{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:53:08.613447", "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": "2013-Apr-10_to_2013-Apr-13_287.5_-2.5"}, "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": 2013040001893}, "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": "April 10 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 13 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 64888.27473895838}, "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": ["Colombia", "Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "N.W.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": []}, "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": -2.5}, "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": 287.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "287.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 286.75}, "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": -2.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 2.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-04-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.65, -1.75], [-73.75, -1.5], [-73.53, -0.97], [-73.0, -0.75], [-72.75, -0.85], [-72.68, -0.82], [-72.54, -0.5], [-72.68, -0.18], [-73.03, -0.03], [-73.25, 0.5], [-73.03, 1.03], [-72.68, 1.18], [-72.65, 1.25], [-72.68, 1.32], [-73.03, 1.47], [-73.25, 2.0], [-73.03, 2.53], [-72.5, 2.75], [-72.2, 2.62], [-72.03, 3.03], [-71.5, 3.25], [-70.97, 3.03], [-70.75, 2.5], [-70.85, 2.25], [-70.75, 2.0], [-70.96, 1.5], [-70.75, 1.0], [-70.96, 0.5], [-70.82, 0.18], [-70.47, 0.03], [-70.25, -0.5], [-70.47, -1.03], [-71.0, -1.25], [-71.25, -1.15], [-71.32, -1.18], [-71.35, -1.25], [-71.25, -1.5], [-71.35, -1.75], [-71.25, -2.0], [-71.47, -2.53], [-71.82, -2.68], [-71.97, -3.03], [-72.5, -3.25], [-72.75, -3.15], [-73.0, -3.25], [-73.53, -3.03], [-73.75, -2.5], [-73.65, -2.25], [-73.75, -2.0], [-73.65, -1.75]]]]}, "2013-04-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.65, -1.75], [-73.75, -1.5], [-73.53, -0.97], [-73.0, -0.75], [-72.75, -0.85], [-72.68, -0.82], [-72.54, -0.5], [-72.68, -0.18], [-73.03, -0.03], [-73.25, 0.5], [-73.03, 1.03], [-72.68, 1.18], [-72.65, 1.25], [-72.68, 1.32], [-73.03, 1.47], [-73.25, 2.0], [-73.03, 2.53], [-72.5, 2.75], [-72.2, 2.62], [-72.03, 3.03], [-71.5, 3.25], [-70.97, 3.03], [-70.75, 2.5], [-70.85, 2.25], [-70.75, 2.0], [-70.96, 1.5], [-70.75, 1.0], [-70.96, 0.5], [-70.82, 0.18], [-70.47, 0.03], [-70.25, -0.5], [-70.47, -1.03], [-71.0, -1.25], [-71.25, -1.15], [-71.32, -1.18], [-71.35, -1.25], [-71.25, -1.5], [-71.35, -1.75], [-71.25, -2.0], [-71.47, -2.53], [-71.82, -2.68], [-71.97, -3.03], [-72.5, -3.25], [-72.75, -3.15], [-73.0, -3.25], [-73.53, -3.03], [-73.75, -2.5], [-73.65, -2.25], [-73.75, -2.0], [-73.65, -1.75]]]]}, "2013-04-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.65, -1.75], [-73.75, -1.5], [-73.53, -0.97], [-73.0, -0.75], [-72.75, -0.85], [-72.68, -0.82], [-72.54, -0.5], [-72.68, -0.18], [-73.03, -0.03], [-73.25, 0.5], [-73.03, 1.03], [-72.68, 1.18], [-72.65, 1.25], [-72.68, 1.32], [-73.03, 1.47], [-73.25, 2.0], [-73.03, 2.53], [-72.5, 2.75], [-72.2, 2.62], [-72.03, 3.03], [-71.5, 3.25], [-70.97, 3.03], [-70.75, 2.5], [-70.85, 2.25], [-70.75, 2.0], [-70.96, 1.5], [-70.75, 1.0], [-70.96, 0.5], [-70.82, 0.18], [-70.47, 0.03], [-70.25, -0.5], [-70.47, -1.03], [-71.0, -1.25], [-71.25, -1.15], [-71.32, -1.18], [-71.35, -1.25], [-71.25, -1.5], [-71.35, -1.75], [-71.25, -2.0], [-71.47, -2.53], [-71.82, -2.68], [-71.97, -3.03], [-72.5, -3.25], [-72.75, -3.15], [-73.0, -3.25], [-73.53, -3.03], [-73.75, -2.5], [-73.65, -2.25], [-73.75, -2.0], [-73.65, -1.75]]]]}, "2013-04-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-72.5, -1.75], [-71.97, -1.97], [-71.75, -2.5], [-71.97, -3.03], [-72.5, -3.25], [-73.03, -3.03], [-73.25, -2.5], [-73.03, -1.97], [-72.5, -1.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.9346771940019494}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4211365657449084}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.408309483342805, 26.47071411672613, 26.556415117545214, 26.73427616842531]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.2237297829393, 27.242658081480783, 27.05751326659663, 26.73427616842531]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3600057090835609, 1.4208020772462808, 1.4943306305325612, 1.1748334535636786]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6969900092672106, 1.7070702026994695, 1.9346771940019494, 1.1748334535636786]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6155679336238384, 1.700260089892937, 1.790986752146893, 1.3279845189589374]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9019654990289707, 2.0017890393838766, 2.34126862228339, 1.3279845189589374]}}