{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:20:34.938051", "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": "2020-Jun-26_to_2020-Jun-28_300.0_2.5"}, "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": 2020060002875}, "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": "June 26 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 28 2020"}, "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": 55597.508389045186}, "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", "Guyana"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": []}, "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": 2.5}, "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": 300.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "300.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 298.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 301.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 0.75}, "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": {"2020-06-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, 2.0], [-62.03, 2.53], [-61.5, 2.75], [-61.2, 2.62], [-61.15, 2.75], [-61.25, 3.0], [-61.03, 3.53], [-60.5, 3.75], [-60.25, 3.65], [-60.0, 3.75], [-59.75, 3.65], [-59.68, 3.68], [-59.53, 4.03], [-59.0, 4.25], [-58.47, 4.03], [-58.25, 3.5], [-58.47, 2.97], [-58.82, 2.82], [-58.85, 2.75], [-58.82, 2.68], [-58.47, 2.53], [-58.25, 2.0], [-58.35, 1.75], [-58.25, 1.5], [-58.47, 0.97], [-58.82, 0.82], [-58.97, 0.47], [-59.5, 0.25], [-60.03, 0.47], [-60.2, 0.88], [-60.32, 0.82], [-60.47, 0.47], [-61.0, 0.25], [-61.53, 0.47], [-61.75, 1.0], [-61.65, 1.25], [-61.68, 1.32], [-62.03, 1.47], [-62.25, 2.0]]]]}, "2020-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, 2.0], [-62.03, 2.53], [-61.5, 2.75], [-61.2, 2.62], [-61.15, 2.75], [-61.25, 3.0], [-61.03, 3.53], [-60.5, 3.75], [-60.25, 3.65], [-60.0, 3.75], [-59.75, 3.65], [-59.68, 3.68], [-59.53, 4.03], [-59.0, 4.25], [-58.47, 4.03], [-58.25, 3.5], [-58.47, 2.97], [-58.82, 2.82], [-58.85, 2.75], [-58.82, 2.68], [-58.47, 2.53], [-58.25, 2.0], [-58.35, 1.75], [-58.25, 1.5], [-58.47, 0.97], [-58.82, 0.82], [-58.97, 0.47], [-59.5, 0.25], [-60.03, 0.47], [-60.2, 0.88], [-60.32, 0.82], [-60.47, 0.47], [-61.0, 0.25], [-61.53, 0.47], [-61.75, 1.0], [-61.65, 1.25], [-61.68, 1.32], [-62.03, 1.47], [-62.25, 2.0]]]]}, "2020-06-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, 2.0], [-62.03, 2.53], [-61.5, 2.75], [-61.2, 2.62], [-61.15, 2.75], [-61.25, 3.0], [-61.03, 3.53], [-60.5, 3.75], [-60.25, 3.65], [-60.0, 3.75], [-59.75, 3.65], [-59.68, 3.68], [-59.53, 4.03], [-59.0, 4.25], [-58.47, 4.03], [-58.25, 3.5], [-58.47, 2.97], [-58.82, 2.82], [-58.85, 2.75], [-58.82, 2.68], [-58.47, 2.53], [-58.25, 2.0], [-58.35, 1.75], [-58.25, 1.5], [-58.47, 0.97], [-58.82, 0.82], [-58.97, 0.47], [-59.5, 0.25], [-60.03, 0.47], [-60.2, 0.88], [-60.32, 0.82], [-60.47, 0.47], [-61.0, 0.25], [-61.53, 0.47], [-61.75, 1.0], [-61.65, 1.25], [-61.68, 1.32], [-62.03, 1.47], [-62.25, 2.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.932782251750666}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.409974979087528}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.674360699675503, 26.27776667625892, 26.24792583116715]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.631137559654576, 27.131775342600122, 27.231131232238738]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6709374198911588, 1.29218316668348, 1.2668043506879454]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.932782251750666, 1.4305363895049368, 1.5728991416640383]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.0102538069708658, 1.5550579337357808, 1.5388726012722294]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.369951162128791, 1.7039926437385549, 1.854678557392668]}}