{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:55.384922", "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-22_to_2012-Nov-30_285.5_-12.5"}, "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": 2012110002400}, "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 22 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 30 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 9}, "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": 359273.81756732316}, "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": ["Bolivia", "Brazil", "Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America", "S.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": -12.5}, "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": 285.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "285.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 284.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 295.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -19.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -10.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.5, -13.75], [-70.97, -13.97], [-70.75, -14.5], [-70.97, -15.03], [-71.5, -15.25], [-72.03, -15.03], [-72.25, -14.5], [-72.03, -13.97], [-71.5, -13.75]]]]}, "2012-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.5, -13.75], [-70.97, -13.97], [-70.75, -14.5], [-70.97, -15.03], [-71.5, -15.25], [-72.03, -15.03], [-72.25, -14.5], [-72.03, -13.97], [-71.5, -13.75]]]]}, "2012-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.5, -13.75], [-70.97, -13.97], [-70.75, -14.5], [-70.97, -15.03], [-71.5, -15.25], [-72.03, -15.03], [-72.25, -14.5], [-72.03, -13.97], [-71.5, -13.75]]]]}, "2012-11-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.5, -14.25], [-71.25, -14.35], [-71.0, -14.25], [-70.47, -14.47], [-70.25, -15.0], [-70.47, -15.53], [-70.82, -15.68], [-70.97, -16.03], [-71.5, -16.25], [-72.03, -16.03], [-72.25, -15.5], [-72.15, -15.25], [-72.25, -15.0], [-72.03, -14.47], [-71.5, -14.25]]], [[[-74.0, -13.25], [-73.47, -13.47], [-73.32, -13.82], [-73.25, -13.85], [-73.0, -13.75], [-72.47, -13.97], [-72.25, -14.5], [-72.47, -15.03], [-72.82, -15.18], [-72.97, -15.53], [-73.5, -15.75], [-74.03, -15.53], [-74.18, -15.18], [-74.53, -15.03], [-74.75, -14.5], [-74.65, -14.25], [-74.75, -14.0], [-74.53, -13.47], [-74.0, -13.25]]]]}, "2012-11-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.75, -19.0], [-67.53, -18.47], [-67.0, -18.25], [-66.47, -18.47], [-66.25, -19.0], [-66.47, -19.53], [-67.0, -19.75], [-67.53, -19.53], [-67.75, -19.0]]], [[[-69.25, -17.5], [-69.03, -16.97], [-68.5, -16.75], [-67.97, -16.97], [-67.75, -17.5], [-67.97, -18.03], [-68.5, -18.25], [-69.03, -18.03], [-69.25, -17.5]]], [[[-66.5, -16.25], [-65.97, -16.47], [-65.82, -16.82], [-65.47, -16.97], [-65.25, -17.5], [-65.47, -18.03], [-66.0, -18.25], [-66.53, -18.03], [-66.68, -17.68], [-67.03, -17.53], [-67.25, -17.0], [-67.03, -16.47], [-66.5, -16.25]]], [[[-73.32, -13.82], [-73.25, -13.85], [-73.0, -13.75], [-72.47, -13.97], [-72.32, -14.32], [-72.25, -14.35], [-72.0, -14.25], [-71.75, -14.35], [-71.5, -14.25], [-71.25, -14.35], [-71.0, -14.25], [-70.47, -14.47], [-70.25, -15.0], [-70.35, -15.25], [-70.32, -15.32], [-70.2, -15.38], [-70.03, -14.97], [-69.5, -14.75], [-69.25, -14.85], [-69.0, -14.75], [-68.47, -14.97], [-68.25, -15.5], [-68.47, -16.03], [-68.82, -16.18], [-68.97, -16.53], [-69.32, -16.68], [-69.47, -17.03], [-70.0, -17.25], [-70.25, -17.15], [-70.5, -17.25], [-71.03, -17.03], [-71.18, -16.68], [-71.25, -16.65], [-71.5, -16.75], [-72.03, -16.53], [-72.18, -16.18], [-72.25, -16.15], [-72.5, -16.25], [-73.03, -16.03], [-73.18, -15.68], [-73.25, -15.65], [-73.5, -15.75], [-74.03, -15.53], [-74.18, -15.18], [-74.53, -15.03], [-74.75, -14.5], [-74.65, -14.25], [-74.75, -14.0], [-74.53, -13.47], [-74.0, -13.25], [-73.47, -13.47], [-73.32, -13.82]]], [[[-75.03, -11.97], [-74.5, -11.75], [-74.25, -11.85], [-74.0, -11.75], [-73.47, -11.97], [-73.25, -12.5], [-73.47, -13.03], [-74.0, -13.25], [-74.25, -13.15], [-74.5, -13.25], [-75.03, -13.03], [-75.25, -12.5], [-75.03, -11.97]]]]}, "2012-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.03, -11.47], [-74.68, -11.32], [-74.53, -10.97], [-74.0, -10.75], [-73.47, -10.97], [-73.32, -11.32], [-72.97, -11.47], [-72.75, -12.0], [-72.85, -12.25], [-72.82, -12.32], [-72.47, -12.47], [-72.25, -13.0], [-72.47, -13.53], [-73.0, -13.75], [-72.47, -13.97], [-72.32, -14.32], [-72.25, -14.35], [-72.0, -14.25], [-71.75, -14.35], [-71.5, -14.25], [-71.25, -14.35], [-71.12, -14.3], [-71.25, -14.0], [-71.03, -13.47], [-70.5, -13.25], [-70.25, -13.35], [-70.12, -13.3], [-70.25, -13.0], [-70.03, -12.47], [-69.5, -12.25], [-69.25, -12.35], [-69.12, -12.3], [-69.25, -12.0], [-69.15, -11.75], [-69.18, -11.68], [-69.53, -11.53], [-69.75, -11.0], [-69.53, -10.47], [-69.0, -10.25], [-68.75, -10.35], [-68.5, -10.25], [-67.97, -10.47], [-67.8, -10.88], [-67.5, -10.75], [-67.25, -10.85], [-67.18, -10.82], [-67.03, -10.47], [-66.5, -10.25], [-66.25, -10.35], [-66.0, -10.25], [-65.47, -10.47], [-65.32, -10.82], [-64.97, -10.97], [-64.75, -11.5], [-64.85, -11.75], [-64.75, -12.0], [-64.85, -12.25], [-64.75, -12.5], [-64.85, -12.75], [-64.75, -13.0], [-64.97, -13.53], [-65.37, -13.7], [-65.32, -13.82], [-64.97, -13.97], [-64.82, -14.32], [-64.47, -14.47], [-64.25, -15.0], [-64.47, -15.53], [-64.82, -15.68], [-64.97, -16.03], [-65.5, -16.25], [-65.75, -16.15], [-65.87, -16.2], [-65.82, -16.32], [-65.47, -16.47], [-65.32, -16.82], [-64.97, -16.97], [-64.75, -17.5], [-64.97, -18.03], [-65.5, -18.25], [-65.75, -18.15], [-65.87, -18.2], [-65.75, -18.5], [-65.85, -18.75], [-65.75, -19.0], [-65.97, -19.53], [-66.5, -19.75], [-66.75, -19.65], [-67.0, -19.75], [-67.53, -19.53], [-67.75, -19.0], [-67.65, -18.75], [-67.68, -18.68], [-68.03, -18.53], [-68.2, -18.12], [-68.5, -18.25