{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:02.745279", "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": "2015-May-08_to_2015-May-11_103.0_57.5"}, "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": 2015050001657}, "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 08 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 11 2015"}, "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": 75137.81654379188}, "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": ["Russian Federation"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Siberia"]}, "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": []}, "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": 57.5}, "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": 103.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "103.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 101.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 106.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 55.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 59.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-05-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.0, 60.25], [106.53, 60.03], [106.75, 59.5], [106.53, 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[103.68, 55.82], [103.53, 55.47], [103.0, 55.25], [102.75, 55.35], [102.5, 55.25], [102.25, 55.35], [102.0, 55.25], [101.75, 55.35], [101.5, 55.25], [100.97, 55.47], [100.75, 56.0], [100.97, 56.53], [101.32, 56.68], [101.47, 57.03], [101.88, 57.2]]]]}, "2015-05-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.88, 57.2], [101.75, 57.5], [101.97, 58.03], [102.38, 58.2], [102.25, 58.5], [102.47, 59.03], [103.0, 59.25], [103.25, 59.15], [103.5, 59.25], [104.03, 59.03], [104.18, 58.68], [104.25, 58.65], [104.32, 58.68], [104.47, 59.03], [105.0, 59.25], [105.25, 59.15], [105.32, 59.18], [105.47, 59.53], [106.0, 59.75], [106.53, 59.53], [106.68, 59.18], [107.03, 59.03], [107.25, 58.5], [107.15, 58.25], [107.25, 58.0], [107.15, 57.75], [107.25, 57.5], [107.15, 57.25], [107.25, 57.0], [107.03, 56.47], [106.68, 56.32], [106.53, 55.97], [106.0, 55.75], [105.75, 55.85], [105.68, 55.82], [105.53, 55.47], [105.0, 55.25], [104.75, 55.35], [104.5, 55.25], [103.97, 55.47], 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