{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:01.995149", "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-26_to_2010-Feb-04_39.0_3.5"}, "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": 2010010002517}, "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 26 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 04 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 10}, "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": 61652.991097943726}, "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": ["Ethiopia", "Kenya"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Eastern-Africa", "S.Eastern-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": 3.5}, "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": 39.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "39.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 37.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 40.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 1.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-01-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.25, 2.5], [39.47, 3.03], [40.0, 3.25], [40.25, 3.15], [40.5, 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3.68], [40.03, 3.53], [40.18, 3.18], [40.53, 3.03], [40.75, 2.5], [40.53, 1.97], [40.0, 1.75], [39.75, 1.85], [39.5, 1.75], [38.97, 1.97], [38.75, 2.5], [38.85, 2.75], [38.82, 2.82], [38.75, 2.85], [38.5, 2.75], [37.97, 2.97]]]]}, "2010-01-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.97, 2.97], [37.75, 3.5], [37.97, 4.03], [38.5, 4.25], [38.75, 4.15], [39.0, 4.25], [39.53, 4.03], [39.68, 3.68], [40.03, 3.53], [40.18, 3.18], [40.53, 3.03], [40.75, 2.5], [40.53, 1.97], [40.0, 1.75], [39.75, 1.85], [39.5, 1.75], [38.97, 1.97], [38.75, 2.5], [38.85, 2.75], [38.82, 2.82], [38.75, 2.85], [38.5, 2.75], [37.97, 2.97]]]]}, "2010-01-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.25, 4.5], [37.47, 5.03], [38.0, 5.25], [38.53, 5.03], [38.68, 4.68], [39.03, 4.53], [39.18, 4.18], [39.53, 4.03], [39.68, 3.68], [40.03, 3.53], [40.18, 3.18], [40.53, 3.03], [40.75, 2.5], [40.53, 1.97], [40.0, 1.75], [39.75, 1.85], [39.5, 1.75], [38.97, 1.97], [38.75, 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