{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:02.028639", "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-Jul-15_to_2013-Jul-18_320.5_-13.5"}, "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": 2013070002399}, "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 15 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 18 2013"}, "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": 54183.59217754346}, "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": -13.5}, "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": 320.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "320.5\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": 321.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -14.75}, "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": {"2013-07-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-40.75, -13.0], [-40.62, -12.7], [-41.03, -12.53], [-41.25, -12.0], [-41.03, -11.47], [-40.68, -11.32], [-40.53, -10.97], [-40.0, -10.75], [-39.47, -10.97], [-39.25, -11.5], [-39.35, -11.75], [-39.32, -11.82], [-39.25, -11.85], [-39.0, -11.75], [-38.47, -11.97], [-38.25, -12.5], [-38.47, -13.03], [-38.82, -13.18], [-38.85, -13.25], [-38.75, -13.5], [-38.85, -13.75], [-38.75, -14.0], [-38.97, -14.53], [-39.5, -14.75], [-39.75, -14.65], [-40.0, -14.75], [-40.25, -14.65], [-40.5, -14.75], [-41.03, -14.53], [-41.25, -14.0], [-41.03, -13.47], [-40.68, -13.32], [-40.65, -13.25], [-40.75, -13.0]]]]}, "2013-07-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.53, -11.97], [-41.18, -11.82], [-41.03, -11.47], [-40.68, -11.32], [-40.53, -10.97], [-40.0, -10.75], [-39.47, -10.97], [-39.25, -11.5], [-39.35, -11.75], [-39.32, -11.82], [-39.25, -11.85], [-39.0, -11.75], [-38.47, -11.97], [-38.25, -12.5], [-38.35, -12.75], [-38.25, -13.0], [-38.35, -13.25], [-38.25, -13.5], [-38.35, -13.75], [-38.25, -14.0], [-38.35, -14.25], [-38.25, -14.5], [-38.47, -15.03], [-39.0, -15.25], [-39.53, -15.03], [-39.68, -14.68], [-39.75, -14.65], [-40.0, -14.75], [-40.25, -14.65], [-40.5, -14.75], [-41.03, -14.53], [-41.25, -14.0], [-41.12, -13.7], [-41.53, -13.53], [-41.75, -13.0], [-41.65, -12.75], [-41.75, -12.5], [-41.53, -11.97]]]]}, "2013-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.53, -11.97], [-41.18, -11.82], [-41.03, -11.47], [-40.68, -11.32], [-40.53, -10.97], [-40.0, -10.75], [-39.47, -10.97], [-39.25, -11.5], [-39.35, -11.75], [-39.32, -11.82], [-39.25, -11.85], [-39.0, -11.75], [-38.47, -11.97], [-38.25, -12.5], [-38.35, -12.75], [-38.25, -13.0], [-38.35, -13.25], [-38.25, -13.5], [-38.35, -13.75], [-38.25, -14.0], [-38.35, -14.25], [-38.25, -14.5], [-38.47, -15.03], [-39.0, -15.25], [-39.53, -15.03], [-39.68, -14.68], [-39.75, -14.65], [-40.0, -14.75], [-40.25, -14.65], [-40.5, -14.75], [-41.03, -14.53], [-41.25, -14.0], [-41.12, -13.7], [-41.53, -13.53], [-41.75, -13.0], [-41.65, -12.75], [-41.75, -12.5], [-41.53, -11.97]]]]}, "2013-07-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.53, -11.97], [-41.0, -11.75], [-40.47, -11.97], [-40.3, -12.38], [-40.0, -12.25], [-39.5, -12.46], [-39.0, -12.25], [-38.47, -12.47], [-38.25, -13.0], [-38.35, -13.25], [-38.25, -13.5], [-38.35, -13.75], [-38.25, -14.0], [-38.35, -14.25], [-38.25, -14.5], [-38.47, -15.03], [-39.0, -15.25], [-39.53, -15.03], [-39.75, -14.5], [-39.65, -14.25], [-39.68, -14.18], [-40.03, -14.03], [-40.18, -13.68], [-40.5, -13.54], [-41.0, -13.75], [-41.53, -13.53], [-41.75, -13.0], [-41.65, -12.75], [-41.75, -12.5], [-41.53, -11.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.251051200837537}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4585418163204358}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.490293505285933, 23.264153494215464, 23.009580694597958, 23.074845756056447]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.86352170096552, 24.41565887404755, 24.226772050353645, 24.0195841921863]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2718907925200966, 1.6903116801388793, 1.4712150359720353, 1.1885214142133478]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.533096613223222, 2.251051200837537, 1.9858714502277053, 1.46844956011239]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3888819301668465, 1.8957408115710104, 1.6444225347550856, 1.4640183729757474]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4632280971619196, 2.3216829090725204, 1.8510985459505935, 1.5732514853677633]}}