Dataset: cmems_obs-oc_glo_bgc-transp_nrt_l4-gapfree-multi-4km_P1D#

Dataset identifier: cmems_obs-oc_glo_bgc-transp_nrt_l4-gapfree-multi-4km_P1D
Data store: cmems

How to open this dataset in AVL JupyterLab  

cmems_store = new_data_store('cmems')
ds = cmems_store.open_data('cmems_obs-oc_glo_bgc-transp_nrt_l4-gapfree-multi-4km_P1D')

Bounding box map#

Bounding box map
Map tiles and data from OpenStreetMap, under the ODbL.

Basic information#

Parameter Value
Bounding box longitude (°) -180 to 180
Bounding box latitude (°) -90 to 90
Time range 2023-04-09 to 2023-04-14
Time period 1D
Publisher CMEMS

Click here for full dataset metadata.

Variable list#

Click on a variable name to jump to the variable’s full metadata.

Variable Long name Units
KD490 Diffuse attenuation coefficient - Mean of the binned pixels m-1
KD490_uncertainty Diffuse attenuation coefficient - Uncertainty estimation %
ZSD Secchi disk depth - Mean of the binned pixels m
ZSD_uncertainty Secchi disk depth - Uncertainty estimation %
flags Flags [none]

Full variable metadata#

KD490#

Field Value
input_files_reprocessings Processors versions: MODIS R2022.0NRT/VIIRSN R2022.0NRT/OLCIA 07.02+07.02NR/VIIRSJ1 R2022.0NRT/OLCIB 07.02+07.02NR
type surface
ancillary_variables flags KD490_uncertainty
standard_name volume_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water
long_name Diffuse attenuation coefficient - Mean of the binned pixels
valid_min 0.0
units m-1
coverage_content_type modelResult
valid_max 1000.0

KD490_uncertainty#

Field Value
long_name Diffuse attenuation coefficient - Uncertainty estimation
valid_min 0
units %
coverage_content_type qualityInformation
valid_max 32767

ZSD#

Field Value
input_files_reprocessings Processors versions: MODIS R2022.0NRT/VIIRSN R2022.0NRT/OLCIA 07.02+07.02NR/VIIRSJ1 R2022.0NRT/OLCIB 07.02+07.02NR
type surface
ancillary_variables flags ZSD_uncertainty
standard_name secchi_depth_of_sea_water
long_name Secchi disk depth - Mean of the binned pixels
valid_min 0.0
units m
coverage_content_type modelResult
valid_max 1000.0

ZSD_uncertainty#

Field Value
long_name Secchi disk depth - Uncertainty estimation
valid_min 0
units %
coverage_content_type qualityInformation
valid_max 32767

flags#

Field Value
standard_name status_flag
coverage_content_type auxiliaryInformation
long_name Flags
flag_meanings LAND INTERPOLATED
flag_masks 1, 2
valid_min 0
valid_max 3

