netcdf CLDMSK_L2_VIIRS_SNPP.A2019038.0142.001.2019060173405 {
dimensions:
number_of_lines = 3232 ;
number_of_pixels = 3200 ;
byte_segment = 6 ;
QA_dimension = 10 ;
number_of_scans = 202 ;
// global attributes:
:format_version = 1 ;
:platform = "Suomi-NPP" ;
:processing_level = "L2" ;
:processing_version = "v1.0" ;
:cdm_data_type = "swath" ;
:institution = "NASA VIIRS Atmosphere SIPS" ;
:keywords_vocabulary = "NASA Global Change Master Directory (GCMD) Science Keywords" ;
:license = "http://science.nasa.gov/earth-science/earth-science-data/data-information-policy/" ;
:stdname_vocabulary = "NetCDF Climate and Forecast (CF) Metadata Convention" ;
:naming_authority = "gov.nasa.gsfc.sci.atmos" ;
:NCO = "\"4.5.5\"" ;
:title = "SNPP VIIRS Cloud Mask and Spectral Test Results (CLDMSK_L2_SNPP_VIIRS)" ;
:long_name = "VIIRS/SNPP Cloud Mask and Spectral Test Results 6-Min L2 Swath 750m" ;
:Conventions = "CF-1.6, ACDD-1.3" ;
:instrument = "VIIRS" ;
:creator_name = "NASA VIIRS Atmosphere SIPS" ;
:creator_url = "https://sips.ssec.wisc.edu" ;
:project = "NASA VIIRS Atmosphere SIPS" ;
:publisher_name = "LAADS" ;
:publisher_url = "https://ladsweb.modaps.eosdis.nasa.gov/" ;
:history = "" ;
:source = "iff-cloud 1.1, mvcm 20190117-1" ;
:date_created = "2019-03-01T17:32:45Z" ;
:product_name = "CLDMSK_L2_VIIRS_SNPP.A2019038.0142.001.2019060173405.nc" ;
:LocalGranuleID = "CLDMSK_L2_VIIRS_SNPP.A2019038.0142.001.2019060173405.nc" ;
:ShortName = "CLDMSK_L2_VIIRS_SNPP" ;
:product_version = "1.0" ;
:AlgorithmType = "OPS" ;
:identifier_product_doi = "10.5067/VIIRS/CLDMSK_L2_VIIRS_SNPP.001" ;
:identifier_product_doi_authority = "http://dx.doi.org" ;
:input_files = "VNP03MOD.A2019038.0142.001.2019038062600.uwssec.nc,VNP02MOD.A2019038.0142.001.2019038062600.uwssec.bowtie_restored_scaled.nc" ;
:ancillary_files = "NISE_SSMISF18_20190206.HDFEOS,oisst.20190130,gdas1.PGrbF00.190207.00z,gdas1.PGrbF00.190207.06z" ;
:l1_version = "2.0.2" ;
:l1_lut_version = "2.0.0.28" ;
:l1_lut_created = "2019-01-04" ;
:DataCenterId = "UWI-MAD/SSEC/ASIPS" ;
:creator_institution = "Space Science & Engineering Center, University of Wisconsin - Madison" ;
:publisher_institution = "NASA Level-1 and Atmosphere Archive & Distribution System" ;
:GRingPointSequenceNo = 1LL, 2LL, 3LL, 4LL ;
:GRingPointLatitude = -9.66756629943848, -5.41480398178101, 15.2493619918823, 10.9436693191528 ;
:GRingPointLongitude = 6.83322048187256, -20.6769676208496, -16.2769317626953, 11.611307144165 ;
:geospatial_lat_units = "degrees_north" ;
:geospatial_lon_units = "degrees_east" ;
:geospatial_lat_min = -9.66756629943848 ;
:geospatial_lat_max = 15.2493619918823 ;
:geospatial_lon_min = -20.6769676208496 ;
:geospatial_lon_max = 11.611307144165 ;
:NorthBoundingCoordinate = 15.2493619918823 ;
:SouthBoundingCoordinate = -9.66756629943848 ;
:EastBoundingCoordinate = 11.611307144165 ;
:WestBoundingCoordinate = -20.6769676208496 ;
:time_coverage_start = "2019-02-07T01:42:00.000Z" ;
:time_coverage_end = "2019-02-07T01:48:00.000Z" ;
:startDirection = "Descending" ;
:endDirection = "Descending" ;
:OrbitNumber = 37720LL ;
:DayNightFlag = "Night" ;
:xmlmetadata = "\n\n\n 1.0\n UWI-MAD/SSEC/ASIPS\n \n \n CLDMSK_L2_VIIRS_SNPP\n 1\n \n \n no further reprocessing anticipated\n CLDMSK_L2_VIIRS_SNPP.A2019038.0142.001.2019060173405.nc\n \n Night\n 2019-03-01 17:34:05.247459\n 1\n \n \n 20190117-1\n \n \n 01:48:00.000000\n 2019-02-07\n 01:42:00.000000\n 2019-02-07\n \n \n \n \n -20.6769676208\n 15.2493619919\n 11.6113071442\n -9.66756629944\n \n \n \n \n \n 37720\n \n \n \n Suomi NPP\n \n VIIRS\n \n VIIRS\n \n \n \n \n VNP03MOD.A2019038.0142.001.2019038062600.uwssec.nc\n VNP02MOD.A2019038.0142.001.2019038062600.uwssec.bowtie_restored_scaled.nc\n \n \n \n NISE\n NISE_SSMISF18_20190206.HDFEOS\n \n \n REYNSST\n oisst.20190130\n \n \n GDAS_0ZF\n gdas1.PGrbF00.190207.00z\n \n \n GDAS_0ZF\n gdas1.PGrbF00.190207.06z\n \n \n \n" ;
