{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:21:03.858779", "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": "2019-Dec-02_to_2019-Dec-06_103.5_5.0"}, "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": 2019120001129}, "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": "December 02 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 06 2019"}, "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": 64825.33286107179}, "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": ["Malaysia"]}, "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": ["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": 5.0}, "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": 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": 103.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 105.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 0.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-12-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 5.53], [103.5, 5.75], [104.03, 5.53], [104.18, 5.18], 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"coordinates": [[[[102.85, 3.75], [102.75, 4.0], [102.85, 4.25], [102.75, 4.5], [102.85, 4.75], [102.75, 5.0], [102.97, 5.53], [103.5, 5.75], [104.03, 5.53], [104.18, 5.18], [104.53, 5.03], [104.75, 4.5], [104.54, 4.0], [104.68, 3.68], [104.75, 3.65], [105.0, 3.75], [105.53, 3.53], [105.68, 3.18], [106.03, 3.03], [106.25, 2.5], [106.03, 1.97], [105.68, 1.82], [105.53, 1.47], [105.18, 1.32], [105.03, 0.97], [104.68, 0.82], [104.53, 0.47], [104.0, 0.25], [103.75, 0.35], [103.5, 0.25], [102.97, 0.47], [102.75, 1.0], [102.97, 1.53], [103.32, 1.68], [103.35, 1.75], [103.25, 2.0], [103.35, 2.25], [103.32, 2.32], [102.97, 2.47], [102.75, 3.0], [102.85, 3.25], [102.75, 3.5], [102.85, 3.75]]]]}, "2019-12-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.85, 3.75], [102.75, 4.0], [102.85, 4.25], [102.75, 4.5], [102.85, 4.75], [102.75, 5.0], [102.97, 5.53], [103.5, 5.75], [104.03, 5.53], [104.25, 5.0], [104.15, 4.75], [104.25, 4.5], [104.15, 4.25], [104.18, 4.18], [104.53, 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"Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9939964157042905}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.34497445982413, 27.663899030526693, 27.44049706214753, 27.489613692072, 27.28208544363332]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.516245737111205, 28.120099200346374, 27.80155840615322, 27.867287997655126, 27.333986497961575]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0364282026427152, 1.1209103810122438, 0.9025526575495443, 0.9646586761805651, 0.8988581088515843]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2176080214005651, 1.3686408102369114, 1.1520735584862791, 1.1493902744081765, 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