IdentifierProductDOI: | 10.5067/AURA/OMI/DATA3010 |
ProductGenerationAlgorithm: | OMHCHOd |
RangeBeginningDate: | 2017-08-16 |
ContactPersonName: | Kelly Chance |
GranuleID: | OMI-Aura_L3-OMHCHOd_2017m0816_v003-2019m0726t144633.nc |
RangeBeginningTime: | 00:00:00Z |
RangeEndingTime: | 00:00:00Z |
ContactPersonEmail: | kchange@cfa.harvard.edu |
DataSetQuality: | OMHCHOd dataset has been computed after excluding level 2 observations with SZA > 70 and cloud fraction > 0.3 and including only the highest quality retrievals as characterized by the level 2 product quality flags. Further details can be found in the OMHCHOd.README file |
ProcessingLevel: | Level 3 |
VersionID: | 003 |
IdentifierProductionDOIAuthority: | https://www.doi.org |
references: | Sun et al., 2018 (https://doi.org/10.5194/amt-11-6679-2018),Gonzalez Abad et al., 2015 (https://doi.org/10.5194/amt-8-19-2015) |
SouthernmostLatitude: | -90.00000000 |
ContactPersonRole: | Lead algorithm scientist |
ObservationArea: | Global |
institution: | OMI SIPS |
ProductionDateTime: | 2019m0726t144633Z |
NorthernmostLatitude: | 90.00000000 |
MaximumCloudFraction: | 0.3000000119 |
ProductGenerationAlgorithmVersion: | 0.0.5 |
LongitudeResolution: | 0.1000000015 |
title: | OMI/Aura Formaldehyde (HCHO) Total Column Daily L3 Weighted Mean Global 0.1deg Lat/Lon Grid |
MaximumSZA: | 70.00000000 |
Format: | NetCDF-4 |
EasternmostLongitude: | 180.0000000 |
InputOriginalFile: | OMI-Aura_L2-OMHCHO_2017m0815t2235-o69604_v003-2017m0816t072827.he5,OMI-Aura_L2-OMHCHO_2017m0816t0014-o69605_v003-2017m0816t073117.he5,OMI-Aura_L2-OMHCHO_2017m0816t0153-o69606_v003-2017m0816t090945.he5,OMI-Aura_L2-OMHCHO_2017m0816t0332-o69607_v003-2017m0816t110058.he5,OMI-Aura_L2-OMHCHO_2017m0816t0510-o69608_v003-2017m0816t124604.he5,OMI-Aura_L2-OMHCHO_2017m0816t0649-o69609_v003-2017m0816t163825.he5,OMI-Aura_L2-OMHCHO_2017m0816t0828-o69610_v003-2017m0816t172435.he5,OMI-Aura_L2-OMHCHO_2017m0816t1007-o69611_v003-2017m0816t173629.he5,OMI-Aura_L2-OMHCHO_2017m0816t1146-o69612_v003-2017m0816t184931.he5,OMI-Aura_L2-OMHCHO_2017m0816t1325-o69613_v003-2017m0817t173956.he5,OMI-Aura_L2-OMHCHO_2017m0816t1504-o69614_v003-2017m0817t174849.he5,OMI-Aura_L2-OMHCHO_2017m0816t1643-o69615_v003-2017m0817t013347.he5,OMI-Aura_L2-OMHCHO_2017m0816t1821-o69616_v003-2017m0817t030933.he5,OMI-Aura_L2-OMHCHO_2017m0816t2000-o69617_v003-2017m0817t030825.he5,OMI-Aura_L2-OMHCHO_2017m0816t2139-o69618_v003-2017m0817t044456.he5,OMI-Aura_L2-OMHCHO_2017m0816t2318-o69619_v003-2017m0817t062729.he5 |
Conventions: | CF-1.7 |
source: | OMI |
DayOfYear: | 228 |
LatitudeResolution: | 0.1000000015 |
LongName: | OMI/Aura Formaldehyde (HCHO) Total Column Daily L3 Weighted Mean Global 0.1deg Lat/Lon Grid |
RangeEndingDate: | 2017-08-17 |
ShortName: | OMHCHOd |
WesternmostLongitude: | -180.0000000 |
history: | 2019m0726t144633Z; Original file created by OMI SIPS |
key_science_data_column_amount: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000015e+30 comment: mean formaldehyde column amount; units of molecules/cm^2 long_name: HCHO column amount units: molecules/cm^2 coordinates: longitude latitude _Storage: contiguous origname: column_amount fullnamepath: /key_science_data/column_amount |
key_science_data_column_uncertainty: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000015e+30 comment: mean column amount uncertainty; units of molecules/cm^2 long_name: HCHO column uncertainty units: molecules/cm^2 coordinates: longitude latitude _Storage: contiguous origname: column_uncertainty fullnamepath: /key_science_data/column_uncertainty |
