{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:20:03.684831", "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-May-11_to_2020-May-16_100.0_-0.5"}, "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": 2020050001617}, "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": "May 11 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 16 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 58719.53460383936}, "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": ["Indian Ocean"]}, "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": -0.5}, "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": 100.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "100.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 98.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 100.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-05-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[98.75, 0.0], [98.97, 0.53], [99.5, 0.75], [100.03, 0.53], [100.18, 0.18], [100.53, 0.03], [100.75, -0.5], [100.65, -0.75], [100.68, -0.82], [101.03, -0.97], [101.25, -1.5], [101.03, -2.03], [100.68, -2.18], [100.53, -2.53], [100.0, -2.75], [99.47, -2.53], [99.25, -2.0], [99.35, -1.75], [99.25, -1.5], [99.35, -1.25], [99.25, -1.0], [99.35, -0.75], [99.32, -0.68], [98.97, -0.53], [98.75, 0.0]]]]}, "2020-05-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[98.75, 0.0], [98.97, 0.53], [99.5, 0.75], [100.03, 0.53], [100.18, 0.18], [100.53, 0.03], [100.75, -0.5], [100.65, -0.75], [100.68, -0.82], [101.03, -0.97], [101.25, -1.5], [101.03, -2.03], [100.68, -2.18], [100.53, -2.53], [100.0, -2.75], [99.47, -2.53], [99.25, -2.0], [99.35, -1.75], [99.25, -1.5], [99.35, -1.25], [99.25, -1.0], [99.35, -0.75], [99.32, -0.68], [98.97, -0.53], [98.75, 0.0]]]]}, "2020-05-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.97, 1.03], [98.5, 1.25], [98.75, 1.15], [99.0, 1.25], [99.53, 1.03], [99.68, 0.68], [100.03, 0.53], [100.18, 0.18], [100.53, 0.03], [100.75, -0.5], [100.65, -0.75], [100.68, -0.82], [101.03, -0.97], [101.25, -1.5], [101.03, -2.03], [100.68, -2.18], [100.53, -2.53], [100.0, -2.75], [99.5, -2.54], [99.0, -2.75], [98.75, -2.65], [98.5, -2.75], [97.97, -2.53], [97.75, -2.0], [97.97, -1.47], [98.38, -1.3], [98.25, -1.0], [98.35, -0.75], [98.32, -0.68], [97.97, -0.53], [97.75, 0.0], [97.85, 0.25], [97.75, 0.5], [97.97, 1.03]]]]}, "2020-05-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.97, 1.03], [98.5, 1.25], [98.75, 1.15], [99.0, 1.25], [99.25, 1.15], [99.5, 1.25], [100.03, 1.03], [100.18, 0.68], [100.53, 0.53], [100.75, 0.0], [100.65, -0.25], [100.75, -0.5], [100.65, -0.75], [100.68, -0.82], [101.03, -0.97], [101.25, -1.5], [101.03, -2.03], [100.5, -2.25], [100.25, -2.15], [100.0, -2.25], [99.75, -2.15], [99.68, -2.18], [99.53, -2.53], [99.0, -2.75], [98.75, -2.65], [98.5, -2.75], [97.97, -2.53], [97.75, -2.0], [97.97, -1.47], [98.38, -1.3], [98.25, -1.0], [98.35, 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