{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:51.795854", "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": "2012-Nov-03_to_2012-Nov-06_316.0_-4.5"}, "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": 2012110001505}, "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": "November 03 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 06 2012"}, "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": 55421.92611340218}, "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": -4.5}, "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": 316.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "316.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 313.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 317.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-44.53, -3.47], [-44.0, -3.25], [-43.75, -3.35], [-43.5, -3.25], [-42.97, -3.47], [-42.75, -4.0], [-42.97, -4.53], [-43.32, -4.68], [-43.47, -5.03], [-44.0, -5.25], [-44.53, -5.03], [-44.75, -4.5], [-44.65, -4.25], [-44.75, -4.0], [-44.53, -3.47]]]]}, "2012-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-46.53, -4.97], [-46.0, -4.75], [-45.75, -4.85], [-45.5, -4.75], [-45.25, -4.85], [-45.18, -4.82], [-45.15, -4.75], [-45.25, -4.5], [-45.15, -4.25], [-45.25, -4.0], [-45.03, -3.47], [-44.5, -3.25], [-44.25, -3.35], [-44.0, -3.25], [-43.75, -3.35], [-43.5, -3.25], [-42.97, -3.47], [-42.75, -4.0], [-42.85, -4.25], [-42.82, -4.32], [-42.47, -4.47], [-42.25, -5.0], [-42.47, -5.53], [-42.82, -5.68], [-42.97, -6.03], [-43.5, -6.25], [-43.75, -6.15], [-44.0, -6.25], [-44.25, -6.15], [-44.5, -6.25], [-44.75, -6.15], [-44.82, -6.18], [-44.97, -6.53], [-45.5, -6.75], [-45.75, -6.65], [-46.0, -6.75], [-46.53, -6.53], [-46.75, -6.0], [-46.65, -5.75], [-46.75, -5.5], [-46.53, -4.97]]]]}, "2012-11-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-46.53, -4.97], [-46.0, -4.75], [-45.75, -4.85], [-45.5, -4.75], [-45.25, -4.85], [-45.18, -4.82], [-45.15, -4.75], [-45.25, -4.5], [-45.15, -4.25], [-45.25, -4.0], [-45.03, -3.47], [-44.5, -3.25], [-44.25, -3.35], [-44.0, -3.25], [-43.75, -3.35], [-43.5, -3.25], [-42.97, -3.47], [-42.75, -4.0], [-42.85, -4.25], [-42.82, -4.32], [-42.47, -4.47], [-42.25, -5.0], [-42.47, -5.53], [-42.82, -5.68], [-42.97, -6.03], [-43.5, -6.25], [-43.75, -6.15], [-44.0, -6.25], [-44.25, -6.15], [-44.5, -6.25], [-44.75, -6.15], [-44.82, -6.18], [-44.97, -6.53], [-45.5, -6.75], [-45.75, -6.65], [-46.0, -6.75], [-46.53, -6.53], [-46.75, -6.0], [-46.65, -5.75], [-46.75, -5.5], [-46.53, -4.97]]]]}, "2012-11-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-46.53, -4.97], [-46.0, -4.75], [-45.75, -4.85], [-45.5, -4.75], [-45.25, -4.85], [-45.18, -4.82], [-45.15, -4.75], [-45.25, -4.5], [-45.15, -4.25], [-45.25, -4.0], [-45.03, -3.47], [-44.5, -3.25], [-44.25, -3.35], [-44.0, -3.25], [-43.75, -3.35], [-43.5, -3.25], [-42.97, -3.47], [-42.75, -4.0], [-42.85, -4.25], [-42.82, -4.32], [-42.47, -4.47], [-42.25, -5.0], [-42.47, -5.53], [-42.82, -5.68], [-42.97, -6.03], [-43.5, -6.25], [-43.75, -6.15], [-44.0, -6.25], [-44.25, -6.15], [-44.5, -6.25], [-44.75, -6.15], [-44.82, -6.18], [-44.97, -6.53], [-45.5, -6.75], [-45.75, -6.65], [-46.0, -6.75], [-46.53, -6.53], [-46.75, -6.0], [-46.65, -5.75], [-46.75, -5.5], [-46.53, -4.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.401121383893326}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.922159983799682}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.555548408878565, 30.563317968022545, 30.793241525955864, 30.828073348797545]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.84587919587898, 32.09857848176847, 31.818152789399107, 31.7980802135242]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.394806862681018, 1.8085939649643181, 2.0174939519242137, 2.028284221363625]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5138943404284078, 2.1146480752080947, 2.401121383893326, 2.3986535483269336]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2451424880589679, 1.4277859991232884, 1.5919288089212553, 1.6447285395403959]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3063197129378532, 1.6992963007427058, 1.9439889618870148, 2.032562343508045]}}