HDF5 file, superblock version 2
group /
	attribute Conventions = "CF-1.7"
	attribute Metadata_Conventions = "Unidata Dataset Discovery v1.0"
	attribute cdm_data_type = "Image"
	attribute dataset_name = "OR_ABI-L2-ACHTF-M6_G16_s20202071820241_e20202071829549_c20202071831014.nc"
	attribute date_created = "2020-07-25T18:31:01.4Z"
	attribute id = "0388becd-aa0f-407a-a0c2-46f400cb690b"
	attribute institution = "DOC/NOAA/NESDIS > U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Services"
	attribute instrument_ID = "FM1"
	attribute instrument_type = "GOES R Series Advanced Baseline Imager"
	attribute iso_series_metadata_id = "8c98eff0-afda-11e1-afa6-0800200c9a66"
	attribute keywords = "ATMOSPHERE > CLOUDS > CLOUD TOP TEMPERATURE"
	attribute keywords_vocabulary = "NASA Global Change Master Directory (GCMD) Earth Science Keywords, Version 7.0.0.0.0"
	attribute license = "Unclassified data.  Access is restricted to approved users only."
	attribute naming_authority = "gov.nesdis.noaa"
	attribute orbital_slot = "GOES-East"
	attribute platform_ID = "G16"
	attribute processing_level = "National Aeronautics and Space Administration (NASA) L2"
	attribute production_data_source = "Realtime"
	attribute production_environment = "OE"
	attribute production_site = "NSOF"
	attribute project = "GOES"
	attribute scene_id = "Full Disk"
	attribute spatial_resolution = "2km at nadir"
	attribute standard_name_vocabulary = "CF Standard Name Table (v35, 20 July 2016)"
	attribute summary = "The Cloud Top Temperature product consists of the temperature at the top of clouds. The product is derived using a physical retrieval composed of a radiative transfer model that calculates clear sky radiances, which is then used to compute the air temperature at cloud top. Product data is generated both day and night."
	attribute time_coverage_end = "2020-07-25T18:29:54.9Z"
	attribute time_coverage_start = "2020-07-25T18:20:24.1Z"
	attribute timeline_id = "ABI Mode 6"
	attribute title = "ABI L2 Cloud Top Temperature"
dataset /DQF: int8, shape (5424, 5424)
	attribute _FillValue = -1
	attribute _Unsigned = "true"
	attribute cell_methods = "local_zenith_angle: point solar_zenith_angle: point t: point area: point"
	attribute coordinates = "local_zenith_angle solar_zenith_angle t y x"
	attribute flag_meanings = "good_quality_qf invalid_due_to_not_geolocated_qf invalid_due_to_LZA_threshold_exceeded_qf invalid_due_to_bad_or_missing_brightness_temp_data_qf invalid_due_to_clear_or_probably_clear_sky_qf invalid_due_to_unknown_cloud_type_qf invalid_due_to_nonconvergent_retrieval_qf"
	attribute flag_values = 0, 1, 2, 3, 4, 5, 6
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "ABI L2+ Cloud Top Temperature data quality flags"
	attribute number_of_qf_values = 7
	attribute percent_good_quality_qf = 0.595153391
	attribute percent_invalid_due_to_LZA_threshold_exceeded_qf = 0.118355498
	attribute percent_invalid_due_to_bad_or_missing_brightness_temp_data_qf = 0.0117474003
	attribute percent_invalid_due_to_clear_or_probably_clear_sky_qf = 0.282714307
	attribute percent_invalid_due_to_nonconvergent_retrieval_qf = 0.00376340002
	attribute percent_invalid_due_to_not_geolocated_qf = 0.129586607
	attribute percent_invalid_due_to_unknown_cloud_type_qf = 0.0
	attribute standard_name = "status_flag"
	attribute units = "1"
	attribute valid_range = 0, 6
dataset /TEMP: int16, shape (5424, 5424)
	attribute _FillValue = -1
	attribute _Unsigned = "true"
	attribute add_offset = 180.0
	attribute ancillary_variables = "DQF"
	attribute cell_methods = "local_zenith_angle: point (good quality pixel produced) solar_zenith_angle: point (good quality pixel produced) t: point area: point"
	attribute coordinates = "local_zenith_angle solar_zenith_angle t y x"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "ABI L2+ Cloud Top Temperature"
	attribute resolution = "y: 0.000056 rad x: 0.000056 rad"
	attribute scale_factor = 0.00244163
