{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:57.953132", "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": "2013-Nov-07_to_2013-Nov-09_109.5_27.0"}, "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": 2013110001736}, "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": "November 07 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 09 2013"}, "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": 85052.73012332826}, "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": ["China"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": []}, "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": 27.0}, "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": 109.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "109.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 105.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 110.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 25.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 29.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-11-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.32, 28.18], [106.35, 28.25], [106.25, 28.5], [106.47, 29.03], [107.0, 29.25], [107.53, 29.03], [107.68, 28.68], [107.75, 28.65], [107.82, 28.68], [107.85, 28.75], [107.75, 29.0], [107.97, 29.53], [108.5, 29.75], [109.03, 29.53], [109.25, 29.0], [109.15, 28.75], [109.2, 28.63], [109.5, 28.75], [109.75, 28.65], [110.0, 28.75], [110.25, 28.65], [110.5, 28.75], [111.03, 28.53], [111.25, 28.0], [111.03, 27.47], [110.68, 27.32], [110.53, 26.97], [110.18, 26.82], [110.15, 26.75], [110.25, 26.5], [110.03, 25.97], [109.5, 25.75], [109.25, 25.85], [109.0, 25.75], [108.75, 25.85], [108.68, 25.82], [108.53, 25.47], [108.0, 25.25], [107.47, 25.47], [107.25, 26.0], [107.35, 26.25], [107.32, 26.32], [107.25, 26.35], [107.0, 26.25], [106.75, 26.35], [106.5, 26.25], [106.25, 26.35], [106.0, 26.25], [105.47, 26.47], [105.25, 27.0], [105.47, 27.53], [105.82, 27.68], [105.97, 28.03], [106.32, 28.18]]]]}, "2013-11-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.32, 28.18], [106.35, 28.25], [106.25, 28.5], [106.47, 29.03], [107.0, 29.25], [107.53, 29.03], [107.68, 28.68], [107.75, 28.65], [107.82, 28.68], [107.85, 28.75], [107.75, 29.0], [107.97, 29.53], [108.5, 29.75], [109.03, 29.53], [109.25, 29.0], [109.15, 28.75], [109.2, 28.63], [109.5, 28.75], [109.75, 28.65], [110.0, 28.75], [110.25, 28.65], [110.5, 28.75], [111.03, 28.53], [111.25, 28.0], [111.03, 27.47], [110.68, 27.32], [110.53, 26.97], [110.18, 26.82], [110.15, 26.75], [110.25, 26.5], [110.03, 25.97], [109.5, 25.75], [109.25, 25.85], [109.0, 25.75], [108.75, 25.85], [108.68, 25.82], [108.53, 25.47], [108.0, 25.25], [107.47, 25.47], [107.25, 26.0], [107.35, 26.25], [107.32, 26.32], [107.25, 26.35], [107.0, 26.25], [106.75, 26.35], [106.5, 26.25], [106.25, 26.35], [106.0, 26.25], [105.47, 26.47], [105.25, 27.0], [105.47, 27.53], [105.82, 27.68], [105.97, 28.03], [106.32, 28.18]]]]}, "2013-11-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.32, 28.18], [106.35, 28.25], [106.25, 28.5], [106.47, 29.03], [107.0, 29.25], [107.53, 29.03], [107.68, 28.68], [107.75, 28.65], [107.82, 28.68], [107.85, 28.75], [107.75, 29.0], [107.97, 29.53], [108.5, 29.75], [109.03, 29.53], [109.25, 29.0], [109.15, 28.75], [109.2, 28.63], [109.5, 28.75], [109.75, 28.65], [110.0, 28.75], [110.25, 28.65], [110.5, 28.75], [111.03, 28.53], [111.25, 28.0], [111.03, 27.47], [110.68, 27.32], [110.53, 26.97], [110.18, 26.82], [110.15, 26.75], [110.25, 26.5], [110.03, 25.97], [109.5, 25.75], [109.25, 25.85], [109.0, 25.75], [108.75, 25.85], [108.68, 25.82], [108.53, 25.47], [108.0, 25.25], [107.47, 25.47], [107.25, 26.0], [107.35, 26.25], [107.32, 26.32], [107.25, 26.35], [107.0, 26.25], [106.75, 26.35], [106.5, 26.25], [106.25, 26.35], [106.0, 26.25], [105.47, 26.47], [105.25, 27.0], [105.47, 27.53], [105.82, 27.68], [105.97, 28.03], [106.32, 28.18]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 8.6775968194965}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.870068853110541}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [18.60107752236354, 20.542943277442987, 20.259243716334424]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [20.396938864954222, 23.759915805808305, 23.238632134112265]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.355719066741398, 6.591820332307282, 6.662667160282946]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.158129547649253, 8.6775968194965, 8.4165702282977]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4861364036440865, 2.121375423995469, 2.0416195286418946]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6911095996707335, 2.547872588234874, 2.4029460529907336]}}