{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:31.630683", "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": "2017-Mar-11_to_2017-Mar-14_103.5_18.5"}, "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": 2017030001519}, "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": "March 11 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 14 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 79061.71113618415}, "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": ["Laos", "Thailand", "Vietnam"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Asia", "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": []}, "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": 18.5}, "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": 103.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "103.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 101.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 106.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 16.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 21.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.97, 16.47], [104.75, 17.0], [104.97, 17.53], [105.5, 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19.75], [104.75, 19.5], [104.65, 19.25], [104.68, 19.18], [105.03, 19.03], [105.18, 18.68], [105.53, 18.53], [105.68, 18.18], [106.03, 18.03], [106.18, 17.68], [106.53, 17.53], [106.75, 17.0], [106.53, 16.47], [106.0, 16.25], [105.75, 16.35], [105.68, 16.32], [105.53, 15.97], [105.0, 15.75], [104.47, 15.97], [104.25, 16.5], [104.35, 16.75], [104.25, 17.0], [104.35, 17.25], [104.32, 17.32], [104.25, 17.35], [104.0, 17.25], [103.75, 17.35], [103.5, 17.25], [103.25, 17.35], [103.0, 17.25], [102.47, 17.47], [102.25, 18.0], [102.38, 18.3], [101.97, 18.47], [101.82, 18.82], [101.47, 18.97], [101.25, 19.5]]]]}, "2017-03-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.25, 19.5], [101.47, 20.03], [102.0, 20.25], [102.3, 20.13], [102.47, 20.53], [103.0, 20.75], [103.25, 20.65], [103.32, 20.68], [103.35, 20.75], [103.25, 21.0], [103.47, 21.53], [104.0, 21.75], [104.53, 21.53], [104.75, 21.0], [104.65, 20.75], [104.75, 20.5], [104.65, 20.25], [104.75, 20.0], [104.65, 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"value": [25.466165881025745, 26.111875240762572, 25.960203388449372, 26.245162026455148]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.90175822553141, 31.098197401633968, 30.214447146648297, 30.83325682414761]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.7911439680389605, 3.470191691831122, 3.1313190698753055, 3.4124316105126216]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.5254393139653075, 4.62212556916387, 4.269030457651013, 4.6044711926915625]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2978162543457352, 1.4465913875894136, 1.3088149626887235, 1.4037855210889618]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5809052999663247, 2.2254110683121584, 1.8166034207944157, 1.895397417366173]}}