{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:47.122436", "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-Jun-16_to_2012-Jun-18_287.5_-4.0"}, "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": 2012060002654}, "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": "June 16 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 18 2012"}, "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": 55440.73341366646}, "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": ["Brazil", "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": -4.0}, "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": 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": 286.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 288.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-06-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.03, -3.47], [-73.5, -3.25], [-73.25, -3.35], [-73.0, -3.25], [-72.75, -3.35], [-72.5, -3.25], [-72.25, -3.35], [-72.0, -3.25], [-71.47, -3.47], [-71.32, -3.82], [-70.97, -3.97], [-70.75, -4.5], [-70.85, -4.75], [-70.75, -5.0], [-70.85, -5.25], [-70.75, -5.5], [-70.97, -6.03], [-71.5, -6.25], [-71.75, -6.15], [-72.0, -6.25], [-72.25, -6.15], [-72.32, -6.18], [-72.47, -6.53], [-73.0, -6.75], [-73.53, -6.53], [-73.75, -6.0], [-73.65, -5.75], [-73.75, -5.5], [-73.65, -5.25], [-73.68, -5.18], [-74.03, -5.03], [-74.25, -4.5], [-74.15, -4.25], [-74.25, -4.0], [-74.03, -3.47]]]]}, "2012-06-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.03, -3.47], [-73.5, -3.25], [-73.25, -3.35], [-73.0, -3.25], [-72.75, -3.35], [-72.5, -3.25], [-72.25, -3.35], [-72.0, -3.25], [-71.47, -3.47], [-71.32, -3.82], [-70.97, -3.97], [-70.75, -4.5], [-70.85, -4.75], [-70.75, -5.0], [-70.85, -5.25], [-70.75, -5.5], [-70.97, -6.03], [-71.5, -6.25], [-71.75, -6.15], [-72.0, -6.25], [-72.25, -6.15], [-72.32, -6.18], [-72.47, -6.53], [-73.0, -6.75], [-73.53, -6.53], [-73.75, -6.0], [-73.65, -5.75], [-73.75, -5.5], [-73.65, -5.25], [-73.68, -5.18], [-74.03, -5.03], [-74.25, -4.5], [-74.15, -4.25], [-74.25, -4.0], [-74.03, -3.47]]]]}, "2012-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.03, -3.47], [-73.5, -3.25], [-73.25, -3.35], [-73.0, -3.25], [-72.75, -3.35], [-72.5, -3.25], [-72.25, -3.35], [-72.0, -3.25], [-71.47, -3.47], [-71.32, -3.82], [-70.97, -3.97], [-70.75, -4.5], [-70.85, -4.75], [-70.75, -5.0], [-70.85, -5.25], [-70.75, -5.5], [-70.97, -6.03], [-71.5, -6.25], [-71.75, -6.15], [-72.0, -6.25], [-72.25, -6.15], [-72.32, -6.18], [-72.47, -6.53], [-73.0, -6.75], [-73.53, -6.53], [-73.75, -6.0], [-73.65, -5.75], [-73.75, -5.5], [-73.65, -5.25], [-73.68, -5.18], [-74.03, -5.03], [-74.25, -4.5], [-74.15, -4.25], [-74.25, -4.0], [-74.03, -3.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7703610262917664}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.366247964694055}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.177486144710315, 26.227240869350055, 26.330587538772193]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.44042796535922, 26.494637923962784, 26.778306267834807]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2709085902616835, 1.3581097973481127, 1.4697255064723689]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.419280496150236, 1.6562883344865895, 1.7703610262917664]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.205380187433904, 1.1905279038657328, 1.251816689476032]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3724476910776868, 1.5275064411787587, 1.6332587043953106]}}