group: geolocation_data {
variables:
float latitude(number_of_lines, number_of_pixels) ;
latitude:long_name = "Latitudes of pixel locations" ;
latitude:units = "degrees_north" ;
latitude:_FillValue = -999.9f ;
latitude:valid_min = -90.f ;
latitude:valid_max = 90.f ;
float longitude(number_of_lines, number_of_pixels) ;
longitude:long_name = "Longitudes of pixel locations" ;
longitude:units = "degrees_east" ;
longitude:_FillValue = -999.9f ;
longitude:valid_min = -180.f ;
longitude:valid_max = 180.f ;
short sensor_azimuth(number_of_lines, number_of_pixels) ;
sensor_azimuth:long_name = "Sensor azimuth angle at pixel locations" ;
sensor_azimuth:units = "degrees" ;
sensor_azimuth:_FillValue = -32768s ;
sensor_azimuth:valid_min = -18000s ;
sensor_azimuth:valid_max = 18000s ;
sensor_azimuth:scale_factor = 0.01f ;
sensor_azimuth:add_offset = 0.f ;
short sensor_zenith(number_of_lines, number_of_pixels) ;
sensor_zenith:long_name = "Sensor zenith angle at pixel locations" ;
sensor_zenith:units = "degrees" ;
sensor_zenith:_FillValue = -32768s ;
sensor_zenith:valid_min = 0s ;
sensor_zenith:valid_max = 18000s ;
sensor_zenith:scale_factor = 0.01f ;
sensor_zenith:add_offset = 0.f ;
short solar_azimuth(number_of_lines, number_of_pixels) ;
solar_azimuth:long_name = "Solar azimuth angle at pixel locations" ;
solar_azimuth:units = "degrees" ;
solar_azimuth:_FillValue = -32768s ;
solar_azimuth:valid_min = -18000s ;
solar_azimuth:valid_max = 18000s ;
solar_azimuth:scale_factor = 0.01f ;
solar_azimuth:add_offset = 0.f ;
short solar_zenith(number_of_lines, number_of_pixels) ;
solar_zenith:long_name = "Solar zenith angle at pixel locations" ;
solar_zenith:units = "degrees" ;
solar_zenith:_FillValue = -32768s ;
solar_zenith:valid_min = 0s ;
solar_zenith:valid_max = 18000s ;
solar_zenith:scale_factor = 0.01f ;
solar_zenith:add_offset = 0.f ;
} // group geolocation_data
group: geophysical_data {
variables:
float Clear_Sky_Confidence(number_of_lines, number_of_pixels) ;
Clear_Sky_Confidence:long_name = "VIIRS Clear Sky Confidence" ;
Clear_Sky_Confidence:units = "none" ;
Clear_Sky_Confidence:_FillValue = -999.9f ;
Clear_Sky_Confidence:valid_min = 0.f ;
Clear_Sky_Confidence:valid_max = 1.f ;
ubyte Cloud_Mask(byte_segment, number_of_lines, number_of_pixels) ;
Cloud_Mask:long_name = "VIIRS Cloud Mask and Spectral Test Results" ;
Cloud_Mask:units = "none" ;
Cloud_Mask:_FillValue = 0UB ;
Cloud_Mask:valid_min = 1 ;
Cloud_Mask:valid_max = 255 ;
byte Integer_Cloud_Mask(number_of_lines, number_of_pixels) ;
Integer_Cloud_Mask:long_name = "VIIRS Integer Cloud Mask" ;
Integer_Cloud_Mask:DataDescription = "VIIRS cloud mask bits 1 & 2 converted to integer (0 = cloudy, 1= probably cloudy, 2 = probably clear, 3 = confident clear, -1 = no result)" ;
Integer_Cloud_Mask:units = "none" ;
Integer_Cloud_Mask:_FillValue = -1b ;
Integer_Cloud_Mask:valid_min = 0s ;
Integer_Cloud_Mask:valid_max = 3s ;
ubyte Quality_Assurance(number_of_lines, number_of_pixels, QA_dimension) ;
Quality_Assurance:long_name = "Quality Assurance for VIIRS Cloud Mask" ;
Quality_Assurance:units = "none" ;
Quality_Assurance:_FillValue = 0UB ;
Quality_Assurance:valid_min = 1 ;
Quality_Assurance:valid_max = 255 ;
} // group geophysical_data
group: scan_line_attributes {
variables:
double scan_start_time(number_of_scans) ;
scan_start_time:long_name = "Scan start time (TAI93)" ;
scan_start_time:units = "seconds" ;
scan_start_time:_FillValue = -999.9 ;
scan_start_time:valid_min = 0. ;
scan_start_time:valid_max = 2000000000. ;
} // group scan_line_attributes
}