{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:17:16.243083", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2020-Jul-04_to_2020-Jul-07_305.5_-14.5"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2020070001575}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "July 04 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 07 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 65393.969638039416}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["Brazil"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": []}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": -14.5}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 305.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "305.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 303.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 305.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -18.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-56.53, -14.97], [-56.0, -14.75], [-55.698, -14.875], [-55.646, -14.75], [-55.75, -14.5], [-55.53, -13.97], [-55.177, -13.823], [-55.146, -13.75], [-55.25, -13.5], [-55.03, -12.97], [-54.5, -12.75], [-53.97, -12.97], [-53.75, -13.5], [-53.854, -13.75], [-53.75, -14.0], [-53.854, -14.25], [-53.75, -14.5], [-53.854, -14.75], [-53.75, -15.0], [-53.854, -15.25], [-53.75, -15.5], [-53.97, -16.03], [-54.323, -16.177], [-54.375, -16.302], [-53.97, -16.47], [-53.75, -17.0], [-53.97, -17.53], [-54.5, -17.75], [-54.75, -17.646], [-55.0, -17.75], [-55.25, -17.646], [-55.323, -17.677], [-55.47, -18.03], [-55.823, -18.177], [-55.97, -18.53], [-56.5, -18.75], [-57.03, -18.53], [-57.25, -18.0], [-57.03, -17.47], [-56.677, -17.323], [-56.625, -17.198], [-56.75, -17.146], [-57.0, -17.25], [-57.53, -17.03], [-57.75, -16.5], [-57.53, -15.97], [-57.177, -15.823], [-57.03, -15.47], [-56.677, -15.323], [-56.53, -14.97]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-07-04T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-55.64644660940672, -14.75], [-55.75, -14.5], [-55.53033008588989, -13.969669914110089], [-55.17677669529661, -13.823223304703363], [-55.14644660940672, -13.75], [-55.25, -13.5], [-55.03033008588989, -12.969669914110089], [-54.5, -12.75], [-53.96966991411011, -12.969669914110089], [-53.75, -13.5], [-53.85355339059328, -13.75], [-53.75, -14.0], [-53.85355339059328, -14.25], [-53.75, -14.5], [-53.85355339059328, -14.75], [-53.75, -15.0], [-53.96966991411011, -15.530330085889911], [-54.5, -15.75], [-54.75, -15.646446609406722], [-55.0, -15.75], [-55.53033008588989, -15.530330085889911], [-55.75, -15.0], [-55.64644660940672, -14.75]]]}, "2020-07-05T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-57.17677669529661, -15.823223304703363], [-57.03033008588989, -15.469669914110089], [-56.67677669529661, -15.323223304703363], [-56.53033008588989, 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[25.046621573035168, 27.340340941069883, 27.906296220737033, 26.84854007649716]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.419458666501754, 2.7402471702362576, 3.022165318521538, 2.8638638051580934]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6045163855511646, 3.5405904451023957, 4.24385994359443, 3.3497828536918632]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2155433662548478, 1.333228606434092, 1.331733555989371, 1.0370702242177303]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.309184415742731, 1.8068640076196754, 1.6123184678075022, 1.095454657092403]}}