{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:34:40.201523", "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": "2023-Mar-10_to_2023-Mar-16_286.5_-13.5"}, "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": 2023030001648}, "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": "March 10 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 16 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 57180.567597354544}, "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": ["Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America", "South-American-Monsoon"]}, "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": []}, "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": -13.5}, "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": 286.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "286.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 285.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 289.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -14.25}, "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": {"2023-03-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.5, -12.25], [-70.97, -12.47], [-70.75, -13.0], [-70.97, -13.53], [-71.5, -13.75], [-72.03, -13.53], [-72.25, -13.0], [-72.03, -12.47], [-71.5, -12.25]]]]}, "2023-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.0, -11.75], [-72.47, -11.97], [-72.32, -12.32], [-72.0, -12.46], [-71.5, -12.25], [-70.97, -12.47], [-70.75, -13.0], [-70.97, -13.53], [-71.5, -13.75], [-71.8, -13.62], [-71.97, -14.03], [-72.5, -14.25], [-73.03, -14.03], [-73.18, -13.68], [-73.5, -13.54], [-74.0, -13.75], [-74.53, -13.53], [-74.75, -13.0], [-74.53, -12.47], [-74.0, -12.25], [-73.7, -12.38], [-73.53, -11.97], [-73.0, -11.75]]]]}, "2023-03-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.03, -12.97], [-74.68, -12.82], [-74.65, -12.75], [-74.75, -12.5], [-74.53, -11.97], [-74.0, -11.75], [-73.75, -11.85], [-73.5, -11.75], [-73.25, -11.85], [-73.0, -11.75], [-72.75, -11.85], [-72.5, -11.75], [-71.97, -11.97], [-71.82, -12.32], [-71.75, -12.35], [-71.5, -12.25], [-70.97, -12.47], [-70.82, -12.82], [-70.47, -12.97], [-70.25, -13.5], [-70.47, -14.03], [-71.0, -14.25], [-71.5, -14.04], [-72.0, -14.25], [-72.25, -14.15], [-72.5, -14.25], [-72.75, -14.15], [-73.0, -14.25], [-73.25, -14.15], [-73.32, -14.18], [-73.47, -14.53], [-74.0, -14.75], [-74.25, -14.65], [-74.5, -14.75], [-75.03, -14.53], [-75.25, -14.0], [-75.15, -13.75], [-75.25, -13.5], [-75.03, -12.97]]]]}, "2023-03-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.03, -12.97], [-74.68, -12.82], [-74.65, -12.75], [-74.75, -12.5], [-74.53, -11.97], [-74.0, -11.75], [-73.75, -11.85], [-73.5, -11.75], [-73.25, -11.85], [-73.0, -11.75], [-72.75, -11.85], [-72.5, -11.75], [-71.97, -11.97], [-71.82, -12.32], [-71.75, -12.35], [-71.5, -12.25], [-70.97, -12.47], [-70.82, -12.82], [-70.47, -12.97], [-70.25, -13.5], [-70.47, -14.03], [-71.0, -14.25], [-71.25, -14.15], [-71.5, -14.25], [-71.75, -14.15], [-72.0, -14.25], [-72.25, -14.15], [-72.5, -14.25], [-72.75, -14.15], [-73.0, -14.25], [-73.25, -14.15], [-73.32, -14.18], [-73.47, -14.53], [-74.0, -14.75], [-74.25, -14.65], [-74.5, -14.75], [-75.03, -14.53], [-75.25, -14.0], [-75.15, -13.75], [-75.25, -13.5], [-75.03, -12.97]]]]}, "2023-03-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.03, -12.97], [-74.68, -12.82], [-74.65, -12.75], [-74.75, -12.5], [-74.53, -11.97], [-74.0, -11.75], [-73.75, -11.85], [-73.5, -11.75], [-73.0, -11.96], [-72.5, -11.75], [-71.97, -11.97], [-71.82, -12.32], [-71.47, -12.47], [-71.32, -12.82], [-71.25, -12.85], [-71.0, -12.75], [-70.47, -12.97], [-70.25, -13.5], [-70.47, -14.03], [-71.0, -14.25], [-71.25, -14.15], [-71.5, -14.25], [-71.75, -14.15], [-72.0, -14.25], [-72.25, -14.15], [-72.5, -14.25], [-72.75, -14.15], [-73.0, -14.25], [-73.25, -14.15], [-73.32, -14.18], [-73.47, -14.53], [-74.0, -14.75], [-74.25, -14.65], [-74.5, -14.75], [-75.03, -14.53], [-75.25, -14.0], [-75.15, -13.75], [-75.25, -13.5], [-75.03, -12.97]]]]}, "2023-03-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": 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1.7225069746842792, 1.2940077301923907]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.940353732668042, 1.597863363709747, 1.6298756697897245, 1.76963605631172, 1.5416378923767373, 1.6733799997142782, 1.7865848586664075]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.940353732668042, 1.9903568394057531, 2.2456606072556626, 2.485337800966814, 2.0849764381114806, 2.3483282906689866, 1.7865848586664075]}}