{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:52:32.012795", "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": "2013-Jan-16_to_2013-Jan-23_298.0_10.0"}, "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": 2013010001921}, "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": "January 16 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 23 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 79120.27209355152}, "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": ["Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": ["Caribbean Sea", "North 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": 10.0}, "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": 298.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "298.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 297.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 303.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 11.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-01-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.0, 10.75], [-61.47, 10.53], [-61.25, 10.0], [-61.47, 9.47], [-62.0, 9.25], [-62.53, 9.47], [-62.75, 10.0], [-62.53, 10.53], [-62.0, 10.75]]]]}, "2013-01-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.53, 9.47], [-62.75, 10.0], [-62.53, 10.53], [-62.0, 10.75], [-61.47, 10.53], [-61.3, 10.12], [-61.0, 10.25], [-60.47, 10.03], [-60.25, 9.5], [-60.47, 8.97], [-61.0, 8.75], [-61.53, 8.97], [-61.7, 9.38], [-62.0, 9.25], [-62.53, 9.47]]]]}, "2013-01-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.53, 9.47], [-62.75, 10.0], [-62.53, 10.53], [-62.0, 10.75], [-61.7, 10.62], [-61.53, 11.03], [-61.0, 11.25], [-60.47, 11.03], [-60.25, 10.5], [-60.46, 10.0], [-60.32, 9.68], [-59.97, 9.53], [-59.75, 9.0], [-59.97, 8.47], [-60.5, 8.25], [-60.75, 8.35], [-61.0, 8.25], [-61.53, 8.47], [-61.75, 9.0], [-61.65, 9.25], [-61.7, 9.38], [-62.0, 9.25], [-62.53, 9.47]]]]}, "2013-01-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.53, 9.47], [-62.75, 10.0], [-62.53, 10.53], [-62.0, 10.75], [-61.7, 10.62], [-61.53, 11.03], [-61.0, 11.25], [-60.47, 11.03], [-60.25, 10.5], [-60.46, 10.0], [-60.32, 9.68], [-59.97, 9.53], [-59.75, 9.0], [-59.97, 8.47], [-60.5, 8.25], [-60.75, 8.35], [-61.0, 8.25], [-61.53, 8.47], [-61.75, 9.0], [-61.65, 9.25], [-61.7, 9.38], [-62.0, 9.25], [-62.53, 9.47]]]]}, "2013-01-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.53, 9.47], [-62.75, 10.0], [-62.53, 10.53], [-62.0, 10.75], [-61.7, 10.62], [-61.53, 11.03], [-61.18, 11.18], [-61.03, 11.53], [-60.5, 11.75], [-59.97, 11.53], [-59.75, 11.0], [-59.97, 10.47], [-60.32, 10.32], [-60.46, 10.0], [-60.32, 9.68], [-59.97, 9.53], [-59.75, 9.0], [-59.97, 8.47], [-60.5, 8.25], [-60.75, 8.35], [-61.0, 8.25], [-61.53, 8.47], [-61.75, 9.0], [-61.65, 9.25], [-61.7, 9.38], [-62.0, 9.25], [-62.53, 9.47]]]]}, "2013-01-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.53, 9.47], [-62.75, 10.0], [-62.53, 10.53], [-62.0, 10.75], [-61.75, 10.65], [-61.68, 10.68], [-61.53, 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26.40369264421969, 26.44095303832904]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.676636254081302, 26.61659905596349, 26.584772961565534, 26.77197277293459, 26.434219232164708, 26.676210961060463, 26.490641439604985, 26.72363113289157]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8633802471385366, 0.732713483291235, 0.7063923910909807, 0.8002278239178849, 0.6912988753876164, 0.8009618859962695, 0.6940086231326674, 0.7295024581969237]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8633802471385366, 0.7678651487347565, 0.7467087337521434, 0.9369647675033548, 0.7819903770515566, 0.9471369402199912, 1.009743345870561, 0.8955800948295405]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", 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