{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:43:55.552943", "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": "2010-Jan-05_to_2010-Jan-08_294.0_-12.5"}, "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": 2010010001452}, "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": "January 05 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 08 2010"}, "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": 228445.62920579247}, "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", "Peru"]}, "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": -12.5}, "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": 294.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "294.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 290.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 296.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -17.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -10.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-01-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.15, -15.25], [-69.25, -15.0], [-69.12, -14.7], [-69.53, -14.53], [-69.75, -14.0], [-69.53, -13.47], [-69.0, -13.25], [-68.47, -13.47], [-68.25, -14.0], [-68.37, -14.3], [-67.97, -14.47], [-67.75, -15.0], [-67.85, -15.25], [-67.82, -15.32], [-67.75, -15.35], [-67.5, -15.25], [-67.25, -15.35], [-67.0, -15.25], [-66.75, -15.35], [-66.5, -15.25], [-65.97, -15.47], [-65.75, -16.0], [-65.85, -16.25], [-65.82, -16.32], [-65.47, -16.47], [-65.32, -16.82], [-64.97, -16.97], [-64.75, -17.5], [-64.97, -18.03], [-65.5, -18.25], [-66.03, -18.03], [-66.18, -17.68], [-66.25, -17.65], [-66.5, -17.75], [-66.75, -17.65], [-67.0, -17.75], [-67.53, -17.53], [-67.68, -17.18], [-68.03, -17.03], [-68.18, -16.68], [-68.25, -16.65], [-68.5, -16.75], [-69.03, -16.53], [-69.25, -16.0], [-69.15, -15.75], [-69.25, -15.5], [-69.15, -15.25]]]]}, "2010-01-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.65, -13.75], [-69.75, -13.5], [-69.65, -13.25], [-69.75, -13.0], [-69.65, -12.75], [-69.75, -12.5], [-69.65, -12.25], [-69.75, -12.0], [-69.65, -11.75], [-69.75, -11.5], [-69.53, -10.97], [-69.0, -10.75], [-68.75, -10.85], [-68.68, -10.82], [-68.53, -10.47], [-68.0, -10.25], [-67.47, -10.47], [-67.32, -10.82], [-67.25, -10.85], [-67.18, -10.82], [-67.03, -10.47], [-66.5, -10.25], [-65.97, -10.47], [-65.82, -10.82], [-65.75, -10.85], [-65.5, -10.75], [-64.97, -10.97], [-64.82, -11.32], [-64.75, -11.35], [-64.5, -11.25], [-63.97, -11.47], [-63.82, -11.82], [-63.75, -11.85], [-63.5, -11.75], [-62.97, -11.97], [-62.75, -12.5], [-62.96, -13.0], [-62.75, -13.5], [-62.97, -14.03], [-63.5, -14.25], [-63.75, -14.15], [-63.82, -14.18], [-63.97, -14.53], [-64.5, -14.75], [-64.75, -14.65], [-65.0, -14.75], [-65.25, -14.65], [-65.5, -14.75], [-65.75, -14.65], [-66.0, -14.75], [-66.25, -14.65], [-66.5, -14.75], [-66.75, -14.65], [-67.0, -14.75], [-67.5, -14.54], [-67.87, -14.7], [-67.75, -15.0], [-67.85, -15.25], [-67.82, -15.32], [-67.75, -15.35], [-67.5, -15.25], [-67.25, -15.35], [-67.0, -15.25], [-66.75, -15.35], [-66.5, -15.25], [-65.97, -15.47], [-65.75, -16.0], [-65.85, -16.25], [-65.82, -16.32], [-65.47, -16.47], [-65.32, -16.82], [-64.97, -16.97], [-64.75, -17.5], [-64.97, -18.03], [-65.5, -18.25], [-66.03, -18.03], [-66.18, -17.68], [-66.25, -17.65], [-66.5, -17.75], [-66.75, -17.65], [-67.0, -17.75], [-67.53, -17.53], [-67.68, -17.18], [-68.03, -17.03], [-68.18, -16.68], [-68.25, -16.65], [-68.5, -16.75], [-69.03, -16.53], [-69.25, -16.0], [-69.15, -15.75], [-69.25, -15.5], [-69.15, -15.25], [-69.18, -15.18], [-69.53, -15.03], [-69.75, -14.5], [-69.65, -14.25], [-69.75, -14.0], [-69.65, -13.75]]]]}, "2010-01-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.65, -13.75], [-69.75, -13.5], [-69.65, -13.25], [-69.75, -13.0], [-69.65, -12.75], [-69.75, -12.5], [-69.65, -12.25], [-69.75, -12.0], [-69.65, -11.75], [-69.75, -11.5], [-69.53, -10.97], [-69.0, -10.75], [-68