{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:14:22.718377", "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-Jun-11_to_2020-Jun-15_321.0_-18.0"}, "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": 2020060001966}, "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": "June 11 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 15 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 52618.96902066139}, "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": ["Atlantic Ocean"]}, "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": -18.0}, "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": 321.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "321.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 321.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 322.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -20.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -17.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-39.75, -18.0], [-39.646, -17.75], [-39.75, -17.5], [-39.646, -17.25], [-39.75, -17.0], [-39.53, -16.47], [-39.0, -16.25], [-38.47, -16.47], [-38.25, -17.0], [-38.354, -17.25], [-38.323, -17.323], [-37.97, -17.47], [-37.823, -17.823], [-37.47, -17.97], [-37.323, -18.323], [-36.97, -18.47], [-36.75, -19.0], [-36.854, -19.25], [-36.75, -19.5], [-36.854, -19.75], [-36.75, -20.0], [-36.97, -20.53], [-37.323, -20.677], [-37.47, -21.03], [-38.0, -21.25], [-38.53, -21.03], [-38.677, -20.677], [-39.03, -20.53], [-39.25, -20.0], [-39.146, -19.75], [-39.177, -19.677], [-39.53, -19.53], [-39.75, -19.0], [-39.646, -18.75], [-39.75, -18.5], [-39.646, -18.25], [-39.75, -18.0]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.South-America", "S.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-06-11T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-39.64644660940672, -18.75], [-39.75, -18.5], [-39.64644660940672, -18.25], [-39.75, -18.0], [-39.53033008588989, -17.46966991411009], [-39.0, -17.25], [-38.46966991411011, -17.46966991411009], [-38.25, -18.0], [-38.35355339059328, -18.25], [-38.32322330470339, -18.32322330470336], [-38.25, -18.353553390593277], [-38.0, -18.25], [-37.75, -18.353553390593277], [-37.5, -18.25], [-36.96966991411011, -18.46966991411009], [-36.75, -19.0], [-36.85355339059328, -19.25], [-36.75, -19.5], [-36.85355339059328, -19.75], [-36.75, -20.0], [-36.96966991411011, -20.53033008588991], [-37.32322330470339, -20.67677669529664], [-37.46966991411011, -21.03033008588991], [-38.0, -21.25], [-38.53033008588989, -21.03033008588991], [-38.67677669529661, -20.67677669529664], [-39.03033008588989, -20.53033008588991], [-39.25, -20.0], [-39.14644660940672, -19.75], [-39.17677669529661, -19.67677669529664], [-39.53033008588989, -19.53033008588991], [-39.75, -19.0], [-39.64644660940672, -18.75]]]}, "2020-06-12T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-39.64644660940672, -18.75], [-39.75, -18.5], [-39.64644660940672, -18.25], [-39.75, -18.0], [-39.64644660940672, -17.75], [-39.75, -17.5], [-39.64644660940672, -17.25], [-39.75, -17.0], [-39.53033008588989, -16.46966991411009], [-39.0, -16.25], [-38.46966991411011, -16.46966991411009], [-38.25, -17.0], [-38.35355339059328, -17.25], [-38.32322330470339, -17.32322330470336], [-37.96966991411011, -17.46966991411009], [-37.82322330470339, -17.82322330470336], [-37.46966991411011, -17.96966991411009], [-37.32322330470339, -18.32322330470336], [-36.96966991411011, -18.46966991411009], [-36.75, -19.0], [-36.85355339059328, -19.25], [-36.75, -19.5], [-36.85355339059328, -19.75], [-36.75, -20.0], [-36.96966991411011, -20.53033008588991], [-37.32322330470339, -20.67677669529664], [-37.46966991411011, -21.03033008588991], [-38.0, -21.25], [-38.53033008588989, -21.03033008588991], [-38.67677669529661, -20.67677669529664], [-39.03033008588989, -20.53033008588991], [-39.25, -20.0], [-39.14644660940672, -19.75], [-39.17677669529661, -19.67677669529664], [-39.53033008588989, -19.53033008588991], [-39.75, -19.0], [-39.64644660940672, -18.75]]]}, "2020-06-13T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-39.64644660940672, -18.75], [-39.75, -18.5], [-39.64644660940672, -18.25], [-39.75, -18.0], [-39.64644660940672, -17.75], [-39.75, -17.5], [-39.64644660940672, -17.25], [-39.75, -17.0], [-39.53033008588989, -16.46966991411009], [-39.0, -16.25], [-38.46966991411011, -16.46966991411009], [-38.25, -17.0], [-38.35355339059328, -17.25], [-38.32322330470339, -17.32322330470336], [-37.96966991411011, -17.46966991411009], [-37.82322330470339, -17.82322330470336], [-37.46966991411011, -17.96966991411009], [-37.32322330470339, -18.32322330470336], [-36.96966991411011, -18.46966991411009], [-36.75, -19.0], [-36.85355339059328, -19.25], [-36.75, -19.5], [-36.85355339059328, -19.75], [-36.75, -20.0], [-36.96966991411011, -20.53033008588991], [-37.32322330470339, -20.67677669529664], [-37.46966991411011, -21.03033008588991], [-38.0, -21.25], [-38.53033008588989, -21.03033008588991], [-38.67677669529661, -20.67677669529664], [-39.03033008588989, -20.53033008588991], [-39.25, -20.0], [-39.14644660940672, -19.75], [-39.17677669529661, -19.67677669529664], [-39.53033008588989, -19.53033008588991], [-39.75, -19.0], [-39.64644660940672, -18.75]]]}, "2020-06-14T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-39.64644660940672, -18.25], [-39.75, -18.0], [-39.64644660940672, -17.75], [-39.75, -17.5], [-39.64644660940672, -17.25], [-39.75, -17.0], [-39.53033008588989, -16.46966991411009], [-39.0, -16.25], [-38.46966991411011, -16.46966991411009], [-38.25, -17.0], [-38.35355339059328, -17.25], [-38.32322330470339, -17.32322330470336], [-37.96966991411011, -17.46966991411009], [-37.82322330470339, -17.82322330470336], [-37.46966991411011, -17.96966991411009], [-37.25, -18.5], [-37.45710678118655, -19.0], [-37.25, -19.5], [-37.46966991411011, -20.03033008588991], [-38.0, -20.25], [-38.53033008588989, -20.03033008588991], [-38.75, -19.5], [-38.625, -19.198223304703365], [-38.75, -19.146446609406723], [-39.0, -19.25], [-39.53033008588989, -19.03033008588991], [-39.75, -18.5], [-39.64644660940672, -18.25]]]}, "2020-06-15T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-39.75, -18.0], [-39.53033008588989, -17.46966991411009], [-39.0, -17.25], [-38.46966991411011, -17.46966991411009], [-38.25, -18.0], [-38.46966991411011, -18.53033008588991], [-39.0, -18.75], [-39.53033008588989, -18.53033008588991], [-39.75, -18.0]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5417253329723621}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1624624110693118}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.120822815070824, 25.293879711182285, 25.21346861050131, 25.118638171337352, 25.085415289068862]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.267904051435153, 25.420125991206362, 25.50116036423418, 25.22900109545975, 25.085415289068862]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0604590862243894, 1.252030170560567, 1.2086962060595472, 1.036397151605378, 1.052599729097949]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3630240091712267, 1.5417253329723621, 1.448173795736011, 1.1563015674710186, 1.052599729097949]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.368648507970222, 1.6294687392932035, 1.5732643169653813, 1.3851306008007336, 1.4553613232337888]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.559558738805417, 1.8304351370224528, 1.9063271512495898, 1.5349842211640454, 1.4553613232337888]}}