{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:21:38.007119", "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": "2020-Sep-29_to_2020-Oct-01_112.5_3.5"}, "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": 2020090002586}, "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": "September 29 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 01 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 98669.91121472504}, "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": ["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": 3.5}, "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": 112.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "112.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 109.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 114.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-09-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.25, 3.0], [109.47, 3.53], [109.82, 3.68], [109.96, 4.0], [109.75, 4.5], [109.97, 5.03], [110.32, 5.18], [110.47, 5.53], [111.0, 5.75], [111.25, 5.65], [111.5, 5.75], [112.03, 5.53], [112.25, 5.0], [112.47, 5.53], [112.82, 5.68], [112.97, 6.03], [113.5, 6.25], [113.75, 6.15], [114.0, 6.25], [114.53, 6.03], [114.75, 5.5], [114.53, 4.97], [114.18, 4.82], [114.15, 4.75], [114.18, 4.68], [114.53, 4.53], [114.75, 4.0], [114.53, 3.47], [114.18, 3.32], [114.03, 2.97], [113.68, 2.82], [113.53, 2.47], [113.0, 2.25], [112.5, 2.46], [112.0, 2.25], [111.75, 2.35], [111.5, 2.25], [111.25, 2.35], [111.18, 2.32], [111.03, 1.97], [110.5, 1.75], [109.97, 1.97], [109.82, 2.32], [109.47, 2.47], [109.25, 3.0]], [[112.15, 4.75], [112.18, 4.68], [112.25, 4.65], [112.32, 4.68], [112.35, 4.75], [112.25, 5.0], [112.15, 4.75]]]]}, "2020-09-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.25, 3.0], [109.47, 3.53], [109.82, 3.68], [109.96, 4.0], [109.75, 4.5], [109.97, 5.03], [110.32, 5.18], [110.47, 5.53], [111.0, 5.75], [111.25, 5.65], [111.5, 5.75], [112.03, 5.53], [112.25, 5.0], [112.47, 5.53], [112.82, 5.68], [112.97, 6.03], [113.5, 6.25], [113.75, 6.15], [114.0, 6.25], [114.53, 6.03], [114.75, 5.5], [114.53, 4.97], [114.18, 4.82], [114.15, 4.75], [114.18, 4.68], [114.53, 4.53], [114.75, 4.0], [114.53, 3.47], [114.18, 3.32], [114.03, 2.97], [113.68, 2.82], [113.53, 2.47], [113.0, 2.25], [112.5, 2.46], [112.0, 2.25], [111.75, 2.35], [111.5, 2.25], [111.25, 2.35], [111.18, 2.32], [111.03, 1.97], [110.5, 1.75], [109.97, 1.97], [109.82, 2.32], [109.47, 2.47], [109.25, 3.0]], [[112.15, 4.75], [112.18, 4.68], [112.25, 4.65], [112.32, 4.68], [112.35, 4.75], [112.25, 5.0], [112.15, 4.75]]]]}, "2020-10-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.25, 3.0], [109.47, 3.53], [109.82, 3.68], [109.96, 4.0], [109.75, 4.5], [109.97, 5.03], [110.32, 5.18], [110.47, 5.53], [111.0, 5.75], [111.25, 5.65], [111.5, 5.75], [112.03, 5.53], [112.25, 5.0], [112.47, 5.53], [112.82, 5.68], [112.97, 6.03], [113.5, 6.25], [113.75, 6.15], [114.0, 6.25], [114.53, 6.03], [114.75, 5.5], [114.53, 4.97], [114.18, 4.82], [114.15, 4.75], [114.18, 4.68], [114.53, 4.53], [114.75, 4.0], [114.53, 3.47], [114.18, 3.32], [114.03, 2.97], [113.68, 2.82], [113.53, 2.47], [113.0, 2.25], [112.5, 2.46], [112.0, 2.25], [111.75, 2.35], [111.5, 2.25], [111.25, 2.35], [111.18, 2.32], [111.03, 1.97], [110.5, 1.75], [109.97, 1.97], [109.82, 2.32], [109.47, 2.47], [109.25, 3.0]], [[112.15, 4.75], [112.18, 4.68], [112.25, 4.65], [112.32, 4.68], [112.35, 4.75], [112.25, 5.0], [112.15, 4.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7257917392900595}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2229616677306503}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.505676266585738, 28.41295578314231, 28.26402967907842]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.79446352577304, 28.71111523049416, 28.54122927760028]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3059256701027522, 1.2405499841964112, 1.1224093488927878]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5194679401144526, 1.6492261551445608, 1.7257917392900595]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.922079272254125, 1.8404420049597796, 1.6749434419691835]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.20603340239595, 2.212405823253332, 2.1144066460530957]}}