{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:52:47.941333", "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": "2024-Jul-29_to_2024-Aug-01_317.0_-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": 2024070002609}, "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 29 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 01 2024"}, "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": 90409.35080688293}, "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": []}, "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": 317.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "317.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 316.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 320.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -15.25}, "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": {"2024-07-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-44.25, -10.5], [-44.03, -9.97], [-43.5, -9.75], [-43.25, 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[-41.25, -13.0], [-41.15, -12.75], [-41.25, -12.5], [-41.35, -12.75]], [[-41.35, -13.25], [-41.3, -13.38], [-41.18, -13.32], [-41.15, -13.25], [-41.25, -13.0], [-41.35, -13.25]]]]}, "2024-07-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-44.25, -10.5], [-44.03, -9.97], [-43.5, -9.75], [-43.25, -9.85], [-43.0, -9.75], [-42.47, -9.97], [-42.32, -10.32], [-42.25, -10.35], [-42.0, -10.25], [-41.75, -10.35], [-41.5, -10.25], [-40.97, -10.47], [-40.75, -11.0], [-40.97, -11.53], [-41.32, -11.68], [-41.46, -12.0], [-41.25, -12.5], [-41.03, -11.97], [-40.5, -11.75], [-39.97, -11.97], [-39.82, -12.32], [-39.47, -12.47], [-39.32, -12.82], [-38.97, -12.97], [-38.75, -13.5], [-38.85, -13.75], [-38.75, -14.0], [-38.97, -14.53], [-39.5, -14.75], [-39.75, -14.65], [-39.82, -14.68], [-39.97, -15.03], [-40.5, -15.25], [-40.75, -15.15], [-40.82, -15.18], [-40.97, -15.53], [-41.5, -15.75], [-42.03, -15.53], [-42.25, -15.0], [-42.15, -14.75], [-42.18, -14.68], [-42.53, -14.53], 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-12.03], [-43.75, -11.5], [-43.53, -10.97], [-43.0, -10.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7350207543897227}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7858223332058893}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.14999073805552, 23.213356024575035, 23.27365958216683, 26.543801643616746]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.052990204852165, 27.535791073971154, 27.734337943784055, 26.543801643616746]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7288355544951741, 1.7916333429825404, 1.8460156672692676, 1.51529537932646]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.4974543726237357, 2.378819790387297, 2.7350207543897227, 1.51529537932646]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5851526410266361, 1.6429077157677023, 1.698523198742087, 1.3792884825521632]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.201818286246033, 2.0693044497981825, 2.458478397828054, 1.3792884825521632]}}