{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:53.073355", "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-Nov-11_to_2012-Nov-13_24.5_-8.0"}, "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": 2012110001815}, "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 11 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 13 2012"}, "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": 82831.40535927625}, "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": ["Congo DRC"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa", "S.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": -8.0}, "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": 24.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "24.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 22.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 27.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -5.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-11-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.35, -7.25], [22.25, -7.0], [22.47, -6.47], [23.0, -6.25], [23.25, -6.35], [23.5, -6.25], [23.75, -6.35], [23.82, -6.32], [23.97, -5.97], [24.32, -5.82], [24.47, -5.47], [25.0, -5.25], [25.25, -5.35], [25.5, -5.25], [26.0, -5.46], [26.5, -5.25], [26.75, -5.35], [27.0, -5.25], [27.53, -5.47], [27.75, -6.0], [27.65, -6.25], [27.68, -6.32], [28.03, -6.47], [28.25, -7.0], [28.03, -7.53], [27.5, -7.75], [27.0, -7.54], [26.5, -7.75], [26.25, -7.65], [26.18, -7.68], [26.03, -8.03], [25.5, -8.25], [25.25, -8.15], [25.18, -8.18], [25.15, -8.25], [25.25, -8.5], [25.03, -9.03], [24.5, -9.25], [23.97, -9.03], [23.82, -8.68], [23.5, -8.54], [23.0, -8.75], [22.47, -8.53], [22.25, -8.0], [22.35, -7.75], [22.25, -7.5], [22.35, -7.25]]]]}, "2012-11-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.35, -7.25], [22.25, -7.0], [22.47, -6.47], [23.0, -6.25], [23.25, -6.35], [23.5, -6.25], [23.75, -6.35], [23.82, -6.32], [23.97, -5.97], [24.32, -5.82], [24.47, -5.47], [25.0, -5.25], [25.25, -5.35], [25.5, -5.25], [26.0, -5.46], [26.5, -5.25], [26.75, -5.35], [27.0, -5.25], [27.53, -5.47], [27.75, -6.0], [27.65, -6.25], [27.68, -6.32], [28.03, -6.47], [28.25, -7.0], [28.03, -7.53], [27.5, -7.75], [27.0, -7.54], [26.5, -7.75], [26.25, -7.65], [26.18, -7.68], [26.03, -8.03], [25.5, -8.25], [25.25, -8.15], [25.18, -8.18], [25.15, -8.25], [25.25, -8.5], [25.03, -9.03], [24.5, -9.25], [23.97, -9.03], [23.82, -8.68], [23.5, -8.54], [23.0, -8.75], [22.47, -8.53], [22.25, -8.0], [22.35, -7.75], [22.25, -7.5], [22.35, -7.25]]]]}, "2012-11-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.35, -7.25], [22.25, -7.0], [22.47, -6.47], [23.0, -6.25], [23.25, -6.35], [23.5, -6.25], [23.75, -6.35], [23.82, -6.32], [23.97, -5.97], [24.32, -5.82], [24.47, -5.47], [25.0, -5.25], [25.25, -5.35], [25.5, -5.25], [26.0, -5.46], [26.5, -5.25], [26.75, -5.35], [27.0, -5.25], [27.53, -5.47], [27.75, -6.0], [27.65, -6.25], [27.68, -6.32], [28.03, -6.47], [28.25, -7.0], [28.03, -7.53], [27.5, -7.75], [27.0, -7.54], [26.5, -7.75], [26.25, -7.65], [26.18, -7.68], [26.03, -8.03], [25.5, -8.25], [25.25, -8.15], [25.18, -8.18], [25.15, -8.25], [25.25, -8.5], [25.03, -9.03], [24.5, -9.25], [23.97, -9.03], [23.82, -8.68], [23.5, -8.54], [23.0, -8.75], [22.47, -8.53], [22.25, -8.0], [22.35, -7.75], [22.25, -7.5], [22.35, -7.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.656848055294404}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.6385253204722725}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.402055137318087, 24.506220193071556, 25.012517027910633]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.870635438347847, 25.97598366336416, 26.77698439541615]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3762141191286437, 1.511788707649171, 2.027573134639003]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7071821670063514, 1.9195181342604428, 2.656848055294404]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5882977186706473, 1.7092387842622259, 2.3073581159532552]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0223097048987855, 2.2213647716304195, 2.912628818402537]}}