{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:15.766004", "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-Aug-13_to_2013-Aug-17_105.0_20.5"}, "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": 2013080002323}, "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": "August 13 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 17 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 51881.90410817029}, "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": ["Laos", "Vietnam"]}, "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": 20.5}, "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": 105.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "105.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 102.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 106.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 19.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 22.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-08-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.47, 22.03], [103.0, 22.25], [103.53, 22.03], [103.68, 21.68], [103.75, 21.65], [104.0, 21.75], [104.53, 21.53], [104.75, 21.0], [104.54, 20.5], [104.75, 20.0], [104.53, 19.47], [104.0, 19.25], [103.47, 19.47], [103.32, 19.82], [102.97, 19.97], [102.82, 20.32], [102.47, 20.47], [102.25, 21.0], [102.35, 21.25], [102.25, 21.5], [102.47, 22.03]]]]}, "2013-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.47, 22.03], [103.0, 22.25], [103.53, 22.03], [103.68, 21.68], [103.75, 21.65], [103.88, 21.7], [103.75, 22.0], [103.97, 22.53], [104.32, 22.68], [104.47, 23.03], [105.0, 23.25], [105.53, 23.03], [105.68, 22.68], [106.03, 22.53], [106.18, 22.18], [106.53, 22.03], [106.75, 21.5], [106.53, 20.97], [106.0, 20.75], [105.75, 20.85], [105.68, 20.82], [105.65, 20.75], [105.75, 20.5], [105.53, 19.97], [105.0, 19.75], [104.75, 19.85], [104.68, 19.82], [104.53, 19.47], [104.0, 19.25], [103.47, 19.47], [103.32, 19.82], [102.97, 19.97], [102.82, 20.32], [102.47, 20.47], [102.25, 21.0], [102.35, 21.25], [102.25, 21.5], [102.47, 22.03]]]]}, "2013-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.47, 22.03], [103.0, 22.25], [103.53, 22.03], [103.68, 21.68], [103.75, 21.65], [103.88, 21.7], [103.75, 22.0], [103.97, 22.53], [104.32, 22.68], [104.47, 23.03], [105.0, 23.25], [105.53, 23.03], [105.68, 22.68], [106.03, 22.53], [106.18, 22.18], [106.53, 22.03], [106.75, 21.5], [106.53, 20.97], [106.18, 20.82], [106.03, 20.47], [105.68, 20.32], [105.65, 20.25], [105.75, 20.0], [105.53, 19.47], [105.0, 19.25], [104.5, 19.46], [104.0, 19.25], [103.47, 19.47], [103.32, 19.82], [102.97, 19.97], [102.82, 20.32], [102.47, 20.47], [102.25, 21.0], [102.35, 21.25], [102.25, 21.5], [102.47, 22.03]]]]}, "2013-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[103.75, 20.5], [103.97, 21.03], [104.32, 21.18], [104.35, 21.25], [104.32, 21.32], [103.97, 21.47], [103.75, 22.0], [103.97, 22.53], [104.32, 22.68], [104.47, 23.03], [105.0, 23.25], [105.53, 23.03], [105.68, 22.68], [106.03, 22.53], [106.18, 22.18], [106.53, 22.03], [106.75, 21.5], [106.53, 20.97], [106.18, 20.82], [106.03, 20.47], [105.68, 20.32], [105.65, 20.25], [105.75, 20.0], [105.53, 19.47], [105.0, 19.25], [104.47, 19.47], [104.32, 19.82], [103.97, 19.97], [103.75, 20.5]]]]}, "2013-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.97, 21.53], [105.5, 21.75], [106.03, 21.53], [106.25, 21.0], [106.03, 20.47], [105.63, 20.3], [105.75, 20.0], [105.53, 19.47], [105.0, 19.25], [104.47, 19.47], [104.25, 20.0], [104.47, 20.53], [104.88, 20.7], [104.75, 21.0], [104.97, 21.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.5163055936099568}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.3992735176156605}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.22694917711749, 28.088119422195234, 28.468567551426986, 29.330671477587373, 28.586685342151213]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.405040080640447, 31.328751733647834, 31.743322197555187, 31.30092766172845, 30.22530977823891]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6101435604963115, 2.332470586286391, 2.7033835522088245, 2.4948887132182214, 1.9904053546540297]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7640526823477671, 3.103090462763305, 3.5163055936099568, 3.1101984101193807, 2.1061870334257264]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4685720908703397, 1.789421307418844, 2.002952305207119, 1.7319844341967234, 1.4446182884782823]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5760392629978843, 2.216163055039293, 2.434542245399244, 2.16821558796579, 1.4661780867278575]}}