], [-69.03, -18.03], [-69.25, -17.5], [-69.03, -16.97], [-68.68, -16.82], [-68.54, -16.5], [-68.68, -16.18], [-68.75, -16.15], [-68.82, -16.18], [-68.97, -16.53], [-69.32, -16.68], [-69.47, -17.03], [-70.0, -17.25], [-70.25, -17.15], [-70.5, -17.25], [-71.03, -17.03], [-71.18, -16.68], [-71.25, -16.65], [-71.5, -16.75], [-72.03, -16.53], [-72.18, -16.18], [-72.25, -16.15], [-72.5, -16.25], [-73.03, -16.03], [-73.18, -15.68], [-73.25, -15.65], [-73.5, -15.75], [-74.03, -15.53], [-74.18, -15.18], [-74.53, -15.03], [-74.75, -14.5], [-74.65, -14.25], [-74.75, -14.0], [-74.53, -13.47], [-74.12, -13.3], [-74.18, -13.18], [-74.25, -13.15], [-74.5, -13.25], [-75.03, -13.03], [-75.25, -12.5], [-75.15, -12.25], [-75.25, -12.0], [-75.03, -11.47]], [[-73.25, -13.65], [-73.37, -13.7], [-73.32, -13.82], [-73.25, -13.85], [-73.0, -13.75], [-73.25, -13.65]], [[-66.62, -15.8], [-66.68, -15.68], [-66.75, -15.65], [-66.87, -15.7], [-66.82, -15.82], [-66.75, -15.85], [-66.62, -15.8]], [[-70.18, -14.68], [-70.25, -14.65], [-70.37, -14.7], [-70.25, -15.0], [-70.35, -15.25], [-70.32, -15.32], [-70.2, -15.38], [-70.04, -15.0], [-70.18, -14.68]]]]}, "2012-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-76.25, -11.5], [-76.03, -10.97], [-75.5, -10.75], [-74.97, -10.97], [-74.82, -11.32], [-74.75, -11.35], [-74.68, -11.32], [-74.53, -10.97], [-74.0, -10.75], [-73.47, -10.97], [-73.32, -11.32], [-72.97, -11.47], [-72.75, -12.0], [-72.85, -12.25], [-72.82, -12.32], [-72.47, -12.47], [-72.25, -13.0], [-72.47, -13.53], [-72.82, -13.68], [-72.87, -13.8], [-72.47, -13.97], [-72.32, -14.32], [-72.25, -14.35], [-72.0, -14.25], [-71.47, -14.47], [-71.32, -14.82], [-71.25, -14.85], [-71.0, -14.75], [-70.47, -14.97], [-70.32, -15.32], [-70.2, -15.38], [-70.04, -15.0], [-70.18, -14.68], [-70.25, -14.65], [-70.5, -14.75], [-71.03, -14.53], [-71.25, -14.0], [-71.03, -13.47], [-70.5, -13.25], [-70.25, -13.35], [-70.12, -13.3], [-70.25, -13.0], [-70.03, -12.47], [-69.5, -12.25], [-69.25, -12.35], [-69.12, -12.3], [-69.25, -12.0], [-69.15, -11.75], [-69.18, -11.68], [-69.53, -11.53], [-69.75, -11.0], [-69.53, -10.47], [-69.0, -10.25], [-68.75, -10.35], [-68.5, -10.25], [-67.97, -10.47], [-67.8, -10.88], [-67.5, -10.75], [-67.25, -10.85], [-67.18, -10.82], [-67.03, -10.47], [-66.5, -10.25], [-66.25, -10.35], [-66.0, -10.25], [-65.47, -10.47], [-65.32, -10.82], [-64.97, -10.97], [-64.75, -11.5], [-64.85, -11.75], [-64.75, -12.0], [-64.85, -12.25], [-64.75, -12.5], [-64.85, -12.75], [-64.75, -13.0], [-64.97, -13.53], [-65.37, -13.7], [-65.32, -13.82], [-64.97, -13.97], [-64.82, -14.32], [-64.47, -14.47], [-64.25, -15.0], [-64.47, -15.53], [-64.82, -15.68], [-64.97, -16.03], [-65.5, -16.25], [-65.75, -16.15], [-65.87, -16.2], [-65.82, -16.32], [-65.47, -16.47], [-65.32, -16.82], [-64.97, -16.97], [-64.75, -17.5], [-64.97, -18.03], [-65.5, -18.25], [-65.75, -18.15], [-65.87, -18.2], [-65.75, -18.5], [-65.85, -18.75], [-65.75, -19.0], [-65.97, -19.53], [-66.5, -19.75], [-66.75, -19.65], [-67.0, -19.75], [-67.53, -19.53], [-67.75, -19.0], [-67.65, -18.75], [-67.68, -18.68], [-68.03, -18.53], [-68.2, -18.12], [-68.5, -18.25], [-69.03, -18.03], [-69.25, -17.5], [-69.03, -16.97], [-68.68, -16.82], [-68.54, -16.5], [-68.68, -16.18], [-68.75, -16.15], [-68.82, -16.18], [-68.97, -16.53], [-69.32, -16.68], [-69.47, -17.03], [-70.0, -17.25], [-70.25, -17.15], [-70.5, -17.25], [-71.03, -17.03], [-71.18, -16.68], [-71.25, -16.65], [-71.5, -16.75], [-72.03, -16.53], [-72.18, -16.18], [-72.25, -16.15], [-72.5, -16.25], [-73.03, -16.03], [-73.18, -15.68], [-73.25, -15.65], [-73.5, -15.75], [-74.03, -15.53], [-74.25, -15.0], [-74.12, -14.7], [-74.53, -14.53], [-74.75, -14.0], [-74.62, -13.7], [-75.03, -13.53], [-75.18, -13.18], [-75.53, -13.03], [-75.75, -12.5], [-75.65, -12.25], [-75.68, -12.18], [-76.03, -12.03], [-76.25, -11.5]], [[-66.62, -15.8], [-66.68, -15.68], [-66.75, -15.65], [-66.87, -15.7], [-66.82, -15.82], [-66.75, -15.85], [-66.62, -15.8]]]]}, "2012-11-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.25, -14.0], [-71.03, -13.47], [-70.5, -13.25], [-70.25, -13.35], [-70.12, -13.3], [-70.25, -13.0], [-70.03, -12.47], [-69.5, -12.25], [-69.25, -12.35], [-69.12, -12.3], [-69.25, -12.0], [-69.15, -11.75], [-69.18, -11.68], [-69.53, -11.53], [-69.75, -11.0], [-69.53, -10.47], [-69.0, -10.25], [-68.75, -10.35], [-68.5, -10.25], [-67.97, -10.47], [-67.8, -10.88], [-67.5, -10.75], [-67.25, -10.85], [-67.18, -10.82], [-67.03, -10.47], [-66.5, -10.25], [-66.25, -10.35], [-66.0, -10.25], [-65.47, -10.47], [-65.32, -10.82], [-64.97, -10.97], [-64.75, -11.5], [-64.85, -11.75], [-64.75, -12.0], [-64.85, -12.25], [-64.75, -12.5], [-64.85, -12.75], [-64.75, -13.0], [-64.97, -13.53], [-65.37, -13.7], [-65.32, -13.82], [-64.97, -13.97], [-64.82, -14.32], [-64.47, -14.47], [-64.25, -15.0], [-64.47, -15.53], [-64.82, -15.68], [-64.97, -16.03], [-65.5, -16.25], [-65.75, -16.15], [-65.87, -16.2], [-65.82, -16.32], [-65.47, -16.47], [-65.32, -16.82], [-64.97, -16.97], [-64.75, -17.5], [-64.97, -18.03], [-65.5, -18.25], [-65.75, -18.15], [-65.87, -18.2], [-65.75, -18.5], [-65.85, -18.75], [-65.75, -19.0], [-65.97, -19.53], [-66.5, -19.75], [-66.75, -19.65], [-67.0, -19.75], [-67.53, -19.53], [-67.75, -19.0], [-67.65, -18.75], [-67.68, -18.68], [-68.03, -18.53], [-68.25, -18.0], [-68.12, -17.7], [-68.53, -17.53], [-68.75, -17.0], [-68.54, -16.5], [-68.68, -16.18], [-68.75, -16.15], [-69.0, -16.25], [-69.53, -16.03], [-69.75, -15.5], [-69.65, -15.25], [-69.68, -15.18], [-70.03, -15.03], [-70.18, -14.68], [-70.25, -14.65], [-70.5, -14.75], [-71.03, -14.53], [-71.25, -14.0]], [[-66.68, -15.68], [-66.75, -15.65], [-66.87, -15.7], [-66.82, -15.82], [-66.75, -15.85], [-66.62, -15.8], [-66.68, -15.68]]], [[[-76.03, -10.97], [-75.5, -10.75], [-74.97, -10.97], [-74.82, -11.32], [-74.75, -11.35], [-74.68, -11.32], [