Conventions: | CF-1.4 |
title: | LANDMET Thermal Effective Infrared and Microwave Emissivity Ancillary data |
author: | William B. Rossow |
producer: | William B. Rossow |
institution: | The City College of New York NOAA/CREST |
first_release_date: | November 2016 |
source: | Multiple Observational Sources |
version_id: | 1 |
citation: | TBD |
references: | TBD |
identifier_Product_DOI: | 10.5067/MEASURES/LANDMET/ANC003 |
identifier_prouct_DOI_authority: | http://dx.doi.org/ |
comment: | Monthly mean emissivities,Version one produced at CCNY |
processingLevel: | 3 |
short_name: | LANDMET_ANC_TEIME |
long_name: | LANDMET Ancillary Monthly Mean Thermal Effective Infrared and Microwave Emissivity Data L3 |
granule_id: | LANDMET_ANC_TEIME_L3_19982007_v1.nc |
format: | netCDF-4 classic |
range_beginning_time: | 00:00:00 |
range_ending_time: | 23:59:59 |
range_beginning_date: | 1998-01-01 |
range_ending_date: | 2007-12-31 |
production_run_date: | 2016-11-22 |
production_run_time: | 11:28:04 |
eqlon: | Array of 32 bit Reals [eqcell = 0..41251] long_name: Center longitude of equal-area cell units: degrees_east valid_min: 0.000000000000000 valid_max: 360.0000000000000 |
eqlat: | Array of 32 bit Reals [eqcell = 0..41251] long_name: Center latitude of equal-area cell units: degrees_north valid_min: -90.00000000000000 valid_max: 90.00000000000000 |
eqlon_index: | Array of 16 bit Integers [eqcell = 0..41251] long_name: Longitude index of equal-area cell units: 1 valid_min: 1 valid_max: 360 |
eqlat_index: | Array of 16 bit Integers [eqcell = 0..41251] long_name: Latitude index of equal-area cell units: 1 valid_min: 1 valid_max: 180 |
eqcells_in_zone: | Array of 16 bit Integers [eqzone = 0..179] long_name: Number of longitude cells in each equal-area zone units: 1 valid_min: 1 valid_max: 360 |
eqarea: | Array of 32 bit Integers [eqcell = 0..41251] long_name: Equal-area cell area units: km2 |
lon: | Array of 32 bit Reals [lon = 0..359] long_name: Longitude units: degrees_east valid_min: 0.000000000000000 valid_max: 360.0000000000000 bounds: lon_bounds description: Center longitude of square grid cell |
lon_bounds: | Array of 32 bit Reals [lon = 0..359][edge = 0..1] long_name: Begining and ending longitude for each longitude zone units: degrees_east |
lat: | Array of 32 bit Reals [lat = 0..179] long_name: Latitude units: degrees_north valid_min: -90.00000000000000 valid_max: 90.00000000000000 bounds: lat_bounds description: Center latitude of square grid cell |
lat_bounds: | Array of 32 bit Reals [lat = 0..179][edge = 0..1] long_name: Beginning and ending latitude for each latitude zone units: degrees_north |
sqlon_beg: | Array of 16 bit Integers [eqcell = 0..41251] long_name: Square grid beginning longitude index units: 1 |
sqlon_end: | Array of 16 bit Integers [eqcell = 0..41251] long_name: Square grid ending longitude index units: 1 |
land_fraction: | Array of 16 bit Integers [eqcell = 0..41251] long_name: Land Area fraction units: 1 valid_min: 0 valid_max: 1 scale: 0.01000000000000000 FillValue: -9999 description: Fraction of Land found in equal area cell reference: http://www.noacrest.org/rscg/Products/SCT/topo.html |
height: | Array of 16 bit Integers [eqcell = 0..41251] long_name: Mean topographical height units: m valid_min: 5417 valid_max: -48 description: Mean topographical height above sea level taken from ISCCP references: http://www.noacrest.org/rscg/Products/SCT/topo.html |
sigma_height: | Array of 16 bit Integers [eqcell = 0..41251] long_name: standard deviation of topographic height units: m valid_min: 1744 valid_max: 0 description: standard deviation of mean topographical height taken from ISCCP reference: http://www.noacrest.org/rscg/Products/SCT/topo.html |
FDsiremis: | Array of 32 bit Reals [time = 0..11][eqcell = 0..41251] long_name: Broadband Thermal IR Emissivity units: 1 valid_min: 0 valid_max: 1 _FillValue: -9999.00000 description: Monthly mean Broadband surface thermal ir emissivity taken from the ISCCP FD product it is the ratio of the upwelling long wave flux to the blackbody flux at a given surface skin temperature (including snow covered cells) Period covering 19980101 through 20071231 reference: http://www.ISCCP.giss.nasa.gov/projects/flux.html |
mlabel: | Array of Strings [microwave_channels = 0..6] long_name: SSM/I Microwave channel label units: 1 description: Microwave channel frequencies from SSM/I in vertical(v) and horizontal(h) string_length: 5 |
smicemis: | Array of 16 bit Integers [time = 0..11][eqcell = 0..41251][microwave_channels = 0..6] long_name: Surface Microwave Emissivity assuming no snow units: 1 valid_min: 0 valid_max: 1 scale_factor: 0.00100000005 _FillValue: -9999 description: Monthly Snow Free Emissivity at 4 frequencies and 2 polarizations ( e19v,e19h,e22v,e37v,e37h,e85v,e85h), taken from the combined analysis of SSM/I and window IR based on ISCCP DX product covering 1950101 through 20041231 reference: Aires,F., C. Prigent, W.B.Rossow and M.Rothstein,2001: A new neural network approach including first-guess for retrieval of atmospheric water vapor, cloud liquid water path, surface temeprature and emissivities over land from satellite microwave observations.J. Geophys.Res., 106,14,887-14,907. |
sigma_smicemis: | Array of 16 bit Integers [time = 0..11][eqcell = 0..41251][microwave_channels = 0..6] long_name: Standard deviation of Surface Microwave Emissivity assuming no snow units: 1 valid_min: 0 valid_max: 1 scale_factor: 0.00100000005 _FillValue: -9999 description: Monthly Emissivity Standard deviation at 4 frequencies and 2 polarizations ( e19v,e19h,e22v,e37v,e37h,e85v,e85h), taken from the combined analysis of SSM/I and window IR based on ISCCP DX product reference: Aires,F., C. Prigent, W.B.Rossow and M.Rothstein,2001: A new neural network approach including first-guess for retrieval of atmospheric water vapor, cloud liquid water path, surface temeprature and emissivities over land from satellite microwave observations.J. Geophys.Res., 106,14,887-14,907. |
wslwemis: | Array of 32 bit Reals [eqcell = 0..41251] long_name: Surface Longwave Emissivity weighted by Surface Cover units: 1 valid_min: 0 valid_max: 1 _FillValue: -9999.00000 description: Emissivity map produced by using the ISCCP IREMIS table which reconciles AIR, MODIS And IIR for different surface types. The emissivities are then adjusted by the proportion of each surface type present in each equal grid cell reference: http://www.noaacrest.org/rscg/Products/SCT/IREMISS.html; http://www.noaacrest.org/rscg/Pruducts/SCT/srftyp.html |