{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:18:08.363967", "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": "2018-Sep-20_to_2018-Sep-24_97.0_15.0"}, "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": 2018090002444}, "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 20 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 24 2018"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 62312.829803847024}, "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": ["Myanmar", "Thailand"]}, "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": ["Andaman or Burma 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": 15.0}, "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": 97.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "97.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 96.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 99.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-09-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.75, 15.0], [97.97, 15.53], [98.5, 15.75], [99.03, 15.53], [99.18, 15.18], [99.53, 15.03], [99.75, 14.5], [99.53, 13.97], [99.0, 13.75], [98.47, 13.97], [98.32, 14.32], [97.97, 14.47], [97.75, 15.0]]]]}, "2018-09-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.25, 16.0], [96.47, 16.53], [96.82, 16.68], [96.85, 16.75], [96.75, 17.0], [96.85, 17.25], [96.75, 17.5], [96.85, 17.75], [96.75, 18.0], [96.97, 18.53], [97.5, 18.75], [97.75, 18.65], [98.0, 18.75], [98.53, 18.53], [98.75, 18.0], [98.65, 17.75], [98.68, 17.68], [99.03, 17.53], [99.25, 17.0], [99.15, 16.75], [99.25, 16.5], [99.15, 16.25], [99.25, 16.0], [99.04, 15.5], [99.18, 15.18], [99.53, 15.03], [99.75, 14.5], [99.53, 13.97], [99.0, 13.75], [98.47, 13.97], [98.32, 14.32], [98.25, 14.35], [98.0, 14.25], [97.75, 14.35], [97.5, 14.25], [97.25, 14.35], [97.0, 14.25], [96.75, 14.35], [96.5, 14.25], [95.97, 14.47], [95.75, 15.0], [95.97, 15.53], [96.32, 15.68], [96.35, 15.75], [96.25, 16.0]]]]}, "2018-09-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": 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18.65], [98.0, 18.75], [98.53, 18.53], [98.75, 18.0], [98.65, 17.75], [98.68, 17.68], [99.03, 17.53], [99.25, 17.0], [99.15, 16.75], [99.25, 16.5], [99.15, 16.25], [99.25, 16.0], [99.03, 15.47], [98.63, 15.3], [98.75, 15.0], [98.53, 14.47], [98.0, 14.25], [97.75, 14.35], [97.5, 14.25], [97.25, 14.35], [97.0, 14.25], [96.75, 14.35], [96.5, 14.25], [95.97, 14.47], [95.75, 15.0], [95.97, 15.53], [96.32, 15.68], [96.35, 15.75], [96.32, 15.82]]]]}, "2018-09-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.5, 17.25], [97.03, 17.03], [97.25, 16.5], [97.03, 15.97], [96.5, 15.75], [95.97, 15.97], [95.75, 16.5], [95.97, 17.03], [96.5, 17.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.0392510504900656}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.224709843627201}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.27308798481431, 27.266427457968803, 27.312361641261873, 27.591786992273967, 28.022035520735642]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.50782891008464, 29.016108432652004, 29.050470646466806, 29.466950403057183, 28.022035520735642]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1802844303398956, 1.2221454148509536, 1.1725608078372336, 1.306597514214517, 0.9041132561570748]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.259938384390125, 1.7215125993525362, 1.858959519250675, 2.0392510504900656, 0.9041132561570748]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m 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