{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:13.632471", "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-Jul-20_to_2019-Jul-24_326.0_-11.5"}, "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": 2019070002533}, "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 20 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 24 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": 66709.88407900382}, "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", "S.Atlantic-Ocean"]}, "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": -11.5}, "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": 326.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "326.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 323.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 328.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -12.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -10.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-07-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-34.0, -11.25], [-33.47, -11.47], [-33.25, -12.0], [-33.47, -12.53], [-34.0, -12.75], [-34.53, -12.53], [-34.75, -12.0], [-34.53, -11.47], [-34.0, -11.25]]]]}, "2019-07-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-37.03, -11.03], [-37.25, -10.5], [-37.03, -9.97], [-36.5, -9.75], [-36.0, -9.96], [-35.5, -9.75], [-35.25, -9.85], [-35.0, -9.75], [-34.47, -9.97], [-34.3, -10.38], [-34.0, -10.25], [-33.75, -10.35], [-33.5, -10.25], [-32.97, -10.47], [-32.82, -10.82], [-32.75, -10.85], [-32.5, -10.75], [-31.97, -10.97], [-31.82, -11.32], [-31.47, -11.47], [-31.25, -12.0], [-31.47, -12.53], [-32.0, -12.75], [-32.25, -12.65], [-32.5, -12.75], [-32.75, -12.65], [-33.0, -12.75], [-33.5, -12.54], [-34.0, -12.75], [-34.53, -12.53], [-34.75, -12.0], [-34.65, -11.75], [-34.75, -11.5], [-34.65, -11.25], [-34.7, -11.12], [-35.0, -11.25], [-35.25, -11.15], [-35.5, -11.25], [-36.0, -11.04], [-36.5, -11.25], [-37.03, -11.03]]]]}, "2019-07-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-37.25, -10.5], [-37.03, -9.97], [-36.5, -9.75], [-36.25, -9.85], [-36.0, -9.75], [-35.75, -9.85], [-35.5, -9.75], [-35.25, -9.85], [-35.0, -9.75], [-34.75, -9.85], [-34.5, -9.75], [-34.25, -9.85], [-34.0, -9.75], [-33.47, -9.97], [-33.32, -10.32], [-32.97, -10.47], [-32.82, -10.82], [-32.75, -10.85], [-32.5, -10.75], [-31.97, -10.97], [-31.82, -11.32], [-31.47, -11.47], [-31.25, -12.0], [-31.47, -12.53], [-32.0, -12.75], [-32.25, -12.65], [-32.5, -12.75], [-32.75, -12.65], [-33.0, -12.75], [-33.5, -12.54], [-34.0, -12.75], [-34.53, -12.53], [-34.68, -12.18], [-34.75, -12.15], [-35.0, -12.25], [-35.53, -12.03], [-35.68, -11.68], [-35.75, -11.65], [-36.0, -11.75], [-36.53, -11.53], [-36.68, -11.18], [-37.03, -11.03], [-37.25, -10.5]]]]}, "2019-07-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-37.25, -10.5], [-37.03, -9.97], [-36.5, -9.75], [-36.25, -9.85], [-36.0, -9.75], [-35.75, -9.85], [-35.5, -9.75], [-35.25, -9.85], [-35.0, -9.75], [-34.75, -9.85], [-34.5, -9.75], [-34.25, -9.85], [-34.0, -9.75], [-33.47, -9.97], [-33.32, -10.32], [-32.97, -10.47], [-32.82, -10.82], [-32.75, -10.85], [-32.5, -10.75], [-31.97, -10.97], [-31.82, -11.32], [-31.47, -11.47], [-31.25, -12.0], [-31.47, -12.53], [-32.0, -12.75], [-32.25, -12.65], [-32.5, -12.75], [-32.75, -12.65], [-33.0, -12.75], [-33.53, -12.53], [-33.68, -12.18], [-33.75, -12.15], [-34.0, -12.25], [-34.25, -12.15], [-34.5, -12.25], [-34.75, -12.15], [-35.0, -12.25], [-35.53, -12.03], [-35.68, -11.68], [-35.75, -11.65], [-36.0, -11.75], [-36.53, -11.53], [-36.68, -11.18], [-37.03, -11.03], [-37.25, -10.5]]]]}, "2019-07-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-37.25, -10.5], [-37.03, -9.97], [-36.5, -9.75], [-36.25, -9.85], [-36.0, -9.75], [-35.75, -9.85], [-35.5, -9.75], [-35.25, -9.85], [-35.0, -9.75], [-34.75, -9.85], [-34.5, -9.75], [-34.25, -9.85], [-34.0, -9.75], [-33.47, -9.97], [-33.25, -10.5], [-33.35, -10.75], [-33.32, -10.82], [-33.25, -10.85], [-33.0, -10.75], [-32.47, -10.97], [-32.25, -11.5], [-32.47, -12.03], [-33.0, -12.25], [-33.25, -12.15], [-33.5, -12.25], [-33.75, -12.15], [-34.0, -12.25], [-34.25, -12.15], [-34.5, -12.25], [-34.75, -12.15], [-35.0, -12.25], [-35.53, -12.03], [-35.68, -11.68], [-35.75, -11.65], [-36.0, -11.75], [-36.53, -11.53], [-36.68, -11.18], [-37.03, -11.03], [-37.25, -10.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.1901607602677586}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8342275963982019}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.41987948840631, 25.46567953659911, 25.750597472765435, 25.66952629678383, 25.56186544017487]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.41987948840631, 25.65353400453779, 26.02759042516277, 25.98872846535164, 25.706395925026243]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.5843775906644737, 0.659472487663484, 0.9383662710913153, 0.8830209745349564, 0.7845997610959969]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.5843775906644737, 0.952739249769536, 1.1901607602677586, 1.0701729155812245, 1.1012756187797663]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2537717810371385, 1.3246569665331382, 1.8334583316942834, 1.6622179516212332, 1.4175156521994308]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2537717810371385, 1.6013888386219326, 2.355292471663154, 2.0028482439346704, 1.7097870476178538]}}