support_data_albedo: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000015e+30 comment: surface albedo long_name: surface albedo units: 1 valid_min: 0.000000000 valid_max: 1.000000000 coordinates: longitude latitude _Storage: contiguous origname: albedo fullnamepath: /support_data/albedo |
support_data_terrain_height: | Array of 16 bit Integers [latitude = 0..1799][longitude = 0..3599] _FillValue: -30000 comment: terrain height long_name: terrain height units: m valid_min: -1000 valid_max: 10000 coordinates: longitude latitude _Storage: contiguous origname: terrain_height fullnamepath: /support_data/terrain_height |
support_data_cloud_fraction: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000015e+30 comment: cloud fraction for AMF calculation long_name: AMF cloud fraction units: 1 valid_min: 0.000000000 valid_max: 1.000000000 coordinates: longitude latitude _Storage: contiguous origname: cloud_fraction fullnamepath: /support_data/cloud_fraction |
support_data_cloud_pressure: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000015e+30 comment: cloud pressure for AMF calculation long_name: AMF cloud pressure units: hPa valid_min: 0.000000000 valid_max: 1200.000000 coordinates: longitude latitude _Storage: contiguous origname: cloud_pressure fullnamepath: /support_data/cloud_pressure |
support_data_amf: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000015e+30 comment: air mass factor (AMF) long_name: air mass factor units: 1 valid_min: 0.000000000 valid_max: 100.0000000 coordinates: longitude latitude _Storage: contiguous origname: amf fullnamepath: /support_data/amf |
support_data_sample_weight: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000015e+30 comment: sample weight long_name: sample weight units: 1 valid_min: 0.000000000 coordinates: longitude latitude _Storage: contiguous origname: sample_weight fullnamepath: /support_data/sample_weight |
qa_statistics_num_samples: | Array of 32 bit Reals [latitude = 0..1799][longitude = 0..3599] _FillValue: -1.000000000 comment: number of samples in the calculation considering the summed spatial sensitivity of all satellite pixels in each level 3 grid box long_name: number of samples units: 1 valid_min: 0.000000000 valid_max: 1000.000000 coordinates: longitude latitude _Storage: contiguous origname: num_samples fullnamepath: /qa_statistics/num_samples |
qa_statistics_data_quality_flag: | Array of 16 bit Integers [latitude = 0..1799][longitude = 0..3599] _FillValue: 2 comment: main data quality flag. 0 (good, number of samples > 0.1)1 (good, number of samples < 0.1) 2 (bad / not computed) long_name: main data quality flag falg_values: 0, 1, 2 flag_meanings: good_number_of_samples_greater_than_0.1 good_number_of_samples_less_than_0.1 bad_or_not_computed valid_min: 0 valid_max: 2 coordinates: longitude latitude _Storage: contiguous origname: data_quality_flag fullnamepath: /qa_statistics/data_quality_flag |
latitude: | Array of 32 bit Reals [latitude = 0..1799] _FillValue: -1.000000015e+30 comment: latitude at grid box center long_name: latitude units: degrees_north valid_min: -90.00000000 valid_max: 90.00000000 _Storage: contiguous origname: latitude fullnamepath: /latitude |
longitude: | Array of 32 bit Reals [longitude = 0..3599] _FillValue: -1.000000015e+30 comment: longitude at grid box center long_name: longitude units: degrees_east valid_min: -180.0000000 valid_max: 180.0000000 _Storage: contiguous origname: longitude fullnamepath: /longitude |