{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:13.719260", "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": "2015-Jan-25_to_2015-Jan-29_290.0_11.0"}, "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": 2015010002734}, "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": "January 25 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 29 2015"}, "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": 60757.722592961196}, "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": ["Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "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": ["Caribbean Sea"]}, "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": 11.0}, "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": 290.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "290.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 289.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 294.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-01-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.75, 11.5], [-70.65, 11.75], [-70.75, 12.0], [-70.53, 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[-67.97, 11.53], [-67.75, 11.0], [-67.85, 10.75], [-67.82, 10.68], [-67.75, 10.65], [-67.68, 10.68], [-67.53, 11.03], [-67.0, 11.25], [-66.47, 11.03], [-66.32, 10.68], [-65.97, 10.53], [-65.82, 10.18], [-65.47, 10.03], [-65.25, 9.5], [-65.47, 8.97], [-66.0, 8.75], [-66.53, 8.97], [-66.68, 9.32], [-66.75, 9.35], [-67.0, 9.25], [-67.25, 9.35], [-67.5, 9.25], [-67.75, 9.35], [-68.0, 9.25], [-68.25, 9.35], [-68.5, 9.25], [-69.03, 9.47], [-69.18, 9.82], [-69.25, 9.85], [-69.5, 9.75], [-70.0, 9.96], [-70.5, 9.75], [-71.03, 9.97], [-71.25, 10.5], [-71.03, 11.03], [-70.68, 11.18], [-70.65, 11.25], [-70.75, 11.5]]]]}, "2015-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.25, 10.5], [-71.03, 11.03], [-70.68, 11.18], [-70.65, 11.25], [-70.75, 11.5], [-70.65, 11.75], [-70.75, 12.0], [-70.53, 12.53], [-70.0, 12.75], [-69.47, 12.53], [-69.32, 12.18], [-69.25, 12.15], [-69.0, 12.25], [-68.47, 12.03], [-68.32, 11.68], [-67.97, 11.53], [-67.75, 11.0], [-67.85, 10.75], [-67.82, 10.68], [-67.75, 10.65], [-67.68, 10.68], [-67.53, 11.03], [-67.0, 11.25], [-66.47, 11.03], [-66.32, 10.68], [-65.97, 10.53], [-65.82, 10.18], [-65.47, 10.03], [-65.25, 9.5], [-65.47, 8.97], [-66.0, 8.75], [-66.53, 8.97], [-66.68, 9.32], [-66.75, 9.35], [-67.0, 9.25], [-67.25, 9.35], [-67.5, 9.25], [-67.75, 9.35], [-68.0, 9.25], [-68.25, 9.35], [-68.5, 9.25], [-69.03, 9.47], [-69.18, 9.82], [-69.25, 9.85], [-69.32, 9.82], [-69.47, 9.47], [-70.0, 9.25], [-70.53, 9.47], [-70.68, 9.82], [-71.03, 9.97], [-71.25, 10.5]]]]}, "2015-01-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.25, 10.5], [-71.03, 11.03], [-70.68, 11.18], [-70.65, 11.25], [-70.75, 11.5], [-70.65, 11.75], [-70.75, 12.0], [-70.53, 12.53], [-70.0, 12.75], [-69.47, 12.53], [-69.32, 12.18], [-69.25, 12.15], [-69.0, 12.25], [-68.47, 12.03], [-68.25, 11.5], [-68.47, 10.97], [-68.82, 10.82], [-68.85, 10.75], [-68.8, 10.62], [-68.5, 10.75], [-67.97, 10.53], [-67.75, 10.0], [-67.97, 9.47], [-68.5, 9.25], [-69.03, 9.47], [-69.2, 9.88], [-69.32, 9.82], [-69.47, 9.47], [-70.0, 9.25], [-70.53, 9.47], [-70.68, 9.82], [-71.03, 9.97], [-71.25, 10.5]]]]}, "2015-01-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.25, 10.5], [-71.03, 11.03], [-70.68, 11.18], [-70.53, 11.53], [-70.0, 11.75], [-69.7, 11.62], [-69.53, 12.03], [-69.0, 12.25], [-68.47, 12.03], [-68.25, 11.5], [-68.47, 10.97], [-68.87, 10.8], [-68.75, 10.5], [-68.97, 9.97], [-69.32, 9.82], [-69.47, 9.47], [-70.0, 9.25], [-70.53, 9.47], [-70.68, 9.82], [-71.03, 9.97], [-71.25, 10.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7881627648895346}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5592266464620086}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.222268340600408, 26.41942324599188, 26.564251242744945, 26.759531317653227, 26.945848710502787]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.8896665761402, 28.859297157594085, 28.788120937187898, 28.82596486894596, 28.12302393723286]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4082973835103423, 1.6061626094202754, 1.7480372399778985, 1.388990857800826, 1.5396303896957306]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.8183992413322585, 2.1418865169475225, 2.7881627648895346, 2.1173796769539877, 2.1531267565573557]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.504487706097594, 1.685845347540706, 1.7858700563759673, 1.5045500084832668, 1.4903393205984345]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7404609572343912, 2.173943048572788, 2.4670684654577633, 1.8493719269842788, 1.82739503057266]}}