{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:47:45.907581", "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-Jun-06_to_2011-Jun-08_107.5_34.0"}, "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": 2011060002020}, "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 06 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 08 2011"}, "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": 52620.19718182639}, "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": 34.0}, "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": 107.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "107.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 104.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 108.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 33.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 37.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.25, 36.0], [104.47, 36.53], [105.0, 36.75], [105.25, 36.65], [105.5, 36.75], [105.75, 36.65], [105.82, 36.68], [105.97, 37.03], [106.32, 37.18], [106.47, 37.53], [107.0, 37.75], [107.25, 37.65], [107.5, 37.75], [107.75, 37.65], [108.0, 37.75], [108.53, 37.53], [108.75, 37.0], [108.65, 36.75], [108.75, 36.5], [108.65, 36.25], [108.75, 36.0], [108.65, 35.75], [108.75, 35.5], [108.53, 34.97], [108.0, 34.75], [107.47, 34.97], [107.3, 35.38], [107.18, 35.32], [107.15, 35.25], [107.25, 35.0], [107.15, 34.75], [107.18, 34.68], [107.25, 34.65], [107.5, 34.75], [108.03, 34.53], [108.25, 34.0], [108.03, 33.47], [107.5, 33.25], [107.25, 33.35], [107.0, 33.25], [106.47, 33.47], [106.32, 33.82], [105.97, 33.97], [105.75, 34.5], [105.85, 34.75], [105.82, 34.82], [105.75, 34.85], [105.5, 34.75], [104.97, 34.97], [104.82, 35.32], [104.47, 35.47], [104.25, 36.0]]]]}, "2011-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.25, 36.0], [104.47, 36.53], [105.0, 36.75], [105.25, 36.65], [105.5, 36.75], [105.75, 36.65], [105.82, 36.68], [105.97, 37.03], [106.32, 37.18], [106.47, 37.53], [107.0, 37.75], [107.25, 37.65], [107.5, 37.75], [107.75, 37.65], [108.0, 37.75], [108.53, 37.53], [108.75, 37.0], [108.65, 36.75], [108.75, 36.5], [108.65, 36.25], [108.75, 36.0], [108.65, 35.75], [108.75, 35.5], [108.53, 34.97], [108.0, 34.75], [107.47, 34.97], [107.3, 35.38], [107.18, 35.32], [107.15, 35.25], [107.25, 35.0], [107.15, 34.75], [107.18, 34.68], [107.25, 34.65], [107.5, 34.75], [108.03, 34.53], [108.25, 34.0], [108.03, 33.47], [107.5, 33.25], [107.25, 33.35], [107.0, 33.25], [106.47, 33.47], [106.32, 33.82], [105.97, 33.97], [105.75, 34.5], [105.85, 34.75], [105.82, 34.82], [105.75, 34.85], [105.5, 34.75], [104.97, 34.97], [104.82, 35.32], [104.47, 35.47], [104.25, 36.0]]]]}, "2011-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.25, 36.0], [104.47, 36.53], [105.0, 36.75], [105.25, 36.65], [105.5, 36.75], [105.75, 36.65], [105.82, 36.68], [105.97, 37.03], [106.32, 37.18], [106.47, 37.53], [107.0, 37.75], [107.25, 37.65], [107.5, 37.75], [107.75, 37.65], [108.0, 37.75], [108.53, 37.53], [108.75, 37.0], [108.65, 36.75], [108.75, 36.5], [108.65, 36.25], [108.75, 36.0], [108.65, 35.75], [108.75, 35.5], [108.53, 34.97], [108.0, 34.75], [107.47, 34.97], [107.3, 35.38], [107.18, 35.32], [107.15, 35.25], [107.25, 35.0], [107.15, 34.75], [107.18, 34.68], [107.25, 34.65], [107.5, 34.75], [108.03, 34.53], [108.25, 34.0], [108.03, 33.47], [107.5, 33.25], [107.25, 33.35], [107.0, 33.25], [106.47, 33.47], [106.32, 33.82], [105.97, 33.97], [105.75, 34.5], [105.85, 34.75], [105.82, 34.82], [105.75, 34.85], [105.5, 34.75], [104.97, 34.97], [104.82, 35.32], [104.47, 35.47], [104.25, 36.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.184668315478007}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.6108620054015}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.704098032577463, 23.773321587402677, 22.084455128908985]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.45558578634183, 27.347202403196263, 26.850543965480256]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.9493047972831645, 5.86074112631372, 4.022540092607615]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.969552401197234, 7.184668315478007, 5.440957196121701]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4560950897361553, 2.2106574396749092, 1.5998749959709382]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7852230760332206, 2.444382265275137, 1.9256127224938224]}}