   Description: ICESat/GLAS web site at NASA Wallops Flight Facility
End_Group
Group: Related_URL
   Group: URL_Content_Type
      Type: VIEW PROJECT HOME PAGE
   End_Group
   URL: http://www.csr.utexas.edu/glas/
   Description: ICESat/GLAS web site at University of Texas
End_Group
IDN_Node: USA/NASA
Metadata_Name: CEOS IDN DIF
Metadata_Version: 9.7
DIF_Creation_Date: 2013-03-04
Last_DIF_Revision_Date: 2014-02-21
Group: DIF_Revision_History

    Removed GLAS Subsetter from Data Access URLs list.  Subsetter for GLAS HDF5 
   data is not available yet.


End_Group