{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:45.166994", "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": "2012-Jun-08_to_2012-Jun-12_26.5_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": 2012060002202}, "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 08 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 12 2012"}, "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": 175443.16953287844}, "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": ["Central African Republic", "Congo DRC", "South Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa", "N.Eastern-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": 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": 26.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "26.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 23.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 28.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[26.5, 3.75], [27.03, 3.53], [27.25, 3.0], [27.03, 2.47], [26.5, 2.25], [25.97, 2.47], [25.75, 3.0], [25.97, 3.53], [26.5, 3.75]]]]}, "2012-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.97, 4.53], [24.5, 4.75], [25.0, 4.54], [25.5, 4.75], [26.03, 4.53], [26.25, 4.0], [26.15, 3.75], [26.18, 3.68], [26.25, 3.65], [26.5, 3.75], [27.03, 3.53], [27.25, 3.0], [27.03, 2.47], [26.5, 2.25], [26.25, 2.35], [26.0, 2.25], [25.75, 2.35], [25.5, 2.25], [25.25, 2.35], [25.0, 2.25], [24.47, 2.47], [24.25, 3.0], [24.38, 3.3], [23.97, 3.47], [23.75, 4.0], [23.97, 4.53]]], [[[24.75, 7.0], [24.97, 7.53], [25.5, 7.75], [25.75, 7.65], [26.0, 7.75], [26.53, 7.53], [26.75, 7.0], [26.57, 6.57], [27.0, 6.75], [27.25, 6.65], [27.32, 6.68], [27.47, 7.03], [28.0, 7.25], [28.25, 7.15], [28.5, 7.25], [29.03, 7.03], [29.25, 6.5], [29.03, 5.97], [28.68, 5.82], [28.53, 5.47], [28.18, 5.32], [28.03, 4.97], [27.68, 4.82], [27.53, 4.47], [27.0, 4.25], [26.47, 4.47], [26.32, 4.82], [25.97, 4.97], [25.75, 5.5], [25.97, 6.03], [26.32, 6.18], [26.43, 6.43], [26.0, 6.25], [25.75, 6.35], [25.5, 6.25], [24.97, 6.47], [24.75, 7.0]]]]}, "2012-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 3.75], [23.25, 4.0], [23.35, 4.25], [23.25, 4.5], [23.47, 5.03], [23.82, 5.18], [23.85, 5.25], [23.75, 5.5], [23.97, 6.03], [24.38, 6.2], [24.25, 6.5], [24.47, 7.03], [24.82, 7.18], [24.97, 7.53], [25.5, 7.75], [25.75, 7.65], [26.0, 7.75], [26.25, 7.65], [26.5, 7.75], [26.75, 7.65], [27.0, 7.75], [27.25, 7.65], [27.5, 7.75], [27.75, 7.65], [27.82, 7.68], [27.97, 8.03], [28.5, 8.25], [29.03, 8.03], [29.25, 7.5], [29.04, 7.0], [29.25, 6.5], [29.15, 6.25], [29.25, 6.0], [29.03, 5.47], [28.68, 5.32], [28.53, 4.97], [28.18, 4.82], [28.03, 4.47], [27.68, 4.32], [27.53, 3.97], [27.13, 3.8], [27.25, 3.5], [27.15, 3.25], [27.25, 3.0], [27.03, 2.47], [26.5, 2.25], [26.25, 2.35], [26.18, 2.32], [26.03, 1.97], [25.5, 1.75], [24.97, 1.97], [24.82, 2.32], [24.75, 2.35], [24.5, 2.25], [24.25, 2.35], [24.0, 2.25], [23.47, 2.47], [23.25, 3.0], [23.35, 3.25], [23.25, 3.5], [23.35, 3.75]]]]}, "2012-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 3.75], [23.25, 4.0], [23.35, 4.25], [23.25, 4.5], [23.47, 5.03], [23.82, 5.18], [23.85, 5.25], [23.75, 5.5], [23.97, 6.03], [24.38, 6.2], [24.25, 6.5], [24.47, 7.03], [24.82, 7.18], [24.97, 7.53], [25.5, 7.75], [25.75, 7.65], [26.0, 7.75], [26.25, 7.65], [26.5, 7.75], [26.75, 7.65], [27.0, 7.75], [27.25, 7.65], [27.5, 7.75], [27.75, 7.65], [27.82, 7.68], [27.97, 8.03], [28.5, 8.25], [29.03, 8.03], [29.25, 7.5], [29.04, 7.0], [29.25, 6.5], [29.15, 6.25], [29.25, 6.0], [29.03, 5.47], [28.68, 5.32], [28.53, 4.97], [28.18, 4.82], [28.03, 4.47], [27.68, 4.32], [27.53, 3.97], [27.13, 3.8], [27.25, 3.5], [27.15, 3.25], [27.25, 3.0], [27.03, 2.47], [26.5, 2.25], [26.25, 2.35], [26.18, 2.32], [26.03, 1.97], [25.5, 1.75], [24.97, 1.97], [24.82, 2.32], [24.75, 2.35], [24.5, 2.25], [24.25, 2.35], [24.0, 2.25], [23.47, 2.47], [23.25, 3.0], [23.35, 3.25], [23.25, 3.5], [23.35, 3.75]]]]}, "2012-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 3.75], [23.25, 4.0], [23.35, 4.25], [23.25, 4.5], [23.47, 5.03], [23.82, 5.18], [23.85, 5.25], [23.75, 5.5], [23.97, 6.03], [24.38, 6.2], [24.25, 6.5], [24.47, 7.03], [24.82, 7.18], [24.97, 7.53], [25.5, 7.75], [25.75, 7.65], [26.0, 7.75], [26.25, 7.65], [26.5, 7.75], [26.75, 7.65], [27.0, 7.75], [27.25, 7.65], [27.5, 7.75], [27.75, 7.65], [27.82, 7.68], [27.97, 8.03], [28.5, 8.25], [29.03, 8.03], [29.25, 7.5], [29.04, 7.0], [29.25, 6.5], [29.15, 6.25], [29.25, 6.0], [29.03, 5.47], [28.68, 5.32], [28.53, 4.97], [28.18, 4.82], [28.03, 4.47], [27.68, 4.32], [27.53, 3.97], [27.13, 3.8], [27.25, 3.5], [27.15, 3.25], [27.25, 3.0], [27.03, 2.47], [26.5, 2.25], [26.25, 2.35], [26.18, 2.32], [26.03, 1.97], [25.5, 1.75], [24.97, 1.97], [24.82, 2.32], [24.75, 2.35], [24.5, 2.25], [24.25, 2.35], [24.0, 2.25], [23.47, 2.47], [23.25, 3.0], [23.35, 3.25], [23.25, 3.5], [23.35, 3.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6814705858775483}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7512606723351047}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.622194407418135, 26.08068694919399, 26.376507956138823, 26.63406825030961, 26.808388928025465]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.622194407418135, 27.78355648028611, 28.972688864723466, 28.860782242675043, 29.128096280505872]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3039689951096989, 1.3872779189390252, 1.539375426080371, 1.8035747532005943, 2.027235319916608]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3039689951096989, 1.7131232665665266, 1.978536543073858, 2.640867239362592, 2.6814705858775483]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.480594333240034, 1.4581750122305428, 1.6368842469721112, 1.9203914784437384, 2.207791996525063]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.480594333240034, 1.7194220800458573, 2.1069280883475607, 2.758694149398262, 2.9709967537112627]}}