{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:59.075086", "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": "2014-Jul-20_to_2014-Jul-22_303.0_-35.0"}, "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": 2014070002835}, "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": "July 20 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 22 2014"}, "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": 57796.94034202732}, "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": ["Argentina"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": ["Rio de La Plata", "South Atlantic Ocean"]}, "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": -35.0}, "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": 303.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "303.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 301.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 305.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -37.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -34.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-07-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.53, -33.97], [-58.0, -33.75], [-57.75, -33.85], [-57.5, -33.75], [-56.97, -33.97], [-56.82, -34.32], [-56.75, -34.35], [-56.5, -34.25], [-56.25, -34.35], [-56.0, -34.25], [-55.75, -34.35], [-55.5, -34.25], [-54.97, -34.47], [-54.82, -34.82], [-54.47, -34.97], [-54.25, -35.5], [-54.46, -36.0], [-54.25, -36.5], [-54.47, -37.03], [-55.0, -37.25], [-55.25, -37.15], [-55.32, -37.18], [-55.47, -37.53], [-56.0, -37.75], [-56.53, -37.53], [-56.68, -37.18], [-57.03, -37.03], [-57.18, -36.68], [-57.53, -36.53], [-57.68, -36.18], [-58.03, -36.03], [-58.18, -35.68], [-58.53, -35.53], [-58.75, -35.0], [-58.65, -34.75], [-58.75, -34.5], [-58.53, -33.97]]]]}, "2014-07-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.53, -33.97], [-58.0, -33.75], [-57.75, -33.85], [-57.5, -33.75], [-56.97, -33.97], [-56.82, -34.32], [-56.75, -34.35], [-56.5, -34.25], [-56.25, -34.35], [-56.0, -34.25], [-55.75, -34.35], [-55.5, -34.25], [-54.97, -34.47], [-54.82, -34.82], [-54.47, -34.97], [-54.25, -35.5], [-54.46, -36.0], [-54.25, -36.5], [-54.47, -37.03], [-55.0, -37.25], [-55.25, -37.15], [-55.32, -37.18], [-55.47, -37.53], [-56.0, -37.75], [-56.53, -37.53], [-56.68, -37.18], [-57.03, -37.03], [-57.18, -36.68], [-57.53, -36.53], [-57.68, -36.18], [-58.03, -36.03], [-58.18, -35.68], [-58.53, -35.53], [-58.75, -35.0], [-58.65, -34.75], [-58.75, -34.5], [-58.53, -33.97]]]]}, "2014-07-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.53, -33.97], [-58.0, -33.75], [-57.75, -33.85], [-57.5, -33.75], [-56.97, -33.97], [-56.82, -34.32], [-56.75, -34.35], [-56.5, -34.25], [-56.25, -34.35], [-56.0, -34.25], [-55.75, -34.35], [-55.5, -34.25], [-54.97, -34.47], [-54.82, -34.82], [-54.47, -34.97], [-54.25, -35.5], [-54.46, -36.0], [-54.25, -36.5], [-54.47, -37.03], [-55.0, -37.25], [-55.25, -37.15], [-55.32, -37.18], [-55.47, -37.53], [-56.0, -37.75], [-56.53, -37.53], [-56.68, -37.18], [-57.03, -37.03], [-57.18, -36.68], [-57.53, -36.53], [-57.68, -36.18], [-58.03, -36.03], [-58.18, -35.68], [-58.53, -35.53], [-58.75, -35.0], [-58.65, -34.75], [-58.75, -34.5], [-58.53, -33.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.185055722116886}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.2505216400068924}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [13.490980654827297, 13.86340585648395, 13.343089700131884]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [14.663758822544708, 14.952519170692938, 14.615784792970715]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.193384828635838, 3.5615847438584183, 2.996595347526421]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.511235092889194, 5.185055722116886, 4.839923984033476]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5483295237606094, 1.8052552445017052, 1.5499524613242968]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9171932575703516, 2.0111053987428464, 1.6980151059498025]}}