{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:21:13.014214", "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": "2022-Jun-09_to_2022-Jun-16_133.5_-2.0"}, "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": 2022060001931}, "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 09 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 16 2022"}, "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": 71077.37368126797}, "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": ["Pacific Ocean"]}, "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": -2.0}, "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": 133.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "133.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 130.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 135.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[134.75, -2.5], [134.53, -3.03], [134.0, -3.25], [133.75, -3.15], [133.5, -3.25], [132.97, -3.03], [132.82, -2.68], [132.75, -2.65], [132.5, -2.75], [131.97, -2.53], [131.75, -2.0], [131.97, -1.47], [132.5, -1.25], [132.0, -1.04], [131.68, -1.18], [131.53, -1.53], [131.0, -1.75], [130.47, -1.53], [130.25, -1.0], [130.38, -0.7], [129.97, -0.53], [129.75, 0.0], [129.97, 0.53], [130.5, 0.75], [130.75, 0.65], [130.82, 0.68], [130.97, 1.03], [131.5, 1.25], [132.03, 1.03], [132.18, 0.68], [132.3, 0.63], [132.47, 1.03], [133.0, 1.25], [133.53, 1.03], [133.75, 0.5], [133.65, 0.25], [133.68, 0.18], [133.75, 0.15], [134.0, 0.25], [134.25, 0.15], [134.5, 0.25], [134.75, 0.15], [135.0, 0.25], [135.53, 0.03], [135.75, -0.5], [135.53, -1.03], [135.0, -1.25], [134.75, -1.15], [134.68, -1.18], [134.66, -1.23], [134.65, -1.25], [134.75, -1.5], [134.65, -1.75], [134.75, -2.0], [134.65, -2.25], [134.75, -2.5]], [[132.75, -1.35], [132.82, -1.32], [132.93, -1.07], [132.5, -1.25], [132.75, -1.35]]]]}}, "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": {"2022-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.5, -1.25], [131.97, -1.03], [131.75, -0.5], [131.97, 0.03], [132.5, 0.25], [133.0, 0.04], [133.5, 0.25], [133.75, 0.15], [134.0, 0.25], [134.25, 0.15], [134.5, 0.25], [134.75, 0.15], [135.0, 0.25], [135.53, 0.03], [135.75, -0.5], [135.53, -1.03], [135.0, -1.25], [134.75, -1.15], [134.5, -1.25], [134.25, -1.15], [134.0, -1.25], [133.75, -1.15], [133.5, -1.25], [133.0, -1.04], [132.5, -1.25]]]]}, "2022-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[133.0, -1.25], [133.25, -1.35], [133.5, -1.25], [133.75, -1.35], [134.0, -1.25], [134.53, -1.47], [134.75, -2.0], [134.65, -2.25], [134.75, -2.5], [134.53, -3.03], [134.0, -3.25], [133.75, -3.15], [133.5, -3.25], [132.97, -3.03], [132.82, -2.68], [132.75, -2.65], [132.5, -2.75], [131.97, -2.53], [131.75, -2.0], [131.97, -1.47], [132.5, -1.25], [132.75, -1.35], [133.0, -1.25]]], [[[129.75, 0.0], [129.97, 0.53], [130.5, 0.75], [130.75, 0.65], [130.82, 0.68], [130.97, 1.03], [131.5, 1.25], [132.03, 1.03], [132.18, 0.68], [132.3, 0.63], [132.47, 1.03], [133.0, 1.25], [133.53, 1.03], [133.75, 0.5], [133.65, 0.25], [133.68, 0.18], [133.75, 0.15], [134.0, 0.25], [134.25, 0.15], [134.5, 0.25], [134.75, 0.15], [135.0, 0.25], [135.53, 0.03], [135.75, -0.5], [135.53, -1.03], [135.0, -1.25], [134.75, -1.15], [134.5, -1.25], [134.25, -1.15], [134.0, -1.25], [133.75, -1.15], [133.5, -1.25], [133.0, -1.04], [132.5, -1.25], [132.0, -1.04], [131.68, -1.18], [131.53, -1.53], [131.0, -1.75], [130.47, -1.53], [130.25, -1.0], [130.38, -0.7], [129.97, -0.53], [129.75, 0.0]]]]}, "2022-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.97, -0.53], [129.75, 0.0], [129.97, 0.53], [130.5, 0.75], [130.75, 0.65], [130.82, 0.68], [130.97, 1.03], [131.5, 1.25], [132.03, 1.03], [132.18, 0.68], [132.3, 0.63], [132.47, 1.03], [133.0, 1.25], [133.53, 1.03], [133.75, 0.5], [133.65, 0.25], [133.68, 0.18], [133.75, 0.15], [134.0, 0.25], [134.25, 0.15], [134.5, 0.25], [134.75, 0.15], [135.0, 0.25], [135.53, 