{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:59:23.602731", "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-Jun-06_to_2024-Jun-09_16.5_4.5"}, "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": 2024060001302}, "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": "June 06 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 09 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": 55495.40795765031}, "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": ["Central African Republic", "Congo", "Congo, The Democratic Republic of the"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa", "Africa", "Africa"]}, "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": 4.5}, "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": 16.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "16.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 16.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 18.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[15.25, 4.0], [15.35, 4.25], [15.25, 4.5], [15.35, 4.75], [15.25, 5.0], [15.35, 5.25], [15.25, 5.5], [15.47, 6.03], [16.0, 6.25], [16.53, 6.03], [16.68, 5.68], [16.75, 5.65], [17.0, 5.75], [17.53, 5.53], [17.68, 5.18], [18.03, 5.03], [18.18, 4.68], [18.53, 4.53], [18.68, 4.18], [19.03, 4.03], [19.25, 3.5], [19.15, 3.25], [19.25, 3.0], [19.03, 2.47], [18.5, 2.25], [18.0, 2.46], [17.5, 2.25], [17.25, 2.35], [17.0, 2.25], [16.47, 2.47], [16.32, 2.82], [15.97, 2.97], [15.82, 3.32], [15.47, 3.47], [15.25, 4.0]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.25, 4.5], [15.35, 4.75], [15.25, 5.0], [15.35, 5.25], [15.25, 5.5], [15.47, 6.03], [16.0, 6.25], [16.53, 6.03], [16.68, 5.68], [16.75, 5.65], [17.0, 5.75], [17.53, 5.53], [17.68, 5.18], [18.03, 5.03], [18.18, 4.68], [18.53, 4.53], [18.68, 4.18], [19.03, 4.03], [19.25, 3.5], [19.15, 3.25], [19.25, 3.0], [19.03, 2.47], [18.5, 2.25], [18.0, 2.46], [17.5, 2.25], [17.25, 2.35], [17.0, 2.25], [16.47, 2.47], [16.32, 2.82], [15.97, 2.97], [15.82, 3.32], [15.47, 3.47], [15.25, 4.0], [15.35, 4.25], [15.25, 4.5]]]]}, "2024-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.25, 4.5], [15.35, 4.75], [15.25, 5.0], [15.35, 5.25], [15.25, 5.5], [15.47, 6.03], [16.0, 6.25], [16.53, 6.03], [16.68, 5.68], [16.75, 5.65], [17.0, 5.75], [17.53, 5.53], [17.68, 5.18], [18.03, 5.03], [18.18, 4.68], [18.53, 4.53], [18.68, 4.18], [19.03, 4.03], [19.25, 3.5], [19.15, 3.25], [19.25, 3.0], [19.03, 2.47], [18.5, 2.25], [18.0, 2.46], [17.5, 2.25], [17.25, 2.35], [17.0, 2.25], [16.47, 2.47], [16.32, 2.82], [15.97, 2.97], [15.82, 3.32], [15.47, 3.47], [15.25, 4.0], [15.35, 4.25], [15.25, 4.5]]]]}, "2024-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.25, 4.5], [15.35, 4.75], [15.25, 5.0], [15.35, 5.25], [15.25, 5.5], [15.47, 6.03], [16.0, 6.25], [16.53, 6.03], [16.68, 5.68], [16.75, 5.65], [17.0, 5.75], [17.53, 5.53], [17.68, 5.18], [18.03, 5.03], [18.18, 4.68], [18.53, 4.53], [18.68, 4.18], [19.03, 4.03], [19.25, 3.5], [19.15, 3.25], [19.25, 3.0], [19.03, 2.47], [18.5, 2.25], [18.0, 2.46], [17.5, 2.25], [17.25, 2.35], [17.0, 2.25], [16.47, 2.47], [16.32, 2.82], [15.97, 2.97], [15.82, 3.32], [15.47, 3.47], [15.25, 4.0], [15.35, 4.25], [15.25, 4.5]]]]}, "2024-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.25, 4.5], [15.47, 5.03], [16.0, 5.25], [16.25, 5.15], [16.5, 5.25], [17.03, 5.03], [17.25, 4.5], [17.03, 3.97], [16.68, 3.82], [16.53, 3.47], [16.0, 3.25], [15.47, 3.47], [15.25, 4.0], [15.35, 4.25], [15.25, 4.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.147248527928582}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.6637127966773464}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.01267387628758, 25.90470958558285, 26.186953480828265, 25.490985586888712]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.283285756897214, 27.1358020871009, 27.300746653927092, 25.645697255920595]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6568200381395508, 1.5394307864098602, 1.8466540094896813, 1.353114132635028]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.920955318515098, 1.8578425399688854, 2.147248527928582, 1.4187101189285158]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6015419572872418, 1.4837576238854007, 1.7768659930066382, 1.297907657955723]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.84200175417568, 1.775107909953131, 2.167818113157703, 1.4024539645943472]}}