	attribute standard_name = "air_temperature_at_cloud_top"
	attribute units = "K"
	attribute valid_range = 0, -6
dataset /algorithm_dynamic_input_data_container: int32, shape ()
	attribute input_ABI_L1b_radiance_band_14_2km_data = "OR_ABI-L1b-RADF-M6C14_G16_s20202071820241_e20202071829549_c*.nc"
	attribute input_ABI_L2_brightness_temperature_band_14_2km_data = "OR_ABI-L2-CMIPF-M6C14_G16_s20202071820241_e20202071829549_c*.nc"
	attribute input_ABI_L2_brightness_temperature_band_15_2km_data = "OR_ABI-L2-CMIPF-M6C15_G16_s20202071820241_e20202071829549_c*.nc"
	attribute input_ABI_L2_brightness_temperature_band_16_2km_data = "OR_ABI-L2-CMIPF-M6C16_G16_s20202071820241_e20202071829549_c*.nc"
	attribute input_ABI_L2_intermediate_product_4_level_cloud_mask_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_radiance_band_14_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_radiance_band_14_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_radiance_band_15_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_radiance_band_15_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_radiance_band_16_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_radiance_band_16_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_transmittance_band_14_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_transmittance_band_15_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_clear_sky_transmittance_band_16_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_cloudy_sky_radiance_band_14_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_cloudy_sky_radiance_band_15_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_CRTM_cloudy_sky_radiance_band_16_profile_data = "null"
	attribute input_ABI_L2_intermediate_product_cloud_type_data = "null"
	attribute input_dynamic_ancillary_NWP_geopotential_height_profile_data = "null"
	attribute input_dynamic_ancillary_NWP_pressure_profile_data = "null"
	attribute input_dynamic_ancillary_NWP_surface_level_index_data = "null"
	attribute input_dynamic_ancillary_NWP_surface_pressure_data = "null"
	attribute input_dynamic_ancillary_NWP_surface_temperature_data = "null"
	attribute input_dynamic_ancillary_NWP_temperature_inversion_profile_data = "null"
	attribute input_dynamic_ancillary_NWP_temperature_profile_data = "null"
	attribute input_dynamic_ancillary_NWP_tropopause_level_index_data = "null"
	attribute input_dynamic_ancillary_NWP_tropopause_temperature_data = "null"
	attribute long_name = "container for filenames of dynamic algorithm input data"
dataset /algorithm_product_version_container: int32, shape ()
	attribute algorithm_version = "OR_ABI-L2-ALG-ACH_v01r00.zip"
	attribute long_name = "container for algorithm package filename and product version"
	attribute product_version = "v01r00"
dataset /band: float32, shape (1)
dataset /cloud_pixels: int32, shape ()
	attribute _FillValue = -1
	attribute cell_methods = "t: sum area: sum (interval: 0.000056 rad comment: based on temporally coincident intermediate 4-level cloud mask produced by clear sky mask algorithm) where cloud"
	attribute coordinates = "t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "number of cloudy or probably cloudy pixels"
	attribute units = "count"
dataset /geospatial_lat_lon_extent: float32, shape ()
	attribute geospatial_eastbound_longitude = 6.29949999
	attribute geospatial_lat_center = 0.0
	attribute geospatial_lat_nadir = 0.0
	attribute geospatial_lat_units = "degrees_north"
	attribute geospatial_lon_center = -75.0
	attribute geospatial_lon_nadir = -75.0
	attribute geospatial_lon_units = "degrees_east"
	attribute geospatial_northbound_latitude = 81.3282013
	attribute geospatial_southbound_latitude = -81.3282013
	attribute geospatial_westbound_longitude = -156.2995
	attribute long_name = "geospatial latitude and longitude references"
dataset /goes_imager_projection: int32, shape ()
	attribute grid_mapping_name = "geostationary"
	attribute inverse_flattening = 298.2572221
