{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:17.903996", "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-Aug-29_to_2011-Sep-01_281.0_9.5"}, "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": 2011080003154}, "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": "August 29 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 01 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": 76556.41693913082}, "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": ["Colombia", "Panama"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America", "S.Central-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North America", "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": ["Caribbean Sea"]}, "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": 9.5}, "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": 281.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "281.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 279.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 284.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 5.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 9.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-08-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 10.25], [-79.25, 10.15], [-79.0, 10.25], [-78.47, 10.03], [-78.32, 9.68], [-78.25, 9.65], [-78.0, 9.75], [-77.47, 9.53], [-77.25, 9.0], [-77.35, 8.75], [-77.32, 8.68], [-76.97, 8.53], [-76.82, 8.18], [-76.47, 8.03], [-76.25, 7.5], [-76.35, 7.25], [-76.32, 7.18], [-75.97, 7.03], [-75.75, 6.5], [-75.85, 6.25], [-75.75, 6.0], [-75.97, 5.47], [-76.5, 5.25], [-76.75, 5.35], [-77.0, 5.25], [-77.53, 5.47], [-77.75, 6.0], [-77.65, 6.25], [-77.68, 6.32], [-78.03, 6.47], [-78.25, 7.0], [-78.15, 7.25], [-78.18, 7.32], [-78.53, 7.47], [-78.75, 8.0], [-78.65, 8.25], [-78.68, 8.32], [-79.03, 8.47], [-79.18, 8.82], [-79.25, 8.85], [-79.32, 8.82], [-79.47, 8.47], [-80.0, 8.25], [-80.53, 8.47], [-80.75, 9.0], [-80.53, 9.53], [-80.18, 9.68], [-80.03, 10.03], [-79.5, 10.25]]]]}, "2011-08-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 10.25], [-79.25, 10.15], [-79.0, 10.25], [-78.47, 10.03], [-78.32, 9.68], [-78.25, 9.65], [-78.0, 9.75], [-77.47, 9.53], [-77.32, 9.18], [-77.0, 9.04], [-76.68, 9.18], [-76.53, 9.53], [-76.0, 9.75], [-75.47, 9.53], [-75.25, 9.0], [-75.47, 8.47], [-75.82, 8.32], [-75.85, 8.25], [-75.82, 8.18], [-75.75, 8.15], [-75.5, 8.25], [-74.97, 8.03], [-74.75, 7.5], [-74.85, 7.25], [-74.75, 7.0], [-74.97, 6.47], [-75.32, 6.32], [-75.47, 5.97], [-75.82, 5.82], [-75.97, 5.47], [-76.5, 5.25], [-76.75, 5.35], [-77.0, 5.25], [-77.53, 5.47], [-77.75, 6.0], [-77.65, 6.25], [-77.68, 6.32], [-78.03, 6.47], [-78.25, 7.0], [-78.15, 7.25], [-78.18, 7.32], [-78.53, 7.47], [-78.75, 8.0], [-78.65, 8.25], [-78.68, 8.32], [-79.03, 8.47], [-79.18, 8.82], [-79.25, 8.85], [-79.32, 8.82], [-79.47, 8.47], [-80.0, 8.25], [-80.53, 8.47], [-80.75, 9.0], [-80.53, 9.53], [-80.18, 9.68], [-80.03, 10.03], [-79.5, 10.25]]]]}, "2011-08-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 10.25], [-79.25, 10.15], [-79.0, 10.25], [-78.47, 10.03], [-78.32, 9.68], [-78.25, 9.65], [-78.0, 9.75], [-77.47, 9.53], [-77.32, 9.18], [-77.0, 9.04], [-76.68, 9.18], [-76.53, 9.53], [-76.0, 9.75], [-75.47, 9.53], [-75.25, 9.0], [-75.47, 8.47], [-75.82, 8.32], [-75.85, 8.25], [-75.82, 8.18], [-75.75, 8.15], [-75.5, 8.25], [-74.97, 8.03], [-74.75, 7.5], [-74.85, 7.25], [-74.75, 7.0], [-74.97, 6.47], [-75.32, 6.32], [-75.47, 5.97], [-75.82, 5.82], [-75.97, 5.47], [-76.5, 5.25], [-76.75, 5.35], [-77.0, 5.25], [-77.53, 5.47], [-77.75, 6.0], [-77.65, 6.25], [-77.68, 6.32], [-78.03, 6.47], [-78.25, 7.0], [-78.15, 7.25], [-78.18, 7.32], [-78.53, 7.47], [-78.75, 8.0], [-78.65, 8.25], [-78.68, 8.32], [-79.03, 8.47], [-79.18, 8.82], [-79.25, 8.85], [-79.32, 8.82], [-79.47, 8.47], [-80.0, 8.25], [-80.53, 8.47], [-80.75, 9.0], [-80.53, 9.53], [-80.18, 9.68], [-80.03, 10.03], [-79.5, 10.25]]]]}, "2011-09-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.53, 8.97], [-79.75, 9.5], [-79.53, 10.03], [-79.0, 10.25], [-78.47, 10.03], [-78.3, 9.62], [-78.0, 9.75], [-77.47, 9.53], [-77.32, 9.18], [-77.0, 9.04], [-76.68, 9.18], [-76.53, 9.53], [-76.0, 9.75], [-75.47, 9.53], [-75.25, 9.0], [-75.47, 8.47], [-75.82, 8.32], [-75.85, 8.25], [-75.82, 8.18], [-75.75, 8.15], [-75.5, 8.25], [-74.97, 8.03], [-74.75, 7.5], [-74.85, 7.25], [-74.75, 7.0], [-74.97, 6.47], [-75.32, 6.32], [-75.47, 5.97], [-76.0, 5.75], [-76.53, 5.97], [-76.75, 6.5], [-76.65, 6.75], [-76.75, 7.0], [-76.65, 7.25], [-76.68, 7.32], [-77.03, 7.47], [-77.2, 7.88], [-77.5, 7.75], [-78.03, 7.97], [-78.18, 8.32], [-78.53, 8.47], [-78.7, 8.88], [-79.0, 8.75], [-79.53, 8.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6288385058253994}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5672677707750342}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.759820730941726, 26.094087991167726, 26.452029462533176, 24.78829218802497]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.42482243523841, 28.73017969649203, 29.078826076732355, 28.383013380992963]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2908259529472446, 1.548536055356915, 1.8946592509361448, 1.2678654950177484]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7886981519141045, 2.1371604221933467, 2.6288385058253994, 1.7820548569959556]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.636928989367418, 1.8971963408671635, 2.33842495280353, 1.5493085739496402]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.028259248508306, 2.2290203657566554, 2.98642620658643, 1.8391945715079583]}}