{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:09:16.255742", "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": "2017-Oct-17_to_2017-Oct-19_302.0_-17.0"}, "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": 2017100002125}, "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": "October 17 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 19 2017"}, "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": 114970.10765115006}, "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": ["Bolivia", "Brazil", "Paraguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "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": -17.0}, "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": 302.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "302.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 299.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 304.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -19.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -15.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-10-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.53, -15.47], [-60.18, -15.32], [-60.03, -14.97], [-59.5, -14.75], [-58.97, -14.97], [-58.75, -15.5], [-58.87, -15.8], [-58.7, -15.88], [-58.53, -15.47], [-58.0, -15.25], [-57.7, -15.38], [-57.53, -14.97], [-57.0, -14.75], [-56.47, -14.97], [-56.25, -15.5], [-56.35, -15.75], [-56.25, -16.0], [-56.37, -16.3], [-55.97, -16.47], [-55.75, -17.0], [-55.85, -17.25], [-55.75, -17.5], [-55.85, -17.75], [-55.82, -17.82], [-55.47, -17.97], [-55.25, -18.5], [-55.35, -18.75], [-55.25, -19.0], [-55.47, -19.53], [-56.0, -19.75], [-56.25, -19.65], [-56.5, -19.75], [-57.0, -19.54], [-57.5, -19.75], [-58.03, -19.53], [-58.18, -19.18], [-58.25, -19.15], [-58.32, -19.18], [-58.35, -19.25], [-58.25, -19.5], [-58.47, -20.03], [-59.0, -20.25], [-59.53, -20.03], [-59.75, -19.5], [-59.65, -19.25], [-59.75, -19.0], [-59.54, -18.5], [-59.68, -18.18], [-60.03, -18.03], [-60.25, -17.5], [-60.15, -17.25], [-60.18, -17.18], [-60.53, -17.03], [-60.75, -16.5], [-60.65, -16.25], [-60.75, -16.0], [-60.53, -15.47]]]]}, "2017-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.53, -15.47], [-60.18, -15.32], [-60.03, -14.97], [-59.5, -14.75], [-58.97, -14.97], [-58.75, -15.5], [-58.87, -15.8], [-58.7, -15.88], [-58.53, -15.47], [-58.0, -15.25], [-57.7, -15.38], [-57.53, -14.97], [-57.0, -14.75], [-56.47, -14.97], [-56.25, -15.5], [-56.35, -15.75], [-56.25, -16.0], [-56.37, -16.3], [-55.97, -16.47], [-55.75, -17.0], [-55.85, -17.25], [-55.75, -17.5], [-55.85, -17.75], [-55.82, -17.82], [-55.47, -17.97], [-55.25, -18.5], [-55.35, -18.75], [-55.25, -19.0], [-55.47, -19.53], [-56.0, -19.75], [-56.25, -19.65], [-56.5, -19.75], [-57.0, -19.54], [-57.5, -19.75], [-58.03, -19.53], [-58.18, -19.18], [-58.25, -19.15], [-58.32, -19.18], [-58.35, -19.25], [-58.25, -19.5], [-58.47, -20.03], [-59.0, -20.25], [-59.53, -20.03], [-59.75, -19.5], [-59.65, -19.25], [-59.75, -19.0], [-59.54, -18.5], [-59.68, -18.18], [-60.03, -18.03], [-60.25, -17.5], [-60.15, -17.25], [-60.18, -17.18], [-60.53, -17.03], [-60.75, -16.5], [-60.65, -16.25], [-60.75, -16.0], [-60.53, -15.47]]]]}, "2017-10-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.53, -15.47], [-60.18, -15.32], [-60.03, -14.97], [-59.5, -14.75], [-58.97, -14.97], [-58.75, -15.5], [-58.87, -15.8], [-58.7, -15.88], [-58.53, -15.47], [-58.0, -15.25], [-57.7, -15.38], [-57.53, -14.97], [-57.0, -14.75], [-56.47, -14.97], [-56.25, -15.5], [-56.35, -15.75], [-56.25, -16.0], [-56.37, -16.3], [-55.97, -16.47], [-55.75, -17.0], [-55.85, -17.25], [-55.75, -17.5], [-55.85, -17.75], [-55.82, -17.82], [-55.47, -17.97], [-55.25, -18.5], [-55.35, -18.75], [-55.25, -19.0], [-55.47, -19.53], [-56.0, -19.75], [-56.25, -19.65], [-56.5, -19.75], [-57.0, -19.54], [-57.5, -19.75], [-58.03, -19.53], [-58.18, -19.18], [-58.25, -19.15], [-58.32, -19.18], [-58.35, -19.25], [-58.25, -19.5], [-58.47, -20.03], [-59.0, -20.25], [-59.53, -20.03], [-59.75, -19.5], [-59.65, -19.25], [-59.75, -19.0], [-59.54, -18.5], [-59.68, -18.18], [-60.03, -18.03], [-60.25, -17.5], [-60.15, -17.25], [-60.18, -17.18], [-60.53, -17.03], [-60.75, -16.5], [-60.65, -16.25], [-60.75, -16.0], [-60.53, -15.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.893377788747273}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.621738310677663}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [31.750606801655806, 31.703355984165967, 32.6157013442388]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [32.91225326542593, 33.01230998328532, 33.99528244242515]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.3785144312963755, 3.247244119617488, 4.239456381119125]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.4775370083625035, 4.475520258741881, 4.893377788747273]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.392837519451337, 1.4152199355205697, 1.9590490755845054]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6416916282774026, 1.6483339989087462, 2.24783495804405]}}