{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:58:31.304219", "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": "2024-Apr-10_to_2024-Apr-15_121.0_-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": 2024040001283}, "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 10 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 15 2024"}, "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": 61037.125941631224}, "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"]}, "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": ["Savu 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": -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": 121.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "121.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 120.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 123.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -8.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[119.25, -8.5], [119.47, -7.97], [120.0, -7.75], [120.25, -7.85], [120.5, -7.75], [120.75, -7.85], [121.0, -7.75], [121.25, -7.85], [121.5, -7.75], [122.0, -7.96], [122.5, -7.75], [123.03, -7.97], [123.18, -8.32], [123.25, -8.35], [123.5, -8.25], [124.03, -8.47], [124.25, -9.0], [124.15, -9.25], [124.25, -9.5], [124.03, -10.03], [123.5, -10.25], [123.0, -10.04], [122.5, -10.25], [122.25, -10.15], [122.18, -10.18], [122.03, -10.53], [121.5, -10.75], [121.25, -10.65], [121.0, -10.75], [120.47, -10.53], [120.32, -10.18], [119.97, -10.03], [119.82, -9.68], [119.47, -9.53], [119.25, -9.0], [119.35, -8.75], [119.25, -8.5]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia", "N.Australia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-04-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, -8.47], [122.0, -8.25], [122.25, -8.35], [122.5, -8.25], [123.0, -8.46], [123.5, -8.25], [124.03, -8.47], [124.25, -9.0], [124.15, -9.25], [124.25, -9.5], [124.03, -10.03], [123.5, -10.25], [123.0, -10.04], [122.5, -10.25], [122.25, -10.15], [122.0, -10.25], [121.75, -10.15], [121.5, -10.25], [120.97, -10.03], [120.75, -9.5], [120.97, -8.97], [121.32, -8.82], [121.47, -8.47]]]]}, "2024-04-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.47, -9.53], [119.25, -9.0], [119.47, -8.47], [120.0, -8.25], [120.25, -8.35], [120.5, -8.25], [120.8, -8.37], [120.97, -7.97], [121.5, -7.75], [122.03, -7.97], [122.18, -8.32], [122.25, -8.35], [122.5, -8.25], [123.0, -8.46], [123.5, -8.25], [124.03, -8.47], [124.25, -9.0], [124.15, -9.25], [124.25, -9.5], [124.03, -10.03], [123.5, -10.25], [123.0, -10.04], [122.5, -10.25], [122.25, -10.15], [122.18, -10.18], [122.03, -10.53], [121.5, -10.75], [121.25, -10.65], [121.0, -10.75], [120.47, -10.53], [120.32, -10.18], [119.97, -10.03], [119.82, -9.68], [119.47, -9.53]]]]}, "2024-04-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.47, -9.53], [119.25, -9.0], [119.47, -8.47], [120.0, -8.25], [120.25, -8.35], [120.32, -8.32], [120.47, -7.97], [121.0, -7.75], [121.25, -7.85], [121.5, -7.75], [122.0, -7.96], [122.5, -7.75], [123.03, -7.97], [123.18, -8.32], [123.25, -8.35], [123.5, -8.25], [124.03, -8.47], [124.25, -9.0], [124.15, -9.25], [124.25, -9.5], [124.03, -10.03], [123.5, -10.25], [123.0, -10.04], [122.5, -10.25], [122.25, -10.15], [122.18, -10.18], [122.03, -10.53], [121.5, -10.75], [121.25, -10.65], [121.0, -10.75], [120.47, -10.53], [120.32, -10.18], [119.97, -10.03], [119.82, -9.68], [119.47, -9.53]]]]}, "2024-04-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, -8.5], [119.47, -7.97], [120.0, -7.75], [120.25, -7.85], [120.5, -7.75], [120.75, -7.85], [121.0, -7.75], [121.25, -7.85], [121.5, -7.75], [122.0, -7.96], [122.5, -7.75], [123.03, -7.97], [123.18, -8.32], [123.25, -8.35], [123.5, -8.25], [124.03, -8.47], [124.25, -9.0], [124.03, -9.53], [123.5, -9.75], [123.25, -9.65], [123.0, -9.75], [122.75, -9.65], [122.68, -9.68], [122.53, -10.03], [122.18, -10.18], [122.03, -10.53], [121.5, -10.75], [121.25, -10.65], [121.0, -10.75], [120.47, -10.53], [120.32, -10.18], [119.97, -10.03], [119.82, -9.68], [119.47, -9.53], [119.25, -9.0], [119.35, -8.75], [119.25, -8.5]]]]}, "2024-04-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, -8.5], [119.47, -7.97], [120.0, -7.75], [120.25, -7.85], [120.5, -7.75], [120.75, -7.85], [121.0, -7.75], [121.25, -7.85], [121.5, -7.75], [122.0, -7.96], [122.5, -7.75], [123.03, -7.97], [123.18, -8.32], [123.25, -8.35], [123.5, -8.25], [124.03, -8.47], [124.25, -9.0], [124.03, -9.53], [123.5, -9.75], [123.25, -9.65], [123.0, -9.75], [122.47, -9.53], [122.32, -9.18], [122.0, -9.04], [121.5, -9.25], [121.25, -9.15], [121.18, -9.18], [121.03, -9.53], [120.5, -9.75], [120.25, -9.65], [120.0, -9.75], [119.47, -9.53], [119.25, -9.0], [119.35, -8.75], [119.25, -8.5]]]]}, "2024-04-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[120.0, -9.25], [119.47, -9.03], [119.25, -8.5], [119.47, -7.97], [120.0, -7.75], [120.25, -7.85], [120.5, -7.75], [120.75, -7.85], [121.0, -7.75], [121.53, -7.97], [121.75, -8.5], [121.53, -9.03], [121.0, -9.25], [120.75, -9.15], [120.5, -9.25], [120.25, -9.15], [120.0, -9.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7252253470750247}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0007097377627092}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.51031509832802, 28.626831560232574, 28.226598441259284, 27.887666030874584, 27.462650596538765, 25.40559452304808]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.7757099819342, 29.151675710794166, 28.75435727962207, 28.76772248958781, 28.58796436975217, 26.82438932693026]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8977875919892101, 1.1278850846837258, 0.9330172761859912, 0.9344889651038544, 1.1736575705605599, 0.8896205836490102]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9869725399877325, 1.4854688781889536, 1.1970091657469766, 1.4103552832144715, 1.7252253470750247, 1.0070822464477374]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3715265157388277, 1.7485747114100032, 1.4994846831342135, 1.5356867592480392, 2.026510039602643, 1.555358673239689]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4803219935710736, 2.267545963469766, 2.1706033848426696, 2.223977901856651, 2.6785911354124705, 1.7292704981372646]}}