	attribute latitude_of_projection_origin = 0.0
	attribute long_name = "GOES-R ABI fixed grid projection"
	attribute longitude_of_projection_origin = -75.0
	attribute perspective_point_height = 35786023.0
	attribute semi_major_axis = 6378137.0
	attribute semi_minor_axis = 6356752.31414
	attribute sweep_angle_axis = "x"
dataset /local_zenith_angle: float32, shape ()
	attribute bounds = "local_zenith_angle_bounds"
	attribute long_name = "threshold angle between the line of sight to the satellite and the local zenith at the observation target for good quality cloud top temperature, pressure and height data production"
	attribute standard_name = "platform_zenith_angle"
	attribute units = "degree"
dataset /local_zenith_angle_bounds: float32, shape (2)
	attribute long_name = "local zenith angle degree range where good quality cloud top temperature, pressure and height data is produced"
dataset /maximum_cloud_top_temperature: float32, shape ()
	attribute _FillValue = -999.0
	attribute cell_methods = "local_zenith_angle: sum solar_zenith_angle: sum t: sum area: maximum (interval: 0.000056 rad comment: good quality pixels only) where cloud"
	attribute coordinates = "local_zenith_angle solar_zenith_angle t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "maximum cloud top temperature"
	attribute standard_name = "air_temperature_at_cloud_top"
	attribute units = "K"
	attribute valid_range = 180.0, 340.0
dataset /mean_cloud_top_temperature: float32, shape ()
	attribute _FillValue = -999.0
	attribute cell_methods = "local_zenith_angle: sum solar_zenith_angle: sum t: sum area: mean (interval: 0.000056 rad comment: good quality pixels only) where cloud"
	attribute coordinates = "local_zenith_angle solar_zenith_angle t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "mean cloud top temperature"
	attribute standard_name = "air_temperature_at_cloud_top"
	attribute units = "K"
	attribute valid_range = 180.0, 340.0
dataset /minimum_cloud_top_temperature: float32, shape ()
	attribute _FillValue = -999.0
	attribute cell_methods = "local_zenith_angle: sum solar_zenith_angle: sum t: sum area: minimum (interval: 0.000056 rad comment: good quality pixels only) where cloud"
	attribute coordinates = "local_zenith_angle solar_zenith_angle t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "minimum cloud top temperature"
	attribute standard_name = "air_temperature_at_cloud_top"
	attribute units = "K"
	attribute valid_range = 180.0, 340.0
dataset /nominal_satellite_height: float32, shape ()
	attribute _FillValue = -999.0
	attribute long_name = "nominal satellite height above GRS 80 ellipsoid (platform altitude)"
	attribute standard_name = "height_above_reference_ellipsoid"
	attribute units = "km"
dataset /nominal_satellite_subpoint_lat: float32, shape ()
	attribute _FillValue = -999.0
	attribute long_name = "nominal satellite subpoint latitude (platform latitude)"
	attribute standard_name = "latitude"
	attribute units = "degrees_north"
dataset /nominal_satellite_subpoint_lon: float32, shape ()
	attribute _FillValue = -999.0
	attribute long_name = "nominal satellite subpoint longitude (platform longitude)"
	attribute standard_name = "longitude"
	attribute units = "degrees_east"
dataset /number_of_LZA_bounds: float32, shape (2)
dataset /number_of_SZA_bounds: float32, shape (2)
dataset /number_of_image_bounds: float32, shape (2)
dataset /number_of_time_bounds: float32, shape (2)
dataset /outlier_pixels: int32, shape ()
	attribute _FillValue = -1
	attribute cell_methods = "local_zenith_angle: sum solar_zenith_angle: sum t: sum area: sum (interval: 0.000056 rad comment: good quality pixels whose values are outside valid measurement range only) where cloud"
	attribute coordinates = "local_zenith_angle solar_zenith_angle t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "number of cloud top temperature pixels whose value is outside valid measurement range"
	attribute units = "count"
