{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:14:31.156217", "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-Jun-18_to_2020-Jun-20_106.5_12.5"}, "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": 2020060002514}, "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 18 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 20 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": 75568.25865876311}, "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": ["Cambodia", "Viet Nam"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "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": 12.5}, "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": 106.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "106.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 106.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 108.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 10.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 14.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[105.457, 11.5], [105.25, 12.0], [105.457, 12.5], [105.25, 13.0], [105.47, 13.53], [106.0, 13.75], [106.25, 13.646], [106.323, 13.677], [106.47, 14.03], [106.823, 14.177], [106.97, 14.53], [107.5, 14.75], [108.03, 14.53], [108.25, 14.0], [108.146, 13.75], [108.177, 13.677], [108.25, 13.646], [108.5, 13.75], [109.03, 13.53], [109.25, 13.0], [109.03, 12.47], [108.5, 12.25], [108.25, 12.354], [108.125, 12.302], [108.25, 12.0], [108.146, 11.75], [108.25, 11.5], [108.03, 10.97], [107.677, 10.823], [107.646, 10.75], [107.75, 10.5], [107.53, 9.97], [107.177, 9.823], [107.03, 9.47], [106.5, 9.25], [106.25, 9.354], [106.0, 9.25], [105.47, 9.47], [105.25, 10.0], [105.457, 10.5], [105.25, 11.0], [105.457, 11.5]]]}}, "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": {"2020-06-18T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[105.45710678118654, 10.5], [105.25, 11.0], [105.45710678118654, 11.5], [105.25, 12.0], 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[106.25, 9.353553390593273], [106.0, 9.25], [105.46966991411009, 9.469669914110089], [105.25, 10.0], [105.45710678118654, 10.5]]]}, "2020-06-19T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[105.45710678118654, 10.5], [105.25, 11.0], [105.45710678118654, 11.5], [105.25, 12.0], [105.45710678118654, 12.5], [105.25, 13.0], [105.46966991411009, 13.530330085889911], [106.0, 13.75], [106.25, 13.646446609406727], [106.32322330470336, 13.676776695296637], [106.46966991411009, 14.030330085889911], [106.82322330470336, 14.176776695296637], [106.96966991411009, 14.530330085889911], [107.5, 14.75], [108.03033008588991, 14.530330085889911], [108.25, 14.0], [108.14644660940672, 13.75], [108.17677669529664, 13.676776695296637], [108.25, 13.646446609406727], [108.5, 13.75], [109.03033008588991, 13.530330085889911], [109.25, 13.0], [109.03033008588991, 12.469669914110089], [108.5, 12.25], [108.25, 12.353553390593273], [108.125, 12.301776695296637], [108.25, 12.0], [108.14644660940672, 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1.6972935168037482}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.61134999794899, 28.68126555102822, 28.606646130160073]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.906153368950243, 30.041022330433634, 29.82374689996493]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6613623598302412, 1.751229422230781, 1.6792887683502227]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.2065526587121553, 2.5468518037096146, 2.3118604258461346]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8139649216758869, 1.8544239756212821, 1.76436132805156]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.627822887169629, 2.375780190172558, 2.2701896331310123]}}