five

Chlorophyll-a, Aqua MODIS, NPP, 0.025 degrees, Pacific Ocean, 2013-present, EXPERIMENTAL (5 Day Composite)

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coastwatch.pfeg.noaa.gov2024-12-02 更新2025-03-23 收录
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NOAA CoastWatch distributes chlorophyll-a concentration data from NASA's Aqua Spacecraft. Measurements are gathered by the Moderate Resolution Imaging Spectroradiometer (MODIS) carried aboard the spacecraft. The algorithm currently used in processing the water leaving radiance to chlorophyll concentration has not yet been accepted as science quality. In addition, assumptions are made in the atmospheric correction in order to provide the data in a timely manner. acknowledgement=NOAA NESDIS COASTWATCH, NOAA SWFSC ERD cdm_data_type=Grid composite=true contributor_name=NASA GSFC (OBPG) contributor_role=Source of level 2 data. Conventions=COARDS, CF-1.6, ACDD-1.3 Easternmost_Easting=320.0 files=MB2024332_2024332_chla.nc, MB2024333_2024333_chla.nc, MB2024334_2024334_chla.nc, MB2024335_2024335_chla.nc, MB2024336_2024336_chla.nc geospatial_lat_max=65.0 geospatial_lat_min=-45.0 geospatial_lat_resolution=0.025 geospatial_lat_units=degrees_north geospatial_lon_max=320.0 geospatial_lon_min=120.0 geospatial_lon_resolution=0.025 geospatial_lon_units=degrees_east geospatial_vertical_max=0.0 geospatial_vertical_min=0.0 geospatial_vertical_positive=up geospatial_vertical_units=m infoUrl=https://coastwatch.pfeg.noaa.gov/infog/MB_chla_las.html institution=NOAA NMFS SWFSC ERD keywords_vocabulary=GCMD Science Keywords naming_authority=gov.noaa.pfeg.coastwatch Northernmost_Northing=65.0 origin=NASA GSFC (OBPG) processing_level=3 project=CoastWatch (https://coastwatch.noaa.gov/) projection=geographic projection_type=mapped references=Aqua/MODIS information: https://oceancolor.gsfc.nasa.gov/ . MODIS information: https://coastwatch.noaa.gov/cw_html/OceanColor_NRT_MODIS_Aqua.html . satellite=Aqua sensor=MODIS source=satellite observation: Aqua, MODIS sourceUrl=(local files) Southernmost_Northing=-45.0 standard_name_vocabulary=CF Standard Name Table v70 testOutOfDate=now-5days time_coverage_end=2024-11-29T12:00:00Z time_coverage_start=2013-03-11T12:00:00Z Westernmost_Easting=120.0

美国国家海洋和大气管理局海岸观测站(NOAA CoastWatch)分发源自美国国家航空航天局(NASA)Aqua航天器的叶绿素-a(chlorophyll-a)浓度数据。该数据由搭载于该航天器的中分辨率成像光谱仪(Moderate Resolution Imaging Spectroradiometer, MODIS)采集获取。当前用于将水体出射辐亮度反演为叶绿素浓度的算法尚未被认定为符合科学级质量标准。此外,为保障数据的及时分发,在大气校正环节采用了若干假设条件。 致谢:NOAA NESDIS COASTWATCH、NOAA SWFSC ERD CDM数据类型:格网(Grid) 合成数据:是 贡献者名称:NASA GSFC (OBPG) 贡献者角色:二级数据来源 遵循规范:COARDS、CF-1.6、ACDD-1.3 最东东向坐标:320.0 数据文件:MB2024332_2024332_chla.nc、MB2024333_2024333_chla.nc、MB2024334_2024334_chla.nc、MB2024335_2024335_chla.nc、MB2024336_2024336_chla.nc 地理纬度最大值:65.0 地理纬度最小值:-45.0 地理纬度分辨率:0.025 地理纬度单位:北纬度数 地理经度最大值:320.0 地理经度最小值:120.0 地理经度分辨率:0.025 地理经度单位:东经度数 地理垂直方向最大值:0.0 地理垂直方向最小值:0.0 地理垂直正方向:向上 地理垂直单位:米 信息链接:https://coastwatch.pfeg.noaa.gov/infog/MB_chla_las.html 所属机构:NOAA NMFS SWFSC ERD 关键词词汇表:GCMD科学关键词 命名权限机构:gov.noaa.pfeg.coastwatch 最北北向坐标:65.0 数据来源:NASA GSFC (OBPG) 处理级别:3级 所属项目:CoastWatch(https://coastwatch.noaa.gov/) 投影方式:地理投影 投影类型:映射投影 参考文献:Aqua/MODIS相关信息:https://oceancolor.gsfc.nasa.gov/;MODIS相关信息:https://coastwatch.noaa.gov/cw_html/OceanColor_NRT_MODIS_Aqua.html 搭载卫星:Aqua 传感器:MODIS 数据来源:卫星观测:Aqua、MODIS 数据来源链接:(本地文件) 最南北向坐标:-45.0 标准名称词汇表:CF标准名称表v70 过期测试阈值:距当前时间5天 时间覆盖范围结束:2024-11-29T12:00:00Z 时间覆盖范围开始:2013-03-11T12:00:00Z 最西东向坐标:120.0
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