{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:47:00.067817", "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": "2011-Mar-03_to_2011-Mar-06_293.0_-54.5"}, "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": 2011030001645}, "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": "March 03 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 06 2011"}, "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": 60454.20170383822}, "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": ["Argentina", "Chile"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South 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": ["South Atlantic Ocean", "South Pacific 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": -54.5}, "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": 293.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "293.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 289.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 296.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -54.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -51.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-03-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.53, -51.97], [-70.18, -51.82], [-70.03, -51.47], 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[-70.18, -53.68], [-70.53, -53.53], [-70.75, -53.0], [-70.65, -52.75], [-70.75, -52.5], [-70.53, -51.97]]]]}, "2011-03-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.53, -51.97], [-70.18, -51.82], [-70.03, -51.47], [-69.5, -51.25], [-68.97, -51.47], [-68.82, -51.82], [-68.47, -51.97], [-68.32, -52.32], [-68.25, -52.35], [-68.0, -52.25], [-67.47, -52.47], [-67.3, -52.88], [-67.18, -52.82], [-67.03, -52.47], [-66.5, -52.25], [-65.97, -52.47], [-65.82, -52.82], [-65.75, -52.85], [-65.5, -52.75], [-64.97, -52.97], [-64.82, -53.32], [-64.75, -53.35], [-64.5, -53.25], [-63.97, -53.47], [-63.82, -53.82], [-63.47, -53.97], [-63.25, -54.5], [-63.47, -55.03], [-64.0, -55.25], [-64.25, -55.15], [-64.5, -55.25], [-64.75, -55.15], [-65.0, -55.25], [-65.25, -55.15], [-65.5, -55.25], [-65.75, -55.15], [-66.0, -55.25], [-66.25, -55.15], [-66.5, -55.25], [-66.75, -55.15], [-67.0, -55.25], [-67.53, -55.03], [-67.68, -54.68], [-67.75, -54.65], [-68.0, -54.75], [-68.25, -54.65], 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[12.635371377293438, 13.20691630381458, 13.209178190637601, 12.113209887043638]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [15.689692219286542, 16.86442444847478, 16.08179849530694, 12.58500669736651]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.5841357024241742, 3.189933253729705, 3.2592788871168947, 3.0118548825425555]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.982147520531214, 4.823017041929177, 5.669432760049688, 3.8384849617348777]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4531250623513678, 1.7984223625354914, 1.7021940515287697, 1.4326242410535979]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7648337103510117, 2.3828473690446597, 2.348722914983569, 1.5810453081609166]}}