.75, -10.85], [-68.68, -10.82], [-68.53, -10.47], [-68.0, -10.25], [-67.47, -10.47], [-67.32, -10.82], [-67.25, -10.85], [-67.18, -10.82], [-67.03, -10.47], [-66.5, -10.25], [-65.97, -10.47], [-65.82, -10.82], [-65.75, -10.85], [-65.5, -10.75], [-64.97, -10.97], [-64.82, -11.32], [-64.75, -11.35], [-64.5, -11.25], [-63.97, -11.47], [-63.82, -11.82], [-63.75, -11.85], [-63.5, -11.75], [-62.97, -11.97], [-62.75, -12.5], [-62.96, -13.0], [-62.75, -13.5], [-62.97, -14.03], [-63.5, -14.25], [-63.75, -14.15], [-63.82, -14.18], [-63.97, -14.53], [-64.5, -14.75], [-64.75, -14.65], [-65.0, -14.75], [-65.25, -14.65], [-65.5, -14.75], [-65.75, -14.65], [-66.0, -14.75], [-66.25, -14.65], [-66.5, -14.75], [-66.75, -14.65], [-67.0, -14.75], [-67.5, -14.54], [-67.87, -14.7], [-67.75, -15.0], [-67.85, -15.25], [-67.82, -15.32], [-67.75, -15.35], [-67.5, -15.25], [-67.25, -15.35], [-67.0, -15.25], [-66.75, -15.35], [-66.5, -15.25], [-65.97, -15.47], [-65.75, -16.0], [-65.85, -16.25], [-65.82, -16.32], [-65.47, -16.47], [-65.32, -16.82], [-64.97, -16.97], [-64.75, -17.5], [-64.97, -18.03], [-65.5, -18.25], [-66.03, -18.03], [-66.18, -17.68], [-66.25, -17.65], [-66.5, -17.75], [-66.75, -17.65], [-67.0, -17.75], [-67.53, -17.53], [-67.68, -17.18], [-68.03, -17.03], [-68.18, -16.68], [-68.25, -16.65], [-68.5, -16.75], [-69.03, -16.53], [-69.25, -16.0], [-69.15, -15.75], [-69.25, -15.5], [-69.15, -15.25], [-69.18, -15.18], [-69.53, -15.03], [-69.75, -14.5], [-69.65, -14.25], [-69.75, -14.0], [-69.65, -13.75]]]]}, "2010-01-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.03, -15.47], [-67.5, -15.25], [-66.97, -15.47], [-66.82, -15.82], [-66.75, -15.85], [-66.5, -15.75], [-65.97, -15.97], [-65.75, -16.5], [-65.97, -17.03], [-66.5, -17.25], [-66.75, -17.15], [-67.0, -17.25], [-67.53, -17.03], [-67.68, -16.68], [-68.03, -16.53], [-68.25, -16.0], [-68.03, -15.47]]], [[[-69.75, -13.5], [-69.65, -13.25], [-69.75, -13.0], [-69.65, -12.75], [-69.75, -12.5], [-69.65, -12.25], [-69.75, -12.0], [-69.65, -11.75], [-69.75, -11.5], [-69.53, -10.97], [-69.0, -10.75], [-68.75, -10.85], [-68.68, -10.82], [-68.53, -10.47], [-68.0, -10.25], [-67.47, -10.47], [-67.32, -10.82], [-67.25, -10.85], [-67.18, -10.82], [-67.03, -10.47], [-66.5, -10.25], [-65.97, -10.47], [-65.82, -10.82], [-65.75, -10.85], [-65.5, -10.75], [-64.97, -10.97], [-64.82, -11.32], [-64.75, -11.35], [-64.5, -11.25], [-63.97, -11.47], [-63.82, -11.82], [-63.75, -11.85], [-63.5, -11.75], [-62.97, -11.97], [-62.75, -12.5], [-62.96, -13.0], [-62.75, -13.5], [-62.97, -14.03], [-63.5, -14.25], [-63.75, -14.15], [-63.82, -14.18], [-63.97, -14.53], [-64.5, -14.75], [-64.75, -14.65], [-65.0, -14.75], [-65.25, -14.65], [-65.5, -14.75], [-65.75, -14.65], [-66.0, -14.75], [-66.25, -14.65], [-66.5, -14.75], [-66.75, -14.65], [-67.0, -14.75], [-67.5, -14.54], [-68.0, -14.75], [-68.25, -14.65], [-68.32, -14.68], [-68.47, -15.03], [-69.0, -15.25], [-69.53, -15.03], [-69.75, -14.5], [-69.65, -14.25], [-69.75, -14.0], [-69.65, -13.75], [-69.75, -13.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.5086507742774415}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.274719911332273}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [17.311493499533697, 26.013937733659475, 26.423330212573774, 28.02936762602019]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.5328861547124, 29.33245429174832, 29.830672545746836, 30.076149750605794]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5252755736652754, 2.033304696530245, 2.4322477254443533, 2.5457523346775193]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.749527165967379, 2.796778680988666, 3.313272958613368, 3.5086507742774415]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5928928529802002, 1.8684483741851565, 2.1787673093546838, 2.265372645881362]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.866725947457191, 2.7530343626743723, 2.862165021829347, 3.0525864842943107]}}