{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:19:32.511913", "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": "2022-Apr-03_to_2022-Apr-08_94.5_18.0"}, "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": 2022040001328}, "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": "April 03 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 08 2022"}, "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": 65463.954005030544}, "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"]}, "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 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": 18.0}, "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": 94.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "94.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 93.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 97.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[92.97, 16.03], [93.32, 16.18], [93.35, 16.25], [93.32, 16.32], [92.97, 16.47], [92.75, 17.0], [92.97, 17.53], [93.5, 17.75], 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"Polygon vertices describing the boundary of the event at each time step", "value": {"2022-04-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.97, 18.03], [94.5, 18.25], [95.03, 18.03], [95.25, 17.5], [95.03, 16.97], [94.5, 16.75], [93.97, 16.97], [93.75, 17.5], [93.97, 18.03]]]]}, "2022-04-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[92.97, 16.47], [92.75, 17.0], [92.97, 17.53], [93.5, 17.75], [93.8, 17.63], [93.85, 17.75], [93.75, 18.0], [93.97, 18.53], [94.5, 18.75], [95.03, 18.53], [95.25, 18.0], [95.15, 17.75], [95.25, 17.5], [95.15, 17.25], [95.25, 17.0], [95.03, 16.47], [94.68, 16.32], [94.63, 16.2], [95.03, 16.03], [95.25, 15.5], [95.03, 14.97], [94.5, 14.75], [94.25, 14.85], [94.0, 14.75], [93.47, 14.97], [93.25, 15.5], [93.46, 16.0], [93.32, 16.32], [92.97, 16.47]]]]}, "2022-04-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[92.97, 16.47], [92.75, 17.0], [92.97, 17.53], [93.5, 17.75], [93.8, 17.63], [93.85, 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"description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1693133928221715, 2.6617964443655486, 3.0116678448200904, 2.655483212889596, 3.1396111356958123, 1.6453821683675873]}}