{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:52:02.556265", "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": "2023-Mar-13_to_2023-Mar-20_117.5_-7.0"}, "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": 2023030001832}, "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": "March 13 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 20 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 70527.78482539894}, "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": ["Bali Sea", "Flores Sea", "Java 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": -7.0}, "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": 117.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "117.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 115.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 119.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -8.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[120.03, -7.47], [120.25, -8.0], [120.15, -8.25], [120.25, -8.5], [120.03, -9.03], [119.5, -9.25], [118.97, -9.03], [118.82, -8.68], [118.75, -8.65], [118.5, -8.75], [117.97, -8.53], [117.82, -8.18], [117.75, -8.15], [117.68, -8.18], [117.53, -8.53], [117.0, -8.75], [116.47, -8.53], [116.32, -8.18], [115.97, -8.03], [115.82, -7.68], [115.75, -7.65], [115.5, -7.75], [114.97, -7.53], [114.75, -7.0], [114.97, -6.47], [115.32, -6.32], [115.47, -5.97], [116.0, -5.75], [116.25, -5.85], [116.5, -5.75], [116.75, -5.85], [117.0, -5.75], [117.25, -5.85], [117.5, -5.75], [117.75, -5.85], [118.0, -5.75], [118.25, -5.85], [118.5, -5.75], [119.03, -5.97], [119.25, -6.5], [119.15, -6.75], [119.18, -6.82], [119.53, -6.97], [119.68, -7.32], [120.03, -7.47]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-03-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.47, -6.97], [118.0, -6.75], [118.53, -6.97], [118.75, -7.5], [118.53, -8.03], [118.0, -8.25], [117.47, -8.03], [117.25, -7.5], [117.47, -6.97]]]]}, "2023-03-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.47, -8.03], [117.25, -7.5], [117.47, -6.97], [118.0, -6.75], [118.5, -6.96], [119.0, -6.75], [119.53, -6.97], [119.68, -7.32], [120.03, -7.47], [120.25, -8.0], [120.15, -8.25], [120.25, -8.5], [120.03, -9.03], [119.5, -9.25], [118.97, -9.03], [118.82, -8.68], [118.75, -8.65], [118.5, -8.75], [117.97, -8.53], [117.82, -8.18], [117.47, -8.03]]]]}, "2023-03-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.47, -5.97], [116.0, -5.75], [116.25, -5.85], [116.5, -5.75], [116.75, -5.85], [117.0, -5.75], [117.25, -5.85], [117.5, -5.75], [117.75, -5.85], [118.0, -5.75], [118.53, -5.97], [118.68, -6.32], [119.03, -6.47], [119.18, -6.82], [119.53, -6.97], [119.68, -7.32], [120.03, -7.47], [120.25, -8.0], [120.15, -8.25], [120.25, -8.5], [120.03, -9.03], [119.5, -9.25], [118.97, 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28.339610834002315, 28.42151668930677]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.863927636705398, 28.138815711270865, 28.45413468540943, 28.657059962988285, 28.58362567745553, 28.62531785292498, 28.577039014440174, 28.50928047044198]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8696402836685024, 0.9008473289930237, 1.0675590220453444, 1.1946184167991256, 1.0827013318243397, 1.0976004300957622, 0.9958758487662597, 1.0251725786582995]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8696402836685024, 1.076014178681703, 1.3608806714608477, 1.4769335891759852, 1.3360596712589086, 1.3522303917242198, 1.2559723252459207, 1.1182981249845625]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.345426582805374, 1.5013774212036832, 1.791372552462387, 2.0865071062178626, 1.9235169347625756, 1.9047493183837578, 1.6977852173609895, 1.7397726374019746]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.345426582805374, 1.7722613035621553, 2.267576809816013, 2.6257774848397686, 2.4826528342156897, 2.2943253984217433, 2.0650674467483907, 1.9053997232620798]}}