{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:49.400522", "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-May-25_to_2019-May-31_81.0_8.5"}, "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": 2019050002660}, "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 25 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 31 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 61120.33432116627}, "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": ["Sri Lanka"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Bay-of-Bengal", "Equatorial.Indian-Ocean", "S.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": ["Bay of Bengal"]}, "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": 8.5}, "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": 81.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "81.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 79.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 81.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 11.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-05-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[81.5, 11.25], [82.03, 11.03], [82.25, 10.5], [82.03, 9.97], [81.5, 9.75], [80.97, 9.97], [80.75, 10.5], [80.97, 11.03], [81.5, 11.25]]]]}, "2019-05-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[79.25, 7.5], [79.46, 8.0], [79.25, 8.5], [79.47, 9.03], [80.0, 9.25], [80.5, 9.04], [81.0, 9.25], [81.53, 9.03], [81.75, 8.5], [81.53, 7.97], [81.18, 7.82], [81.15, 7.75], [81.25, 7.5], [81.03, 6.97], [80.68, 6.82], [80.65, 6.75], [80.75, 6.5], [80.53, 5.97], [80.0, 5.75], [79.47, 5.97], [79.25, 6.5], [79.35, 6.75], [79.25, 7.0], [79.35, 7.25], [79.25, 7.5]]], [[[80.35, 10.25], [80.25, 10.5], [80.35, 10.75], [80.25, 11.0], [80.47, 11.53], [81.0, 11.75], [81.53, 11.53], [81.68, 11.18], [82.03, 11.03], [82.25, 10.5], [82.03, 9.97], [81.68, 9.82], [81.53, 9.47], [81.0, 9.25], [80.47, 9.47], [80.25, 10.0], [80.35, 10.25]]]]}, "2019-05-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[79.35, 7.25], [79.25, 7.5], [79.35, 7.75], [79.25, 8.0], [79.35, 8.25], [79.25, 8.5], [79.35, 8.75], [79.25, 9.0], [79.47, 9.53], [80.0, 9.75], 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1.6282070832854483, 2.1162166878661357, 1.7607718824097576, 1.3868379924041185, 1.3090017564277512]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2039539505407706, 1.5704874883825248, 2.1516816891814043, 2.8953703769824424, 2.271657095709269, 1.6527279319151253, 1.3090017564277512]}}