{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:43:56.283019", "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": "2010-Jan-09_to_2010-Jan-12_109.5_-2.0"}, "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": 2010010001638}, "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": "January 09 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 12 2010"}, "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": 114300.21501086142}, "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"]}, "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": ["Java Sea", "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": -2.0}, "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": 109.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "109.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 104.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 111.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -3.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -0.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-01-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.75, -1.0], [108.97, -0.47], [109.5, -0.25], [110.03, -0.47], [110.25, -1.0], [110.15, -1.25], [110.25, -1.5], [110.15, -1.75], [110.25, -2.0], [110.07, -2.43], [110.5, -2.25], [111.03, -2.47], [111.18, -2.82], [111.53, -2.97], [111.75, -3.5], [111.53, -4.03], [111.0, -4.25], [110.47, -4.03], [110.32, -3.68], [109.97, -3.53], [109.75, -3.0], [109.93, -2.57], [109.5, -2.75], [108.97, -2.53], [108.75, -2.0], [108.85, -1.75], [108.75, -1.5], [108.85, -1.25], [108.75, -1.0]]], [[[104.25, -0.5], [104.47, 0.03], [105.0, 0.25], [105.53, 0.03], [105.75, -0.5], [105.53, -1.03], [105.0, -1.25], [104.47, -1.03], [104.25, -0.5]]], [[[107.25, -0.5], [107.03, -1.03], [106.5, -1.25], [105.97, -1.03], [105.75, -0.5], [105.97, 0.03], [106.5, 0.25], [107.03, 0.03], [107.25, -0.5]]]]}, "2010-01-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.25, -0.5], [104.47, 0.03], [105.0, 0.25], [105.25, 0.15], [105.5, 0.25], [105.75, 0.15], [106.0, 0.25], [106.25, 0.15], [106.5, 0.25], [107.03, 0.03], [107.18, -0.32], [107.53, -0.47], [107.68, 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1.0896507425639426}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.481201994090952, 27.73664146191038, 27.80867993576817, 27.59618124216763]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.650636738326455, 28.045396126117907, 28.240365852985917, 27.807318538330378]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8520904353452465, 1.1190307199639133, 1.198379573336584, 0.9819287503184491]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9651929430699511, 1.366398170871662, 1.5049866082800918, 1.1971510804455079]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.395126768321147, 1.9118006264013045, 2.0213890705388398, 1.6513923796855334]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5043496252749222, 2.511615721333214, 2.5790077117320465, 2.0339266271627925]}}