{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:15.629707", "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": "2010-Jul-13_to_2010-Jul-15_0.5_15.5"}, "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": 2010070002194}, "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": "July 13 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 15 2010"}, "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": 68150.06425723694}, "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": ["Mali", "Niger"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara"]}, "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": 15.5}, "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": 0.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "0.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": -0.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 4.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[0.5, 16.75], [1.0, 16.54], [1.32, 16.68], [1.35, 16.75], [1.25, 17.0], [1.35, 17.25], [1.25, 17.5], [1.47, 18.03], [2.0, 18.25], [2.25, 18.15], [2.32, 18.18], [2.47, 18.53], [3.0, 18.75], [3.25, 18.65], [3.5, 18.75], [3.75, 18.65], [4.0, 18.75], [4.53, 18.53], [4.75, 18.0], [4.53, 17.47], [4.18, 17.32], [4.03, 16.97], [3.68, 16.82], [3.53, 16.47], [3.18, 16.32], [3.15, 16.25], [3.25, 16.0], [3.15, 15.75], [3.25, 15.5], [3.03, 14.97], [2.5, 14.75], [2.25, 14.85], [2.0, 14.75], [1.75, 14.85], [1.68, 14.82], [1.53, 14.47], [1.0, 14.25], [0.47, 14.47], [0.32, 14.82], [0.25, 14.85], [0.0, 14.75], [-0.53, 14.97], [-0.75, 15.5], [-0.53, 16.03], [-0.18, 16.18], [-0.03, 16.53], [0.5, 16.75]]]]}, "2010-07-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[0.5, 16.75], [1.0, 16.54], [1.32, 16.68], [1.35, 16.75], [1.25, 17.0], [1.35, 17.25], [1.25, 17.5], [1.47, 18.03], [2.0, 18.25], [2.25, 18.15], [2.32, 18.18], [2.47, 18.53], [3.0, 18.75], [3.25, 18.65], [3.5, 18.75], [3.75, 18.65], [4.0, 18.75], [4.53, 18.53], [4.75, 18.0], [4.53, 17.47], [4.18, 17.32], [4.03, 16.97], [3.68, 16.82], [3.53, 16.47], [3.18, 16.32], [3.15, 16.25], [3.25, 16.0], [3.15, 15.75], [3.25, 15.5], [3.03, 14.97], [2.5, 14.75], [2.25, 14.85], [2.0, 14.75], [1.75, 14.85], [1.68, 14.82], [1.53, 14.47], [1.0, 14.25], [0.47, 14.47], [0.32, 14.82], [0.25, 14.85], [0.0, 14.75], [-0.53, 14.97], [-0.75, 15.5], [-0.53, 16.03], [-0.18, 16.18], [-0.03, 16.53], [0.5, 16.75]]]]}, "2010-07-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[0.5, 16.75], [1.0, 16.54], [1.32, 16.68], [1.35, 16.75], [1.25, 17.0], [1.35, 17.25], [1.25, 17.5], [1.47, 18.03], [2.0, 18.25], [2.25, 18.15], [2.32, 18.18], [2.47, 18.53], [3.0, 18.75], [3.25, 18.65], [3.5, 18.75], [3.75, 18.65], [4.0, 18.75], [4.53, 18.53], [4.75, 18.0], [4.53, 17.47], [4.18, 17.32], [4.03, 16.97], [3.68, 16.82], [3.53, 16.47], [3.18, 16.32], [3.15, 16.25], [3.25, 16.0], [3.15, 15.75], [3.25, 15.5], [3.03, 14.97], [2.5, 14.75], [2.25, 14.85], [2.0, 14.75], [1.75, 14.85], [1.68, 14.82], [1.53, 14.47], [1.0, 14.25], [0.47, 14.47], [0.32, 14.82], [0.25, 14.85], [0.0, 14.75], [-0.53, 14.97], [-0.75, 15.5], [-0.53, 16.03], [-0.18, 16.18], [-0.03, 16.53], [0.5, 16.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.8006616704902285}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.452523175041011}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [36.22173685834889, 37.65081292072591, 36.62440966323953]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [36.82430295829107, 38.47636936874568, 38.15601052942645]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.8148093063399777, 4.254629258903237, 3.2881309598798176]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.580261461395594, 5.584992823358846, 5.8006616704902285]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6668315547749208, 2.5389409788825157, 1.8975804986456357]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9661083503547687, 2.9906102068865748, 2.901897246393863]}}