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Earth Science Products from Icesat

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Product Name Product Definition Product Units Spatial Resolution Temporal Resolution Coverage Area Product Format Period of Product Availability
1) PBL Layer Height from Met Data
2) PBL optical depth
3) Temperature
4) Pressure
5) Relative Humidity 		Planetary Boundary Layer (PBL) Properties 1) m,
2) None,
3) C,
4) mb,
5) Percent		 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Surface Temperature C 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Surface Pressure mb 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Surface Relative Humidity % 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Surface Wind Speed m/s 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Surface Wind Direction Wind direction at Earth's surface level measured in degrees of azimuth from North and derived from the meteorological data files. degrees N/A 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Specific Humidity 2-m above ground gram/kilogram 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Temperature 2-m above ground C 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Total Cloud Cover % 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Ground Elevation m 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
1) Aerosol Layer Bottom Height
2) Aerosol Layer Top Height
3) Temperature at Top of Aerosol Layer
4) Pressure at Top of Aerosol Layer
5) Relative Humidity at Top of Aerosol Layer
6) Temperature at Bottom of Aerosol Layer
7) Pressure at Bottom of Aerosol Layer
8) Relative Humidity at Bottom of Aerosol Layer
9) Aerosol Optical Depth		 Aerosol Layer Properties....Top and bottom information for aerosols layers below 20.5 km for up to five layers, and for up to three layers between 20.5 km to 41 km. 1) m,
2) m,
3) C,
4) mb,
5) Percent
6) C,
7) mb,
8) Percen
9) None		 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
1) Cloud Layer Top Height
2) Cloud Layer Bottom Height
3) Temperature at Top of Cloud Layer
4) Pressure at Top of Cloud Layer
5) Relative Humidity at Top of Cloud Layer
6) Temperature at Bottom of Cloud Layer
7) Pressure at Bottom of Cloud Layer
8) Relative Humidity at Bottom of Cloud Layer
9) Cloud Optical Depth		 Cloud Layer Properties 1) m,
2) m,
3) C,
4) mb,
5) Percent
6) C,
7) mb,
8) Percen
9) None		 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Solar Incidence Angle The angle between the Sun's rays and an imaginary line perpendicular to a collector's surface Degrees 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Surface Type Describes the region type or types associated with each shot ice sheet, ocean, sea ice, or land surface None 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Land Roughness The geometric characteristic of a surface associated with its efficiency as a momentum sink for turbulent flow, due to the generation of drag forces and increased vertical wind shear. cm 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005
Land Surface Elevation m 70 m at the surface 8-day repeat cycle Global between 86°N and 86°S with occasional off-nadir pointing to the poles or other targets of opportunity Binary 21Feb2003 to 19Mar2003, 25Sep2003 to 18Nov2003, 21Oct2005 to 24Nov2005

NASA Task | Recent Changes

Last edited June 21, 2006 12:05 pm by 10.40.160.73