{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:00.052480", "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-Jul-07_to_2011-Jul-11_277.0_9.5"}, "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": 2011070002113}, "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 07 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 11 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": 57833.828473988004}, "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": ["Costa Rica", "Nicaragua", "Panama"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North 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": 9.5}, "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": 277.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "277.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 275.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 279.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 11.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.53, 10.03], [-81.0, 10.25], [-80.47, 10.03], [-80.32, 9.68], [-79.97, 9.53], [-79.75, 9.0], [-79.97, 8.47], [-80.5, 8.25], [-81.03, 8.47], [-81.18, 8.82], [-81.53, 8.97], [-81.75, 9.5], [-81.53, 10.03]]], [[[-83.75, 9.5], [-83.53, 10.03], [-83.0, 10.25], [-82.47, 10.03], [-82.25, 9.5], [-82.47, 8.97], [-83.0, 8.75], [-83.53, 8.97], [-83.75, 9.5]]], [[[-84.75, 11.0], [-84.53, 11.53], [-84.0, 11.75], [-83.47, 11.53], [-83.25, 11.0], [-83.47, 10.47], [-84.0, 10.25], [-84.53, 10.47], [-84.75, 11.0]]]]}, "2011-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.53, 10.03], [-81.0, 10.25], [-80.47, 10.03], [-80.32, 9.68], [-79.97, 9.53], [-79.75, 9.0], [-79.97, 8.47], [-80.5, 8.25], [-81.03, 8.47], [-81.18, 8.82], [-81.53, 8.97], [-81.75, 9.5], [-81.53, 10.03]]], [[[-85.03, 11.03], [-84.68, 11.18], [-84.65, 11.25], [-84.75, 11.5], [-84.53, 12.03], [-84.0, 12.25], [-83.47, 12.03], [-83.3, 11.62], [-83.0, 11.75], [-82.47, 11.53], [-82.25, 11.0], [-82.35, 10.75], [-82.25, 10.5], [-82.46, 10.0], [-82.32, 9.68], [-81.97, 9.53], [-81.75, 9.0], [-81.97, 8.47], [-82.5, 8.25], [-83.03, 8.47], [-83.18, 8.82], [-83.25, 8.85], [-83.5, 8.75], [-84.03, 8.97], [-84.18, 9.32], [-84.53, 9.47], [-84.68, 9.82], [-85.03, 9.97], [-85.25, 10.5], [-85.03, 11.03]]]]}, "2011-07-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-85.25, 10.5], [-85.03, 11.03], [-84.68, 11.18], [-84.65, 11.25], [-84.75, 11.5], [-84.53, 12.03], [-84.0, 12.25], [-83.47, 12.03], [-83.3, 11.62], [-83.0, 11.75], [-82.47, 11.53], [-82.32, 11.18], [-81.97, 11.03], [-81.82, 10.68], [-81.75, 10.65], [-81.5, 10.75], [-80.97, 10.53], [-80.82, 10.18], [-80.47, 10.03], [-80.32, 9.68], [-79.97, 9.53], [-79.75, 9.0], [-79.97, 8.47], [-80.5, 8.25], [-81.0, 8.46], [-81.5, 8.25], [-82.0, 8.46], [-82.5, 8.25], [-83.03, 8.47], [-83.18, 8.82], [-83.25, 8.85], [-83.5, 8.75], [-84.03, 8.97], [-84.18, 9.32], [-84.53, 9.47], [-84.68, 9.82], [-85.03, 9.97], [-85.25, 10.5]]]]}, "2011-07-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-85.25, 10.5], [-85.03, 11.03], [-84.68, 11.18], [-84.65, 11.25], [-84.75, 11.5], [-84.53, 12.03], [-84.0, 12.25], [-83.47, 12.03], [-83.3, 11.62], [-83.0, 11.75], [-82.47, 11.53], [-82.32, 11.18], [-81.97, 11.03], [-81.82, 10.68], [-81.75, 10.65], [-81.5, 10.75], [-80.97, 10.53], [-80.82, 10.18], [-80.47, 10.03], [-80.25, 9.5], [-80.47, 8.97], [-80.82, 8.82], [-80.97, 8.47], [-81.5, 8.25], [-82.0, 8.46], [-82.5, 8.25], [-83.03, 8.47], [-83.18, 8.82], [-83.25, 8.85], [-83.5, 8.75], [-84.03, 8.97], [-84.18, 9.32], [-84.53, 9.47], [-84.68, 9.82], [-85.03, 9.97], [-85.25, 10.5]]]]}, "2011-07-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-83.25, 10.5], [-83.03, 11.03], [-82.5, 11.25], [-81.97, 11.03], [-81.82, 10.68], [-81.75, 10.65], [-81.5, 10.75], [-80.97, 10.53], [-80.75, 10.0], [-80.85, 9.75], [-80.75, 9.5], [-80.85, 9.25], [-80.75, 9.0], [-80.97, 8.47], [-81.5, 8.25], [-82.03, 8.47], [-82.18, 8.82], [-82.53, 8.97], [-82.75, 9.5], [-82.65, 9.75], [-82.68, 9.82], [-83.03, 9.97], [-83.25, 10.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.1737126849076276}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1290728758947286}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.36131451142103, 24.14522756330075, 25.368590432839255, 25.018998485541147, 26.56593562923763]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.98817746816104, 26.772173551058074, 27.3610395025201, 27.004829406497663, 26.84962077369937]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9493425269929645, 1.0500832219359233, 1.3746182684741162, 1.1352440924929965, 0.6239632991104523]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1214479977276142, 1.4097254172340854, 2.1737126849076276, 1.8029552419594097, 0.6987401158125977]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5058948618134815, 1.6012226774834146, 2.344707897869068, 1.919099558602233, 1.3997969533843264]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.756029348996411, 2.06630893932453, 2.7701488818091797, 2.4508133440656206, 1.5680038248546706]}}