{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:39.124298", "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": "2011-Jan-13_to_2011-Jan-17_294.0_11.5"}, "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": 2011010002110}, "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": "January 13 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 17 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 60636.74263820321}, "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": ["Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean", "N.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": ["Caribbean Sea"]}, "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": 11.5}, "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": 294.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "294.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 291.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 296.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 10.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-01-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.75, 11.5], [-68.53, 12.03], [-68.0, 12.25], [-67.75, 12.15], [-67.5, 12.25], [-67.25, 12.15], [-67.0, 12.25], [-66.75, 12.15], [-66.5, 12.25], [-66.25, 12.15], [-66.0, 12.25], [-65.75, 12.15], [-65.5, 12.25], [-65.25, 12.15], [-65.12, 12.2], [-65.25, 12.5], [-65.03, 13.03], [-64.5, 13.25], [-63.97, 13.03], [-63.75, 12.5], [-63.97, 11.97], [-64.37, 11.8], [-64.32, 11.68], [-63.97, 11.53], [-63.75, 11.0], [-63.85, 10.75], [-63.75, 10.5], [-63.97, 9.97], [-64.5, 9.75], [-64.75, 9.85], [-65.0, 9.75], [-65.25, 9.85], [-65.5, 9.75], [-66.03, 9.97], [-66.18, 10.32], [-66.25, 10.35], [-66.5, 10.25], [-66.75, 10.35], [-67.0, 10.25], [-67.25, 10.35], [-67.5, 10.25], [-68.03, 10.47], [-68.18, 10.82], [-68.53, 10.97], [-68.75, 11.5]]]]}, "2011-01-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.75, 11.5], [-68.53, 12.03], [-68.0, 12.25], [-67.75, 12.15], [-67.5, 12.25], [-67.25, 12.15], [-67.0, 12.25], [-66.75, 12.15], [-66.5, 12.25], [-66.25, 12.15], [-66.0, 12.25], [-65.75, 12.15], [-65.68, 12.18], [-65.53, 12.53], [-65.18, 12.68], [-65.03, 13.03], [-64.5, 13.25], [-63.97, 13.03], [-63.75, 12.5], [-63.97, 11.97], [-64.32, 11.82], [-64.35, 11.75], [-64.32, 11.68], [-64.25, 11.65], [-64.0, 11.75], [-63.47, 11.53], [-63.25, 11.0], [-63.47, 10.47], [-63.82, 10.32], [-63.97, 9.97], [-64.5, 9.75], [-64.75, 9.85], [-65.0, 9.75], [-65.25, 9.85], [-65.5, 9.75], [-66.03, 9.97], [-66.18, 10.32], [-66.25, 10.35], [-66.5, 10.25], [-66.75, 10.35], [-67.0, 10.25], [-67.25, 10.35], [-67.5, 10.25], [-68.03, 10.47], [-68.18, 10.82], [-68.53, 10.97], [-68.75, 11.5]]]]}, "2011-01-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.75, 11.5], [-68.53, 12.03], [-68.0, 12.25], [-67.75, 12.15], [-67.5, 12.25], [-67.25, 12.15], [-67.0, 12.25], [-66.75, 12.15], [-66.5, 12.25], [-66.25, 12.15], [-66.0, 12.25], [-65.75, 12.15], [-65.68, 12.18], [-65.53, 12.53], [-65.18, 12.68], [-65.03, 13.03], [-64.5, 13.25], [-63.97, 13.03], [-63.75, 12.5], [-63.97, 11.97], [-64.32, 11.82], [-64.35, 11.75], [-64.32, 11.68], [-64.25, 11.65], [-64.0, 11.75], [-63.47, 11.53], [-63.25, 11.0], [-63.47, 10.47], [-63.82, 10.32], [-63.97, 9.97], [-64.5, 9.75], [-64.75, 9.85], [-65.0, 9.75], [-65.25, 9.85], [-65.5, 9.75], [-66.03, 9.97], [-66.18, 10.32], [-66.25, 10.35], [-66.5, 10.25], [-66.75, 10.35], [-67.0, 10.25], [-67.25, 10.35], [-67.5, 10.25], [-68.03, 10.47], [-68.18, 10.82], [-68.53, 10.97], [-68.75, 11.5]]]]}, "2011-01-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.53, 12.03], [-66.0, 12.25], [-65.75, 12.15], [-65.68, 12.18], [-65.53, 12.53], [-65.18, 12.68], [-65.03, 13.03], [-64.5, 13.25], [-63.97, 13.03], [-63.75, 12.5], [-63.97, 11.97], [-64.32, 11.82], [-64.35, 11.75], [-64.32, 11.68], [-64.25, 11.65], [-64.0, 11.75], [-63.47, 11.53], [-63.25, 11.0], [-63.47, 10.47], [-63.82, 10.32], [-63.97, 9.97], [-64.5, 9.75], [-64.75, 9.85], [-65.0, 9.75], [-65.25, 9.85], [-65.5, 9.75], [-66.03, 9.97], [-66.18, 10.32], [-66.53, 10.47], [-66.75, 11.0], [-66.65, 11.25], [-66.75, 11.5], [-66.53, 12.03]]]]}, "2011-01-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.0, 12.25], [-65.47, 12.03], [-65.25, 11.5], [-65.47, 10.97], [-66.0, 10.75], [-66.53, 10.97], [-66.75, 11.5], [-66.53, 12.03], [-66.0, 12.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.1666545605195324}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8394623852952152}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.049206514069965, 26.17556870280214, 26.27740570182624, 25.89736802981554, 26.083857281031612]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.61158374104565, 26.56494966252319, 26.719671474064057, 26.53694202352716, 26.083857281031612]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7419775418487942, 0.8930153154297897, 0.9911973493576539, 0.6785390297421521, 0.5804353055803517]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8961591831452438, 1.088341663301378, 1.1666545605195324, 0.8564500187482054, 0.5804353055803517]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6511336642578454, 1.931765656196155, 2.110532469810469, 1.4951613142460194, 1.2158986497430837]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9840560763810355, 2.3138478490344836, 2.2489029401919143, 1.8862213769942986, 1.2158986497430837]}}