-74.53, -10.97], [-74.0, -10.75], [-73.47, -10.97], [-73.32, -11.32], [-72.97, -11.47], [-72.75, -12.0], [-72.85, -12.25], [-72.82, -12.32], [-72.47, -12.47], [-72.25, -13.0], [-72.47, -13.53], [-72.82, -13.68], [-72.97, -14.03], [-73.5, -14.25], [-74.03, -14.03], [-74.2, -13.62], [-74.5, -13.75], [-75.03, -13.53], [-75.18, -13.18], [-75.53, -13.03], [-75.75, -12.5], [-75.65, -12.25], [-75.68, -12.18], [-76.03, -12.03], [-76.25, -11.5], [-76.03, -10.97]]]]}, "2012-11-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.53, -17.53], [-68.75, -17.0], [-68.53, -16.47], [-68.0, -16.25], [-67.47, -16.47], [-67.25, -17.0], [-67.47, -17.53], [-68.0, -17.75], [-68.53, -17.53]]], [[[-68.47, -13.97], [-68.25, -14.5], [-68.46, -15.0], [-68.25, -15.5], [-68.47, -16.03], [-69.0, -16.25], [-69.53, -16.03], [-69.75, -15.5], [-69.54, -15.0], [-69.75, -14.5], [-69.53, -13.97], [-69.0, -13.75], [-68.47, -13.97]]], [[[-75.5, -10.75], [-74.97, -10.97], [-74.82, -11.32], [-74.75, -11.35], [-74.5, -11.25], [-73.97, -11.47], [-73.75, -12.0], [-73.85, -12.25], [-73.8, -12.38], [-73.5, -12.25], [-72.97, -12.47], [-72.75, -13.0], [-72.85, -13.25], [-72.75, -13.5], [-72.97, -14.03], [-73.5, -14.25], [-74.03, -14.03], [-74.2, -13.62], [-74.5, -13.75], [-75.03, -13.53], [-75.18, -13.18], [-75.53, -13.03], [-75.75, -12.5], [-75.65, -12.25], [-75.68, -12.18], [-76.03, -12.03], [-76.25, -11.5], [-76.03, -10.97], [-75.5, -10.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.439927972624673}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.9761550188239954}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [9.51784897569678, 9.469373048992509, 9.505516804897809, 8.592575384184272, 10.12375589022372, 20.302886458460307, 20.415223609090674, 22.159127434541062, 12.477504370787528]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [9.51784897569678, 9.469373048992509, 9.505516804897809, 11.875655077807778, 18.39733993419435, 29.318067546528198, 29.51695659898752, 29.191793989145424, 17.81726873007227]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6096740434588241, 1.5279439765162692, 1.5542211086771545, 1.6669633858098223, 2.0134486667368776, 1.9989583575351926, 2.1486369404094043, 1.8523250276713956, 1.2709226912582288]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6096740434588241, 1.5279439765162692, 1.5542211086771545, 2.081098997285892, 3.2321594860072196, 3.439927972624673, 3.346818600789163, 2.9407326286437296, 1.8452122442646441]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4606117347008916, 1.4042728210445912, 1.4504281538739212, 1.5338009500837357, 1.6982210781665457, 1.6185701238011756, 1.8497327899786693, 1.638480561727472, 1.6448282677469392]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4606117347008916, 1.4042728210445912, 1.4504281538739212, 2.178394459565904, 2.5628591332452255, 2.8290738863559706, 3.241957964185703, 3.0286062730351264, 2.603286662755633]}}