{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:49:14.616822", "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": "2011-Dec-18_to_2011-Dec-23_118.5_5.5"}, "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": 2011120002395}, "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": "December 18 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 23 2011"}, "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": 61561.40502318913}, "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", "Malaysia"]}, "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": ["Celebes 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": 5.5}, "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": 118.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "118.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 115.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 118.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-12-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.97, 6.03], [116.32, 6.18], [116.35, 6.25], [116.25, 6.5], [116.47, 7.03], [117.0, 7.25], [117.25, 7.15], [117.5, 7.25], [118.03, 7.03], [118.25, 6.5], [118.15, 6.25], [118.18, 6.18], [118.25, 6.15], [118.5, 6.25], [119.03, 6.03], [119.25, 5.5], [119.03, 4.97], [118.68, 4.82], [118.53, 4.47], [118.0, 4.25], [117.5, 4.46], [117.0, 4.25], [116.7, 4.37], [116.53, 3.97], [116.0, 3.75], [115.47, 3.97], [115.25, 4.5], [115.47, 5.03], [115.88, 5.2], [115.75, 5.5], [115.97, 6.03]]]]}, "2011-12-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.47, 6.03], [115.82, 6.18], [115.97, 6.53], [116.32, 6.68], [116.47, 7.03], [117.0, 7.25], [117.25, 7.15], [117.5, 7.25], [118.03, 7.03], [118.25, 6.5], [118.15, 6.25], [118.18, 6.18], [118.25, 6.15], [118.5, 6.25], [119.03, 6.03], [119.25, 5.5], [119.03, 4.97], [118.68, 4.82], [118.53, 4.47], [118.0, 4.25], [117.5, 4.46], [117.0, 4.25], [116.7, 4.37], [116.53, 3.97], [116.0, 3.75], [115.47, 3.97], [115.25, 4.5], [115.46, 5.0], [115.25, 5.5], [115.47, 6.03]]]]}, "2011-12-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.47, 6.03], [115.82, 6.18], [115.97, 6.53], [116.32, 6.68], [116.47, 7.03], [117.0, 7.25], [117.25, 7.15], [117.5, 7.25], [118.03, 7.03], [118.25, 6.5], [118.15, 6.25], [118.18, 6.18], [118.25, 6.15], [118.5, 6.25], [119.03, 6.03], [119.25, 5.5], [119.03, 4.97], [118.68, 4.82], [118.53, 4.47], [118.0, 4.25], [117.5, 4.46], [117.0, 4.25], [116.7, 4.37], [116.53, 3.97], [116.0, 3.75], [115.47, 3.97], [115.25, 4.5], [115.46, 5.0], [115.25, 5.5], [115.47, 6.03]]]]}, "2011-12-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.47, 6.03], [115.82, 6.18], [115.97, 6.53], [116.32, 6.68], [116.47, 7.03], [117.0, 7.25], [117.25, 7.15], [117.5, 7.25], [118.03, 7.03], [118.25, 6.5], [118.15, 6.25], [118.18, 6.18], [118.25, 6.15], [118.5, 6.25], [119.03, 6.03], [119.25, 5.5], [119.04, 5.0], [119.25, 4.5], [119.03, 3.97], [118.5, 3.75], [118.25, 3.85], [118.18, 3.82], [118.03, 3.47], [117.5, 3.25], [117.25, 3.35], [117.0, 3.25], [116.75, 3.35], [116.5, 3.25], [115.97, 3.47], [115.82, 3.82], [115.47, 3.97], [115.25, 4.5], [115.46, 5.0], [115.25, 5.5], [115.47, 6.03]]]]}, "2011-12-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.97, 3.47], [115.75, 4.0], [115.97, 4.53], [116.5, 4.75], [116.75, 4.65], [116.82, 4.68], [116.97, 5.03], [117.32, 5.18], [117.35, 5.25], [117.25, 5.5], [117.38, 5.8], [116.97, 5.97], [116.75, 6.5], [116.97, 7.03], [117.5, 7.25], [118.03, 7.03], [118.25, 6.5], [118.13, 6.2], [118.25, 6.15], [118.5, 6.25], [119.03, 6.03], [119.25, 5.5], [119.04, 5.0], [119.25, 4.5], [119.03, 3.97], [118.5, 3.75], [118.25, 3.85], [118.18, 3.82], [118.03, 3.47], [117.5, 3.25], [117.25, 3.35], [117.0, 3.25], [116.75, 3.35], [116.5, 3.25], [115.97, 3.47]]]]}, "2011-12-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.97, 3.47], [115.75, 4.0], [115.97, 4.53], [116.5, 4.75], [116.75, 4.65], [116.82, 4.68], [116.97, 5.03], [117.32, 5.18], [117.35, 5.25], [117.25, 5.5], [117.38, 5.8], [116.97, 5.97], [116.75, 6.5], [116.97, 7.03], [117.5, 7.25], [118.03, 7.03], [118.25, 6.5], [118.13, 6.2], [118.25, 6.15], [118.5, 6.25], [119.03, 6.03], [119.25, 5.5], [119.04, 5.0], [119.25, 4.5], [119.03, 3.97], [118.5, 3.75], [118.25, 3.85], [118.18, 3.82], [118.03, 3.47], [117.5, 3.25], [117.25, 3.35], [117.0, 3.25], [116.75, 3.35], [116.5, 3.25], [115.97, 3.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.781908026697181}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2842565444423912}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.35892095260982, 25.934722460506805, 25.987999063913378, 26.369002873539785, 26.908027061894074, 27.239043963286576]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.553980223930125, 27.521013869351805, 27.47902514404666, 28.055346424928132, 27.895234045954908, 28.275284062104504]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.440775680948794, 1.2426608347828716, 1.308687197481037, 1.3336797518234191, 0.9865948443945911, 1.3192799451896746]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.781908026697181, 1.533070071591169, 1.7612046423025163, 1.6754916640337, 1.2162801182328735, 1.7112818138847956]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.962032820882232, 1.6574677780320197, 1.7056197626099465, 1.7811575235161865, 1.407179931206477, 1.9160602637233073]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.2888329232652107, 2.166501176779362, 2.166505463314712, 2.1961919660741094, 1.8033901364069351, 2.582087277103616]}}