{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:18:30.683984", "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-16_to_2020-Sep-18_108.0_0.5"}, "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": 2020090001954}, "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 16 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 18 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": 55631.869633760456}, "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": ["Indonesia"]}, "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": 0.5}, "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": 108.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "108.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 107.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 109.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -1.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 2.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[106.854, 0.25], [106.75, 0.5], [106.854, 0.75], [106.75, 1.0], [106.97, 1.53], [107.323, 1.677], [107.47, 2.03], [107.823, 2.177], [107.97, 2.53], [108.5, 2.75], [109.03, 2.53], [109.25, 2.0], [109.146, 1.75], [109.25, 1.5], [109.146, 1.25], [109.25, 1.0], [109.146, 0.75], [109.25, 0.5], [109.146, 0.25], [109.25, 0.0], [109.146, -0.25], [109.177, -0.323], [109.53, -0.47], [109.75, -1.0], [109.53, -1.53], [109.0, -1.75], [108.75, -1.646], [108.5, -1.75], [108.25, -1.646], [108.0, -1.75], [107.47, -1.53], [107.323, -1.177], [106.97, -1.03], [106.75, -0.5], [106.854, -0.25], [106.75, 0.0], [106.854, 0.25]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-09-16T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[106.85355339059328, -0.25], [106.75, 0.0], [106.85355339059328, 0.24999999999999997], [106.75, 0.5], [106.85355339059328, 0.75], [106.75, 1.0], [106.96966991411009, 1.5303300858899105], 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1.1653473002402341]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9994092279337679, 1.2670335370047496, 1.2944432149710678]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4097177314630371, 2.0015866919516436, 2.1075462484751855]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7574724703290214, 2.2671247325409514, 2.3249672624955404]}}