0.03], [135.75, -0.5], [135.53, -1.03], [135.0, -1.25], [134.75, -1.15], [134.68, -1.18], [134.54, -1.5], [134.75, -2.0], [134.65, -2.25], [134.75, -2.5], [134.53, -3.03], [134.0, -3.25], [133.75, -3.15], [133.5, -3.25], [132.97, -3.03], [132.82, -2.68], [132.75, -2.65], [132.5, -2.75], [131.97, -2.53], [131.75, -2.0], [131.97, -1.47], [132.5, -1.25], [132.0, -1.04], [131.68, -1.18], [131.53, -1.53], [131.0, -1.75], [130.47, -1.53], [130.25, -1.0], [130.38, -0.7], [129.97, -0.53]], [[132.75, -1.35], [133.0, -1.25], [133.25, -1.35], [133.38, -1.3], [133.32, -1.18], [133.0, -1.04], [132.5, -1.25], [132.75, -1.35]]]]}, "2022-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.97, -0.53], [129.75, 0.0], [129.97, 0.53], [130.5, 0.75], [130.75, 0.65], [130.82, 0.68], [130.97, 1.03], [131.5, 1.25], [132.03, 1.03], [132.18, 0.68], [132.3, 0.63], [132.47, 1.03], [133.0, 1.25], [133.53, 1.03], [133.75, 0.5], [133.65, 0.25], [133.75, 0.0], [133.57, -0.43], [134.0, -0.25], [134.53, -0.47], [134.75, -1.0], [134.65, -1.25], [134.75, -1.5], [134.65, -1.75], [134.75, -2.0], [134.65, -2.25], [134.75, -2.5], [134.53, -3.03], [134.0, -3.25], [133.75, -3.15], [133.5, -3.25], [132.97, -3.03], [132.82, -2.68], [132.75, -2.65], [132.5, -2.75], [131.97, -2.53], [131.75, -2.0], [131.97, -1.47], [132.5, -1.25], [132.0, -1.04], [131.68, -1.18], [131.53, -1.53], [131.0, -1.75], [130.47, -1.53], [130.25, -1.0], [130.38, -0.7], [129.97, -0.53]], [[132.75, -1.35], [133.0, -1.25], [133.25, -1.35], [133.32, -1.32], [133.35, -1.25], [133.25, -1.0], [133.43, -0.57], [133.18, -0.68], [133.03, -1.03], [132.5, -1.25], [132.75, -1.35]]]]}, "2022-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[133.35, -1.25], [133.25, -1.0], [133.47, -0.47], [134.0, -0.25], [134.53, -0.47], [134.75, -1.0], [134.65, -1.25], [134.75, -1.5], [134.53, -2.03], [134.18, -2.18], [134.03, -2.53], [133.5, -2.75], [132.97, -2.53], [132.75, -2.0], [132.97, -1.47], [133.32, -1.32], [133.35, -1.25]]]]}, "2022-06-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.97, -0.97], [133.32, -0.82], [133.47, -0.47], [134.0, -0.25], [134.53, -0.47], [134.75, -1.0], [134.65, -1.25], [134.75, -1.5], [134.53, -2.03], [134.18, -2.18], [134.03, -2.53], [133.5, -2.75], [133.25, -2.65], [133.0, -2.75], [132.47, -2.53], [132.25, -2.0], [132.47, -1.47], [132.82, -1.32], [132.97, -0.97]]]]}, "2022-06-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.97, -0.97], [133.5, -0.75], [133.75, -0.85], [134.0, -0.75], [134.53, -0.97], [134.75, -1.5], [134.53, -2.03], [134.18, -2.18], [134.03, -2.53], [133.5, -2.75], [133.25, -2.65], [133.0, -2.75], [132.47, -2.53], [132.25, -2.0], [132.47, -1.47], [132.82, -1.32], [132.97, -0.97]]]]}, "2022-06-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.97, -0.97], [133.5, -0.75], [133.75, -0.85], [134.0, -0.75], [134.53, -0.97], [134.75, -1.5], [134.53, -2.03], [134.18, -2.18], [134.03, -2.53], [133.5, -2.75], [133.25, -2.65], [133.0, -2.75], [132.47, -2.53], [132.25, -2.0], [132.47, -1.47], [132.82, -1.32], [132.97, -0.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.900466901535765}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1864444268004077}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.423112158124695, 27.45321507374689, 27.644256586905044, 27.257054397471165, 24.947534508284832, 25.418071516709176, 25.20038807711086, 25.544307159115533]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.28081705320608, 28.1484999743019, 28.519159432954154, 28.408453103375564, 26.664067745344084, 27.584436011755713, 27.272835532307795, 27.255047623115445]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9680293133561463, 0.9147132678086507, 1.2724709567374821, 1.2875036766969414, 0.9953920761460419, 1.487346575968229, 1.2655495317066539, 1.5997696784852309]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.224651664675946, 1.233179046234568, 1.5362493595093838, 1.711385542808216, 1.0959152759826338, 1.900466901535765, 1.7442553386588884, 1.8418117231872202]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7523721503196228, 1.5122530807288983, 2.153692946176515, 2.099933741943319, 1.4944964914959176, 2.1029498251483068, 1.7400794497042416, 2.201507786223578]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9330698051051516, 1.7476130583574034, 2.755357744240651, 3.146355568542895, 1.7515664497642365, 2.301947252769596, 2.209380517423252, 2.950815120436669]}}