{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:35:39.738519", "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": "2023-Jun-07_to_2023-Jun-14_116.5_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": 2023060001517}, "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 07 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 14 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 123239.09752638204}, "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": ["Brunei Darussalam", "Malaysia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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 China Sea"]}, "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": 116.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "116.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 111.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 116.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 1.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.5, 5.75], [115.97, 5.97], [115.75, 6.5], [115.97, 7.03], [116.5, 7.25]]]]}, "2023-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.5, 5.75], [115.97, 5.97], [115.75, 6.5], [115.97, 7.03], [116.5, 7.25]]]]}, "2023-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.5, 5.75], [115.97, 5.97], [115.75, 6.5], [115.97, 7.03], [116.5, 7.25]]]]}, "2023-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[111.25, 4.0], [111.47, 4.53], [111.82, 4.68], [111.97, 5.03], [112.32, 5.18], [112.47, 5.53], [112.82, 5.68], [112.97, 6.03], [113.5, 6.25], [113.75, 6.15], [113.82, 6.18], [113.97, 6.53], [114.5, 6.75], [114.75, 6.65], [115.0, 6.75], [115.25, 6.65], [115.32, 6.68], [115.47, 7.03], [116.0, 7.25], [116.25, 7.15], [116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.0, 5.25], [115.75, 5.35], [115.68, 5.32], [115.53, 4.97], [115.18, 4.82], [115.15, 4.75], [115.25, 4.5], [115.03, 3.97], [114.5, 3.75], [114.25, 3.85], [114.18, 3.82], [114.03, 3.47], [113.68, 3.32], [113.53, 2.97], [113.18, 2.82], [113.03, 2.47], [112.5, 2.25], [112.25, 2.35], [112.0, 2.25], [111.75, 2.35], [111.5, 2.25], [110.97, 2.47], [110.75, 3.0], [110.97, 3.53], [111.32, 3.68], [111.35, 3.75], [111.25, 4.0]]]]}, "2023-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[110.85, 2.75], [110.75, 3.0], [110.97, 3.53], [111.32, 3.68], [111.35, 3.75], [111.25, 4.0], [111.47, 4.53], [111.82, 4.68], [111.97, 5.03], [112.32, 5.18], [112.47, 5.53], [112.82, 5.68], [112.97, 6.03], [113.32, 6.18], [113.47, 6.53], [114.0, 6.75], [114.25, 6.65], [114.5, 6.75], [114.75, 6.65], [115.0, 6.75], [115.25, 6.65], [115.32, 6.68], [115.47, 7.03], [116.0, 7.25], [116.25, 7.15], [116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.18, 5.32], [116.03, 4.97], [115.5, 4.75], [115.25, 4.85], [115.18, 4.82], [115.15, 4.75], [115.25, 4.5], [115.03, 3.97], [114.68, 3.82], [114.54, 3.5], [114.75, 3.0], [114.53, 2.47], [114.0, 2.25], [113.75, 2.35], [113.5, 2.25], [113.25, 2.35], [113.0, 2.25], [112.75, 2.35], [112.68, 2.32], [112.53, 1.97], [112.18, 1.82], [112.03, 1.47], [111.5, 1.25], [110.97, 1.47], [110.75, 2.0], [110.85, 2.25], [110.75, 2.5], [110.85, 2.75]]]]}, "2023-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[110.85, 2.75], [110.75, 3.0], [110.97, 3.53], [111.32, 3.68], [111.35, 3.75], [111.25, 4.0], [111.47, 4.53], [111.82, 4.68], [111.97, 5.03], [112.32, 5.18], [112.47, 5.53], [112.82, 5.68], [112.97, 6.03], [113.32, 6.18], [113.47, 6.53], [113.82, 6.68], [113.97, 7.03], [114.5, 7.25], [115.03, 7.03], [115.18, 6.68], [115.25, 6.65], [115.32, 6.68], [115.47, 7.03], [116.0, 7.25], [116.25, 7.15], [116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.18, 5.32], [116.03, 4.97], [115.5, 4.75], [115.25, 4.85], [115.18, 4.82], [115.15, 4.75], [115.25, 4.5], [115.03, 3.97], [114.68, 3.82], [114.54, 3.5], [114.75, 3.0], [114.53, 2.47], [114.0, 2.25], [113.75, 2.35], [113.5, 2.25], [113.25, 2.35], [113.0, 2.25], [112.75, 2.35], [112.68, 2.32], [112.53, 1.97], [112.18, 1.82], [112.03, 1.47], [111.5, 1.25], [110.97, 1.47], [110.75, 2.0], [110.85, 2.25], [110.75, 2.5], [110.85, 2.75]]]]}, "2023-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[110.97, 3.03], [111.5, 3.25], [111.75, 3.15], [111.82, 3.18], [111.88, 3.3], [111.47, 3.47], [111.25, 4.0], [111.47, 4.53], [111.82, 4.68], [111.97, 5.03], [112.32, 5.18], [112.47, 5.53], [112.82, 5.68], [112.97, 6.03], [113.32, 6.18], [113.47, 6.53], [113.82, 6.68], [113.97, 7.03], [114.5, 7.25], [115.03, 7.03], [115.18, 6.68], [115.25, 6.65], [115.32, 6.68], [115.47, 7.03], [116.0, 7.25], [116.25, 7.15], [116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.18, 5.32], [116.03, 4.97], [115.5, 4.75], [115.25, 4.85], [115.18, 4.82], [115.15, 4.75], [115.25, 4.5], [115.03, 3.97], [114.68, 3.82], [114.54, 3.5], [114.75, 3.0], [114.53, 2.47], [114.0, 2.25], [113.75, 2.35], [113.5, 2.25], [113.25, 2.35], [113.0, 2.25], [112.75, 2.35], [112.68, 2.32], [112.53, 1.97], [112.18, 1.82], [112.03, 1.47], [111.5, 1.25], [110.97, 1.47], [110.75, 2.0], [110.85, 2.25], [110.75, 2.5], [110.97, 3.03]]]]}, "2023-06-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[114.5, 7.25], [115.03, 7.03], [115.25, 6.5], [115.15, 6.25], [115.25, 6.0], [115.03, 5.47], [114.5, 5.25], [114.25, 5.35], [114.0, 5.25], [113.47, 5.47], [113.25, 6.0], [113.47, 6.53], [113.82, 6.68], [113.97, 7.03], [114.5, 7.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.1933007713064967}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.391896275582584}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.69668241098651, 28.60642657783859, 28.380582054384718, 29.264172781479147, 29.01001869714912, 28.88874247918511, 28.994431802161728, 29.017373436667697]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.69668241098651, 28.60642657783859, 28.380582054384718, 29.885337797585805, 29.60645465101959, 29.683102429396854, 29.503410525436436, 29.070985893414957]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3196940724699289, 1.231058345325323, 1.0225768713482353, 1.4799820867250622, 1.433547335255234, 1.3019583070295497, 1.419401796960918, 1.0779980026221665]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3196940724699289, 1.231058345325323, 1.0225768713482353, 1.954288473023837, 1.993036821655096, 1.7089063969418703, 2.1933007713064967, 1.1326679273491322]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7603998788420199, 1.633324383112118, 1.372054524541087, 1.8888376526015358, 1.7481296741278805, 1.5901955039740148, 1.6830452669277993, 1.4059198957905175]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7603998788420199, 1.633324383112118, 1.372054524541087, 2.5555441657595592, 2.137204617527949, 2.098322808433366, 2.3028866121658083, 1.4976224460677239]}}