{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:54:00.752254", "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-Jun-12_to_2023-Jun-14_120.0_11.5"}, "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": 2023060001974}, "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": "June 12 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 14 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 57600.60995458206}, "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": ["Philippines"]}, "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": ["South China Sea", "Sulu 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": 11.5}, "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": 120.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "120.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 118.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 120.0}, "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": 12.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[117.25, 11.5], [117.47, 12.03], [118.0, 12.25], [118.25, 12.15], [118.5, 12.25], [118.75, 12.15], [118.82, 12.18], [118.85, 12.25], [118.75, 12.5], [118.97, 13.03], [119.5, 13.25], [119.75, 13.15], [120.0, 13.25], [120.53, 13.03], [120.75, 12.5], [120.65, 12.25], [120.75, 12.0], [120.65, 11.75], [120.75, 11.5], [120.65, 11.25], [120.75, 11.0], [120.65, 10.75], [120.75, 10.5], [120.53, 9.97], [120.0, 9.75], [119.7, 9.87], [119.53, 9.47], [119.0, 9.25], [118.47, 9.47], [118.32, 9.82], [118.25, 9.85], [118.0, 9.75], [117.47, 9.97], [117.25, 10.5], [117.35, 10.75], [117.25, 11.0], [117.35, 11.25], [117.25, 11.5]]]]}}, "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": {"2023-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, 11.0], [117.35, 11.25], [117.25, 11.5], [117.47, 12.03], [118.0, 12.25], [118.25, 12.15], [118.5, 12.25], [118.75, 12.15], [118.82, 12.18], [118.85, 12.25], [118.75, 12.5], [118.97, 13.03], [119.5, 13.25], [119.75, 13.15], [120.0, 13.25], [120.53, 13.03], [120.75, 12.5], [120.65, 12.25], [120.75, 12.0], [120.65, 11.75], [120.75, 11.5], [120.65, 11.25], [120.75, 11.0], [120.65, 10.75], [120.75, 10.5], [120.53, 9.97], [120.0, 9.75], [119.7, 9.87], [119.53, 9.47], [119.0, 9.25], [118.47, 9.47], [118.32, 9.82], [118.25, 9.85], [118.0, 9.75], [117.47, 9.97], [117.25, 10.5], [117.35, 10.75], [117.25, 11.0]]]]}, "2023-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, 11.0], [117.35, 11.25], [117.25, 11.5], [117.47, 12.03], [118.0, 12.25], [118.25, 12.15], [118.5, 12.25], [118.75, 12.15], [118.82, 12.18], [118.85, 12.25], [118.75, 12.5], [118.97, 13.03], [119.5, 13.25], [119.75, 13.15], [120.0, 13.25], [120.53, 13.03], [120.75, 12.5], [120.65, 12.25], [120.75, 12.0], [120.65, 11.75], [120.75, 11.5], [120.65, 11.25], [120.75, 11.0], [120.65, 10.75], [120.75, 10.5], [120.53, 9.97], [120.0, 9.75], [119.7, 9.87], [119.53, 9.47], [119.0, 9.25], [118.47, 9.47], [118.32, 9.82], [118.25, 9.85], [118.0, 9.75], [117.47, 9.97], [117.25, 10.5], [117.35, 10.75], [117.25, 11.0]]]]}, "2023-06-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, 11.0], [117.35, 11.25], [117.25, 11.5], [117.47, 12.03], [118.0, 12.25], [118.25, 12.15], [118.5, 12.25], [118.75, 12.15], [118.82, 12.18], [118.85, 12.25], [118.75, 12.5], [118.97, 13.03], [119.5, 13.25], [119.75, 13.15], [120.0, 13.25], [120.53, 13.03], [120.75, 12.5], [120.65, 12.25], [120.75, 12.0], [120.65, 11.75], [120.75, 11.5], [120.65, 11.25], [120.75, 11.0], [120.65, 10.75], [120.75, 10.5], [120.53, 9.97], [120.0, 9.75], [119.7, 9.87], [119.53, 9.47], [119.0, 9.25], [118.47, 9.47], [118.32, 9.82], [118.25, 9.85], [118.0, 9.75], [117.47, 9.97], [117.25, 10.5], [117.35, 10.75], [117.25, 11.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5495548435032447}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1200485813949919}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.874739104814353, 28.97114315547924, 28.723566301055087]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.27363114277182, 29.20739434605639, 28.98859977868858]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0840652218853244, 1.240065538983207, 1.036014983316444]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3484007651019283, 1.5495548435032447, 1.4035758230195938]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7552694998985907, 2.0073899993826854, 1.6687084291949092]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.162071800355231, 2.406994769808959, 2.2233064140243988]}}