Full dataset metadata#

Field Value
lon_step 0.041666668
keywords EARTH SCIENCE > OCEANS > OCEAN OPTICS > ATTENUATION/TRANSMISSION, EARTH SCIENCE > OCEANS > OCEAN OPTICS > SECCHI DEPTH
cmems_product_id OCEANCOLOUR_GLO_BGC_L4_NRT_009_102
lat_step 0.041666668
grid_mapping Equirectangular
title cmems_obs-oc_glo_bgc-transp_nrt_l4-gapfree-multi-4km_P1D
period_end_day 20230414
duration_time PT108859S
standard_name_vocabulary NetCDF Climate and Forecast (CF) Metadata Convention
nb_equ_bins 8640
geospatial_bounds POLYGON ((90.000000 -180.000000, 90.000000 180.000000, -90.000000 180.000000, -90.000000 -180.000000, 90.000000 -180.000000))
overall_quality mode=nrt
DPM_reference GC-UD-ACRI-PUG
stop_date 2023-04-15 UTC
time_coverage_start 2023-04-13T20:44:20Z
grid_resolution 4.6383123
sensor_name MODISA,VIIRSN,OLCIa,VIIRSJ1,OLCIb
summary CMEMS product: cmems_obs-oc_glo_bgc-transp_nrt_l4-gapfree-multi-4km_P1D, generated by ACRI-ST
westernmost_valid_longitude -180.0
source surface observation
pct_bins 100.0
distribution_statement See CMEMS Data License
geospatial_bounds_crs EPSG:4326
parameter_code KD490,ZSD
creation_time 13:26:57 UTC
software_name globcolour_l3_reproject
creation_date 2023-04-15 UTC
Conventions CF-1.8, ACDD-1.3
sensor Moderate Resolution Imaging Spectroradiometer,Visible Infrared Imaging Radiometer Suite,Ocean and Land Colour Instrument
time_coverage_duration PT108859S
keywords_vocabulary NASA Global Change Master Directory (GCMD) Science Keywords
southernmost_valid_latitude -66.79167
license See CMEMS Data License
comment average
time_coverage_resolution P1D
geospatial_vertical_max 0
references http://www.globcolour.info GlobColour has been originally funded by ESA with data from ESA, NASA, NOAA and GeoEye. This version has received funding from the European Community s Seventh Framework Programme ([FP7/2007-2013]) under grant agreement n. 282723 [OSS2015 project].
registration 5
nb_grid_bins 37324800
geospatial_lat_max 89.979164
publication Andre Morel, Yannick Huot, Bernard Gentili, P. Jeremy Werdell, Stanford B. Hooker, Bryan A. Franz, Examining the consistency of products derived from various ocean color sensors in open ocean (Case 1) waters in the perspective of a multi-sensor approach, Remote Sensing of Environment, 111 (2007), 69-88, doi:10.1016/j.rse.2007.03.012
platform Aqua,Suomi-NPP,Sentinel-3a,JPSS-1 (NOAA-20),Sentinel-3b
northernmost_valid_latitude 82.5
northernmost_latitude 90.0
IODD_reference GC-UD-ACRI-PUG
start_date 2023-04-13 UTC
processing_level L4
product_level 4
citation The Licensees will ensure that original CMEMS products - or value added products or derivative works developed from CMEMS Products including publications and pictures - shall credit CMEMS by explicitly making mention of the originator (CMEMS) in the following manner: <Generated using CMEMS Products, production centre ACRI-ST>
software_version 2022.2
creator_email servicedesk.cmems@acri-st.fr
nb_bins 37324800
easternmost_valid_longitude 180.00002
geospatial_lat_min -89.97917
institution ACRI
geospatial_lon_max 179.97917
geospatial_lon_min -179.97917
acknowledgement The Licensees will ensure that original CMEMS products - or value added products or derivative works developed from CMEMS Products including publications and pictures - shall credit CMEMS by explicitly making mention of the originator (CMEMS) in the following manner: <Generated using CMEMS Products, production centre ACRI-ST>
project CMEMS
file_quality_index 0
southernmost_latitude -90.0
period_duration_day P1D
history Created using software developed at ACRI-ST
site_name GLO
geospatial_bounds_vertical_crs EPSG:5829
easternmost_longitude 180.0
publisher_name CMEMS
id 20230414_cmems_obs-oc_glo_bgc-transp_nrt_l4-gapfree-multi-4km_P1D
naming_authority CMEMS
earth_radius 6378.137
netcdf_version_id 4.3.3.1 of Jul 8 2016 18:15:50 $
stop_time 02:58:38 UTC
publisher_url http://marine.copernicus.eu
parameter Diffuse attenuation coefficient,Secchi disk depth
start_time 20:44:20 UTC
cmems_production_unit OC-ACRI-NICE-FR
period_start_day 20230414
publisher_email servicedesk.cmems@mercator-ocean.eu
geospatial_vertical_min 0
creator_url http://marine.copernicus.eu
sensor_name_list MOD,VIR,OLA,VJ1,OLB
product_type day
creator_name ACRI
time_coverage_end 2023-04-15T02:58:38Z
product_name 20230414_cmems_obs-oc_glo_bgc-transp_nrt_l4-gapfree-multi-4km_P1D
contact servicedesk.cmems@acri-st.fr
westernmost_longitude -180.0
geospatial_vertical_positive up
date_created 2023-04-15T13:26:57Z
nb_valid_bins 20162178
pct_valid_bins 54.018180941358025