{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:45.945157", "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-11_to_2012-Jun-15_32.0_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": 2012060002392}, "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 11 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 15 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": 61082.72709034166}, "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": ["South Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": 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": 32.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "32.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 29.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 32.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 7.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 9.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.0, 8.75], [32.53, 8.53], [32.75, 8.0], [32.53, 7.47], [32.0, 7.25], [31.47, 7.47], [31.25, 8.0], [31.47, 8.53], [32.0, 8.75]]]]}, "2012-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.47, 10.03], [30.0, 10.25], [30.25, 10.15], [30.5, 10.25], [31.0, 10.04], [31.5, 10.25], [32.03, 10.03], [32.25, 9.5], [32.13, 9.2], [32.53, 9.03], [32.75, 8.5], [32.65, 8.25], [32.75, 8.0], [32.53, 7.47], [32.0, 7.25], [31.75, 7.35], [31.5, 7.25], [31.0, 7.46], [30.5, 7.25], [29.97, 7.47], [29.75, 8.0], [29.85, 8.25], [29.82, 8.32], [29.47, 8.47], [29.25, 9.0], [29.35, 9.25], [29.25, 9.5], [29.47, 10.03]]]]}, "2012-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.47, 10.03], [30.0, 10.25], [30.25, 10.15], [30.5, 10.25], [30.75, 10.15], [31.0, 10.25], [31.25, 10.15], [31.5, 10.25], [31.75, 10.15], [32.0, 10.25], [32.25, 10.15], [32.5, 10.25], [33.03, 10.03], [33.25, 9.5], [33.15, 9.25], [33.25, 9.0], [33.15, 8.75], [33.25, 8.5], [33.15, 8.25], [33.25, 8.0], [33.03, 7.47], [32.5, 7.25], [32.25, 7.35], [32.0, 7.25], [31.75, 7.35], [31.5, 7.25], [31.0, 7.46], [30.5, 7.25], [29.97, 7.47], [29.75, 8.0], [29.85, 8.25], [29.82, 8.32], [29.47, 8.47], [29.25, 9.0], [29.35, 9.25], [29.25, 9.5], [29.47, 10.03]]]]}, "2012-06-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.47, 10.03], [30.0, 10.25], [30.25, 10.15], [30.5, 10.25], [30.75, 10.15], [31.0, 10.25], [31.25, 10.15], [31.5, 10.25], [31.75, 10.15], [32.0, 10.25], [32.25, 10.15], [32.5, 10.25], [33.03, 10.03], [33.25, 9.5], [33.15, 9.25], [33.25, 9.0], [33.15, 8.75], [33.25, 8.5], [33.15, 8.25], [33.25, 8.0], [33.03, 7.47], [32.5, 7.25], [32.25, 7.35], [32.0, 7.25], [31.75, 7.35], [31.5, 7.25], [31.0, 7.46], [30.5, 7.25], [29.97, 7.47], [29.75, 8.0], [29.85, 8.25], [29.82, 8.32], [29.47, 8.47], [29.25, 9.0], [29.35, 9.25], [29.25, 9.5], [29.47, 10.03]]]]}, "2012-06-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.85, 8.75], [29.75, 9.0], [29.85, 9.25], [29.75, 9.5], [29.97, 10.03], [30.5, 10.25], [30.75, 10.15], [31.0, 10.25], [31.25, 10.15], [31.5, 10.25], [31.75, 10.15], [32.0, 10.25], [32.25, 10.15], [32.5, 10.25], [33.03, 10.03], [33.25, 9.5], [33.15, 9.25], [33.25, 9.0], [33.15, 8.75], [33.25, 8.5], [33.15, 8.25], [33.25, 8.0], [33.03, 7.47], [32.5, 7.25], [32.25, 7.35], [32.0, 7.25], [31.75, 7.35], [31.5, 7.25], [31.0, 7.46], [30.5, 7.25], [29.97, 7.47], [29.75, 8.0], [29.85, 8.25], [29.75, 8.5], [29.85, 8.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.5270127442907437}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.409066360947517}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.316461358716424, 29.937683484916477, 30.25242576496487, 29.895935099979397, 29.254936699215705]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.316461358716424, 30.923998324106435, 30.81856701104897, 30.92864726389473, 30.04601283836149]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.1610627337357755, 2.3397838399060125, 2.718145680457968, 2.4963340821037976, 2.024798057910497]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.1610627337357755, 2.6508591277452638, 3.5270127442907437, 3.067820422492673, 2.56320814762654]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4134366732365984, 1.5950519893152146, 1.91047142602695, 1.8419855709080692, 1.6181111556373535]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4134366732365984, 1.7471012134963382, 2.5901083651341645, 2.148739460747603, 1.980827636628136]}}