dataset /percent_uncorrectable_GRB_errors: float32, shape ()
	attribute _FillValue = -999.0
	attribute cell_methods = "t: sum area: sum (uncorrectable GRB errors only)"
	attribute coordinates = "t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "percent data lost due to uncorrectable GRB errors"
	attribute units = "percent"
	attribute valid_range = 0.0, 1.0
dataset /percent_uncorrectable_L0_errors: float32, shape ()
	attribute _FillValue = -999.0
	attribute cell_methods = "t: sum area: sum (uncorrectable L0 errors only)"
	attribute coordinates = "t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "percent data lost due to uncorrectable L0 errors"
	attribute units = "percent"
	attribute valid_range = 0.0, 1.0
dataset /processing_parm_version_container: int32, shape ()
	attribute L2_processing_parm_version = "OR-PARM-ACH_v01r00.zip, OR-PARM-SEMISTATIC_v01r00.zip, OR-PARM-ANCILLARY_v01r00.zip, OR-PARM-AUXILIARY_v01r00.zip, OR-PARM-TARP_v01r00.zip"
	attribute long_name = "container for processing parameter filenames"
dataset /solar_zenith_angle: float32, shape ()
	attribute bounds = "solar_zenith_angle_bounds"
	attribute long_name = "threshold angle between the line of sight to the sun and the local zenith at the observation target for good quality cloud top temperature, pressure and height data production"
	attribute standard_name = "solar_zenith_angle"
	attribute units = "degree"
dataset /solar_zenith_angle_bounds: float32, shape (2)
	attribute long_name = "solar zenith angle degree range where good quality cloud top temperature, pressure and height data is produced"
dataset /std_dev_cloud_top_temperature: float32, shape ()
	attribute _FillValue = -999.0
	attribute cell_methods = "local_zenith_angle: sum solar_zenith_angle: sum t: sum area: standard_deviation (interval: 0.000056 rad comment: good quality pixels only) where cloud"
	attribute coordinates = "local_zenith_angle solar_zenith_angle t y_image x_image"
	attribute grid_mapping = "goes_imager_projection"
	attribute long_name = "standard deviation of cloud top temperature values"
	attribute standard_name = "air_temperature_at_cloud_top"
	attribute units = "K"
dataset /t: float64, shape ()
	attribute axis = "T"
	attribute bounds = "time_bounds"
	attribute long_name = "J2000 epoch mid-point between the start and end image scan in seconds"
	attribute standard_name = "time"
	attribute units = "seconds since 2000-01-01 12:00:00"
dataset /time_bounds: float64, shape (2)
	attribute long_name = "Scan start and end times in seconds since epoch (2000-01-01 12:00:00)"
dataset /x: int16, shape (5424)
	attribute add_offset = -0.151843995
	attribute axis = "X"
	attribute long_name = "GOES fixed grid projection x-coordinate"
	attribute scale_factor = 5.60000008e-05
	attribute standard_name = "projection_x_coordinate"
	attribute units = "rad"
// x: first 0, last 5423, count 5424
dataset /x_image: float32, shape ()
	attribute axis = "X"
	attribute long_name = "GOES-R fixed grid projection x-coordinate center of image"
	attribute standard_name = "projection_x_coordinate"
	attribute units = "rad"
dataset /x_image_bounds: float32, shape (2)
	attribute long_name = "GOES-R fixed grid projection x-coordinate west/east extent of image"
	attribute units = "rad"
dataset /y: int16, shape (5424)
	attribute add_offset = 0.151843995
	attribute axis = "Y"
	attribute long_name = "GOES fixed grid projection y-coordinate"
	attribute scale_factor = -5.60000008e-05
	attribute standard_name = "projection_y_coordinate"
	attribute units = "rad"
// y: first 0, last 5423, count 5424
dataset /y_image: float32, shape ()
	attribute axis = "Y"
	attribute long_name = "GOES-R fixed grid projection y-coordinate center of image"
	attribute standard_name = "projection_y_coordinate"
	attribute units = "rad"
dataset /y_image_bounds: float32, shape (2)
	attribute long_name = "GOES-R fixed grid projection y-coordinate north/south extent of image"
	attribute units = "rad"