{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:58:39.843310", "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": "2026-Feb-02_to_2026-Feb-07_122.0_-4.5"}, "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": 2026020000993}, "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": "February 02 2026"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 07 2026"}, "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": 52398.805194850866}, "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": ["Banda Sea", "Gulf of Boni"]}, "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": -4.5}, "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": 122.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "122.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 120.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 123.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -5.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -2.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2026-02-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.25, -4.5], [121.47, -3.97], [122.0, -3.75], [122.43, -3.93], [122.25, -3.5], [122.47, -2.97], [123.0, -2.75], [123.53, -2.97], [123.75, -3.5], [123.54, -4.0], [123.75, -4.5], [123.65, -4.75], [123.75, -5.0], [123.53, -5.53], [123.0, -5.75], [122.75, -5.65], [122.5, -5.75], [121.97, -5.53], [121.82, -5.18], [121.47, -5.03], [121.25, -4.5]]]]}, "2026-02-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, -3.47], [121.88, -3.3], [121.75, -3.0], [121.97, -2.47], [122.5, -2.25], [122.75, -2.35], [123.0, -2.25], [123.25, -2.35], [123.5, -2.25], [124.03, -2.47], [124.25, -3.0], [124.03, -3.53], [123.68, -3.68], [123.54, -4.0], [123.75, -4.5], [123.65, -4.75], [123.75, -5.0], [123.53, -5.53], [123.0, -5.75], [122.75, -5.65], [122.5, -5.75], [121.97, -5.53], [121.82, -5.18], [121.47, -5.03], [121.25, -4.5], [121.35, -4.25], [121.25, -4.0], [121.47, -3.47]]]]}, "2026-02-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.25, -4.0], [121.47, -3.47], [121.88, -3.3], [121.75, -3.0], [121.97, -2.47], [122.5, -2.25], [122.75, -2.35], [123.0, -2.25], [123.25, -2.35], [123.5, -2.25], [124.03, -2.47], [124.25, -3.0], [124.03, -3.53], [123.68, -3.68], [123.54, -4.0], [123.68, -4.32], [124.03, -4.47], [124.25, -5.0], [124.03, -5.53], [123.5, -5.75], [123.25, -5.65], [123.0, -5.75], [122.75, -5.65], [122.5, -5.75], [121.97, -5.53], [121.82, -5.18], [121.7, -5.13], [121.53, -5.53], [121.0, -5.75], [120.47, -5.53], [120.25, -5.0], [120.47, -4.47], [121.0, -4.25], [121.3, -4.37], [121.35, -4.25], [121.25, -4.0]]]]}, "2026-02-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.75, -4.5], [119.97, -3.97], [120.5, -3.75], [120.75, -3.85], [121.0, -3.75], [121.25, -3.85], [121.32, -3.82], [121.47, -3.47], [121.88, -3.3], [121.75, -3.0], [121.97, -2.47], [122.5, -2.25], [122.75, -2.35], [123.0, -2.25], [123.25, -2.35], [123.5, -2.25], [124.03, -2.47], [124.25, -3.0], [124.03, -3.53], [123.68, -3.68], [123.54, -4.0], [123.68, -4.32], [124.03, -4.47], [124.25, -5.0], [124.03, -5.53], [123.5, -5.75], [123.0, -5.54], [122.5, -5.75], [122.0, -5.54], [121.5, -5.75], [121.25, -5.65], [121.0, -5.75], [120.47, -5.53], [120.32, -5.18], [119.97, -5.03], [119.75, -4.5]]]]}, "2026-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.75, -4.5], [119.97, -3.97], [120.5, -3.75], [120.75, -3.85], [121.0, -3.75], [121.25, -3.85], [121.32, -3.82], [121.47, -3.47], [122.0, -3.25], [122.25, -3.35], [122.5, -3.25], [123.03, -3.47], [123.25, -4.0], [123.15, -4.25], [123.2, -4.37], [123.5, -4.25], [124.03, -4.47], [124.25, -5.0], [124.03, -5.53], [123.5, -5.75], [123.0, -5.54], [122.5, -5.75], [122.0, -5.54], [121.5, -5.75], [121.25, -5.65], [121.0, -5.75], [120.47, -5.53], [120.32, -5.18], [119.97, -5.03], [119.75, -4.5]]]]}, "2026-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.75, -4.5], [119.97, -3.97], [120.5, -3.75], [120.75, -3.85], [121.0, -3.75], [121.25, -3.85], [121.5, -3.75], [121.75, -3.85], [122.0, -3.75], [122.53, -3.97], 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"description": "The daily evolution of mean t2m anomalies.", "value": [1.0539737798438522, 0.9673435990565338, 1.0585042833529446, 1.1900921824323767, 1.2323639685991865, 1.29459032773813]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1700928559463364, 1.4899236202499537, 1.790977855053427, 1.9027719156777607, 1.6405362356878754, 1.5994114026967168]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6037958217513868, 1.533159007653798, 1.707176611339119, 1.9129810873574746, 1.8315794131565648, 1.946535517663795]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8094689858221193, 1.8278163926414142, 2.2452545295542867, 2.6748436941469365, 2.3368283132067362, 2.61307963431479]}}