{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:47.083934", "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": "2019-Oct-24_to_2019-Oct-28_321.5_-6.5"}, "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": 2019100002543}, "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": "October 24 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 28 2019"}, "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": 92289.23331735606}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.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"]}, "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": -6.5}, "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": 321.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "321.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 318.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 322.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-39.03, -7.03], [-39.25, -6.5], [-39.03, -5.97], [-38.5, -5.75], [-37.97, -5.97], [-37.75, -6.5], [-37.97, -7.03], [-38.5, -7.25], [-39.03, -7.03]]], [[[-40.25, -5.0], [-40.03, -4.47], [-39.5, -4.25], [-39.25, -4.35], [-39.0, -4.25], [-38.47, -4.47], [-38.25, -5.0], [-38.47, -5.53], [-39.0, -5.75], [-39.25, -5.65], [-39.5, -5.75], [-40.03, -5.53], [-40.25, -5.0]]]]}, "2019-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.75, -5.5], [-41.53, -4.97], [-41.0, -4.75], [-40.75, -4.85], [-40.68, -4.82], [-40.53, -4.47], [-40.18, -4.32], [-40.03, -3.97], [-39.68, -3.82], [-39.53, -3.47], [-39.0, -3.25], [-38.75, -3.35], [-38.5, -3.25], [-37.97, -3.47], [-37.82, -3.82], [-37.75, -3.85], [-37.5, -3.75], [-36.97, -3.97], [-36.75, -4.5], [-36.85, -4.75], [-36.75, -5.0], [-36.97, -5.53], [-37.5, -5.75], [-37.8, -5.62], [-37.96, -6.0], [-37.75, -6.5], [-37.97, -7.03], [-38.32, -7.18], [-38.47, -7.53], [-39.0, -7.75], [-39.25, -7.65], [-39.5, -7.75], [-39.75, -7.65], [-40.0, -7.75], [-40.53, -7.53], [-40.68, -7.18], [-41.03, -7.03], [-41.25, -6.5], [-41.15, -6.25], [-41.18, -6.18], [-41.53, -6.03], [-41.75, -5.5]]]]}, "2019-10-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.75, -5.5], [-41.53, -4.97], [-41.0, -4.75], [-40.75, -4.85], [-40.68, -4.82], [-40.53, -4.47], [-40.18, -4.32], [-40.03, -3.97], [-39.68, -3.82], [-39.53, -3.47], [-39.0, -3.25], [-38.75, -3.35], [-38.5, -3.25], [-37.97, -3.47], [-37.82, -3.82], [-37.75, -3.85], [-37.5, -3.75], [-36.97, -3.97], [-36.75, -4.5], [-36.85, -4.75], [-36.75, -5.0], [-36.97, -5.53], [-37.5, -5.75], [-37.8, -5.62], [-37.96, -6.0], [-37.75, -6.5], [-37.97, -7.03], [-38.32, -7.18], [-38.47, -7.53], [-39.0, -7.75], [-39.25, -7.65], [-39.5, -7.75], [-39.75, -7.65], [-40.0, -7.75], [-40.53, -7.53], [-40.68, -7.18], [-41.03, -7.03], [-41.25, -6.5], [-41.15, -6.25], [-41.18, -6.18], [-41.53, -6.03], [-41.75, -5.5]]]]}, "2019-10-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.75, -5.5], [-41.53, -4.97], [-41.0, -4.75], [-40.75, -4.85], [-40.68, -4.82], [-40.53, -4.47], [-40.18, -4.32], [-40.03, -3.97], [-39.68, -3.82], [-39.53, -3.47], [-39.0, -3.25], [-38.75, -3.35], [-38.5, -3.25], [-37.97, -3.47], [-37.82, -3.82], [-37.75, -3.85], [-37.5, -3.75], [-36.97, -3.97], [-36.75, -4.5], [-36.85, -4.75], [-36.75, -5.0], [-36.97, -5.53], [-37.5, -5.75], [-37.8, -5.62], [-37.96, -6.0], [-37.75, -6.5], [-37.97, -7.03], [-38.32, -7.18], [-38.47, -7.53], [-39.0, -7.75], [-39.25, -7.65], [-39.5, -7.75], [-39.75, -7.65], [-40.0, -7.75], [-40.53, -7.53], [-40.68, -7.18], [-41.03, -7.03], [-41.25, -6.5], [-41.15, -6.25], [-41.18, -6.18], [-41.53, -6.03], [-41.75, -5.5]]]]}, "2019-10-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.75, -5.5], [-41.53, -4.97], [-41.0, -4.75], [-40.75, -4.85], [-40.5, -4.75], [-40.25, -4.85], [-40.0, -4.75], [-39.75, -4.85], [-39.5, -4.75], [-38.97, -4.97], [-38.82, -5.32], [-38.47, -5.47], [-38.32, -5.82], [-37.97, -5.97], [-37.75, -6.5], [-37.97, -7.03], [-38.32, -7.18], [-38.47, -7.53], [-39.0, -7.75], [-39.25, -7.65], [-39.5, -7.75], [-39.75, -7.65], [-40.0, -7.75], [-40.53, -7.53], [-40.68, -7.18], [-41.03, -7.03], [-41.25, -6.5], [-41.15, -6.25], [-41.18, -6.18], [-41.53, -6.03], [-41.75, -5.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.13041284000775}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1939712195890029}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.444483638942927, 29.448972113564082, 29.5730753168736, 29.477559277663488, 30.08862414245465]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.857117291151724, 31.596470017004094, 31.531920093277563, 31.391888403903067, 31.385939102177133]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0011320660803829, 1.1335835342914018, 1.2204590687605106, 1.1230346112993383, 1.4229226638203158]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1217240603128857, 1.881181855832267, 1.8006076168787786, 1.5808197381945206, 2.13041284000775]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2889519288119657, 1.4091741358068284, 1.5041432074705747, 1.4671118315281513, 1.4690067668490139]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3593720049057414, 1.720616484082968, 1.9835178633361508, 2.0372792803220023, 2.0195715253766418]}}