{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:42.123581", "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-Oct-15_to_2011-Oct-18_320.5_-10.5"}, "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": 2011100002295}, "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 15 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 18 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 78838.25028906435}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": []}, "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": -10.5}, "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": 320.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "320.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 318.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 322.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -13.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -8.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-10-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.53, -9.97], [-41.0, -9.75], [-40.47, -9.97], [-40.32, -10.32], [-40.2, -10.38], [-40.03, -9.97], [-39.5, -9.75], [-38.97, -9.97], [-38.75, -10.5], [-38.97, -11.03], [-39.5, -11.25], [-39.8, -11.12], [-39.97, -11.53], [-40.5, -11.75], [-40.75, -11.65], [-41.0, -11.75], [-41.53, -11.53], [-41.75, -11.0], [-41.65, -10.75], [-41.75, -10.5], [-41.53, -9.97]]]]}, "2011-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.53, -9.97], [-41.0, -9.75], [-40.47, -9.97], [-40.32, -10.32], [-40.2, -10.38], [-40.15, -10.25], [-40.25, -10.0], [-40.03, -9.47], [-39.5, -9.25], [-39.25, -9.35], [-39.18, -9.32], [-39.15, -9.25], [-39.25, -9.0], [-39.03, -8.47], [-38.5, -8.25], [-37.97, -8.47], [-37.75, -9.0], [-37.85, -9.25], [-37.75, -9.5], [-37.85, -9.75], [-37.75, -10.0], [-37.85, -10.25], [-37.82, -10.32], [-37.47, -10.47], [-37.25, -11.0], [-37.35, -11.25], [-37.25, -11.5], [-37.35, -11.75], [-37.25, -12.0], [-37.47, -12.53], [-37.82, -12.68], [-37.97, -13.03], [-38.5, -13.25], [-38.75, -13.15], [-38.82, -13.18], [-38.97, -13.53], [-39.5, -13.75], [-40.03, -13.53], [-40.25, -13.0], [-40.15, -12.75], [-40.25, -12.5], [-40.15, -12.25], [-40.18, -12.18], [-40.53, -12.03], [-40.68, -11.68], [-40.75, -11.65], [-41.0, -11.75], [-41.53, -11.53], [-41.75, -11.0], [-41.65, -10.75], [-41.75, -10.5], [-41.53, -9.97]]]]}, "2011-10-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.53, -9.97], [-41.0, -9.75], [-40.47, -9.97], [-40.32, -10.32], [-40.2, -10.38], [-40.15, -10.25], [-40.25, -10.0], [-40.03, -9.47], [-39.5, -9.25], [-39.25, -9.35], [-39.18, -9.32], [-39.15, -9.25], [-39.25, -9.0], [-39.03, -8.47], [-38.5, -8.25], [-37.97, -8.47], [-37.75, -9.0], [-37.85, -9.25], [-37.75, -9.5], [-37.85, -9.75], [-37.75, -10.0], [-37.85, -10.25], [-37.82, -10.32], [-37.47, -10.47], [-37.25, -11.0], [-37.35, -11.25], [-37.25, -11.5], [-37.35, -11.75], [-37.25, -12.0], [-37.47, -12.53], [-37.82, -12.68], [-37.97, -13.03], [-38.5, -13.25], [-38.75, -13.15], [-38.82, -13.18], [-38.97, -13.53], [-39.5, -13.75], [-40.03, -13.53], [-40.25, -13.0], [-40.15, -12.75], [-40.25, -12.5], [-40.15, -12.25], [-40.18, -12.18], [-40.53, -12.03], [-40.68, -11.68], [-40.75, -11.65], [-41.0, -11.75], [-41.53, -11.53], [-41.75, -11.0], [-41.65, -10.75], [-41.75, -10.5], [-41.53, -9.97]]]]}, "2011-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-40.75, -11.5], [-40.53, -10.97], [-40.12, -10.8], [-40.25, -10.5], [-40.15, -10.25], [-40.25, -10.0], [-40.03, -9.47], [-39.5, -9.25], [-39.25, -9.35], [-39.18, -9.32], [-39.15, -9.25], [-39.25, -9.0], [-39.03, -8.47], [-38.5, -8.25], [-37.97, -8.47], [-37.75, -9.0], [-37.85, -9.25], [-37.75, -9.5], [-37.85, -9.75], [-37.75, -10.0], [-37.85, -10.25], [-37.82, -10.32], [-37.47, -10.47], [-37.25, -11.0], [-37.35, -11.25], [-37.25, -11.5], [-37.35, -11.75], [-37.25, -12.0], [-37.47, -12.53], [-37.82, -12.68], [-37.97, -13.03], [-38.5, -13.25], [-38.75, -13.15], [-38.82, -13.18], [-38.97, -13.53], [-39.5, -13.75], [-40.03, -13.53], [-40.25, -13.0], [-40.15, -12.75], [-40.25, -12.5], [-40.15, -12.25], [-40.18, -12.18], [-40.53, -12.03], [-40.75, -11.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.249164298691653}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.106435354351156}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.203184369899077, 26.905206099209295, 27.810133729606548, 27.362736386030974]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.068631490539303, 28.237371504505575, 29.237154667831476, 29.24460864653628]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.543830799816675, 1.764740441876724, 2.615783152181623, 2.014758971693808]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.660599625037264, 2.432467783674838, 3.249164298691653, 2.5559402342138924]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3139632897669022, 1.548801275968652, 2.217211845961844, 1.7179496385275932]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4687412541403835, 2.0516886528981613, 2.5517091632464117, 2.218857222897201]}}