{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:01.248766", "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-Oct-31_to_2010-Nov-03_74.0_-76.5"}, "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": 2010100002774}, "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 31 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 03 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": 279094.5753007793}, "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": ["Antarctica"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Antarctica"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Antarctica"]}, "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": -76.5}, "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": 74.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "74.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 63.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 87.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -78.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -71.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-10-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[67.75, -75.5], [67.97, -74.97], [68.5, -74.75], [68.75, -74.85], [69.0, -74.75], [69.25, -74.85], [69.32, -74.82], [69.47, -74.47], [70.0, -74.25], [70.25, -74.35], [70.5, -74.25], [70.8, -74.37], [70.97, -73.97], [71.5, -73.75], [71.75, -73.85], [72.0, -73.75], [72.25, -73.85], [72.5, -73.75], [72.75, -73.85], [72.82, -73.82], [72.85, -73.75], [72.75, -73.5], [72.97, -72.97], [73.5, -72.75], [73.75, -72.85], [74.0, -72.75], [74.25, -72.85], [74.32, -72.82], [74.35, -72.75], [74.32, -72.68], [73.97, -72.53], [73.75, -72.0], [73.85, -71.75], [73.75, -71.5], [73.97, -70.97], [74.5, -70.75], [74.75, -70.85], [75.0, -70.75], [75.53, -70.97], [75.68, -71.32], [75.75, -71.35], [76.0, -71.25], [76.25, -71.35], [76.5, -71.25], [76.75, -71.35], [77.0, -71.25], [77.25, -71.35], [77.5, -71.25], [77.75, -71.35], [78.0, -71.25], [78.25, -71.35], [78.5, -71.25], [79.03, -71.47], [79.18, -71.82], [79.53, -71.97], [79.68, -72.32], [79.75, -72.35], [80.0, -72.25], [80.53, -72.47], [80.75, -73.0], [80.63, -73.3], [81.03, -73.47], [81.18, -73.82], [81.25, -73.85], [81.5, -73.75], [81.75, -73.85], [82.0, -73.75], [82.25, -73.85], [82.5, -73.75], [82.75, -73.85], [83.0, -73.75], [83.25, -73.85], [83.5, -73.75], [83.75, -73.85], [84.0, -73.75], [84.53, -73.97], [84.68, -74.32], [85.03, -74.47], [85.18, -74.82], [85.25, -74.85], [85.5, -74.75], [85.75, -74.85], [86.0, -74.75], [86.53, -74.97], [86.75, -75.5], [86.63, -75.8], [87.03, -75.97], [87.25, -76.5], [87.03, -77.03], [86.68, -77.18], [86.65, -77.25], [86.75, -77.5], [86.53, -78.03], [86.0, -78.25], [85.75, -78.15], [85.68, -78.18], [85.53, -78.53], [85.0, -78.75], [84.47, -78.53], [84.32, -78.18], [84.0, -78.04], [83.5, -78.25], [83.25, -78.15], [83.0, -78.25], [82.75, -78.15], [82.5, -78.25], [82.25, -78.15], [82.0, -78.25], [81.75, -78.15], [81.5, -78.25], [81.25, -78.15], [81.0, -78.25], [80.75, -78.15], [80.5, -78.25], [80.25, -78.15], [80.0, -78.25], [79.75, -78.15], [79.5, -78.25], [79.25, -78.15], [79.0, -78.25], [78.47, -78.03], [78.32, -77.68], [78.25, -77.65], [78.0, -77.75], [77.75, -77.65], [77.5, -77.75], [77.25, -77.65], [77.0, -77.75], [76.75, -77.65], [76.5, -77.75], [76.25, -77.65], [76.0, -77.75], [75.75, -77.65], [75.5, -77.75], [75.25, -77.65], [75.0, -77.75], [74.75, -77.65], [74.5, -77.75], [74.25, -77.65], [74.0, -77.75], [73.75, -77.65], [73.5, -77.75], [73.25, -77.65], [73.0, -77.75], [72.75, -77.65], [72.5, -77.75], [72.25, -77.65], [72.0, -77.75], [71.75, -77.65], [71.5, -77.75], [70.97, -77.53], [70.75, -77.0], [70.85, -76.75], [70.82, -76.68], [70.75, -76.65], [70.5, -76.75], [70.25, -76.65], [70.0, -76.75], [69.75, -76.65], [69.5, -76.75], [69.25, -76.65], [69.0, -76.75], [68.47, -76.53], [68.32, -76.18], [67.97, -76.03], [67.75, -75.5]]]]}, "2010-11-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[63.47, -77.53], [63.25, -77.0], [63.47, -76.47], [64.0, -76.25], [64.25, -76.35], [64.5, -76.25], [64.75, -76.35], [65.0, -76.25], [65.25, -76.35], [65.32, -76.32], [65.47, -75.97], [66.0, -75.75], [66.25, -75.85], [66.32, -75.82], [66.47, -75.47], [66.82, -75.32], [66.97, -74.97], [67.5, -74.75], [67.75, -74.85], [68.0, -74.75], [68.25, -74.85], [68.5, -74.75], [68.75, -74.85], [68.82, -74.82], [68.97, -74.47], [69.5, -74.25], [69.75, -74.35], [69.82, -74.32], [69.85, -74.25], [69.75, -74.0], [69.97, -73.47], [70.5, -73.25], [70.75, -73.35], [70.82, -73.32], [70.97, -72.97], [71.32, -72.82], [71.47, -72.47], [71.82, -72.32], [71.97, -71.97], [72.5, -71.75], [72.75, -71.85], [73.0, -71.75], [73.53, -71.97], [73.68, -72.32], [73.75, -72.35], [73.88, -72.3], [73.75, -72.0], [73.85, -71.75], [73.75, -71.5], [73.97, -70.97], [74.5, -70.75], [74.75, -70.85], [75.0, -70.75], [75.53, -70.97], [75.68, -71.32], [75.75, -71.35], [76.0, -71.25], [76.25, -71.35], [76.5, -71.25], [76.75, -71.35], [77.0, -71.25], [77.25, -71.35], [77.5, -71.25], [77.75, -71.35], [78.0, -71.25], [78.25, -71.35], [78.5, -71.25], [79.03, -71.47], [79.18, -71.82], [79.53, -71.97], [79.68, -72.32], [79.75, -72.35], [80.0, -72.25], [80.53, -72.47], [80.75, -73.0], [80.63, -73.3], [81.03, -73.47], [81.18, -73.82], [81.25, -73.85], [81.5, -73.75], [81.75, -73.85], [82.0, -73.75], [82.25, -73.85], [82.5, -73.75], [82.75, -73.85], [83.0, -73.75], [83.25, -73.85], [83.5, -73.75], [83.75, -73.85], [84.0, -73.75], [84.53, -73.97], [84.68, -74.32], [85.03, -74.47], [85.18, -74.82], [85.25, -74.85], [85.5, -74.75], [85.75, -74.85], [86.0, -74.75], [86.53, -74.97], [86.75, -75.5], [86.63, -75.8], [86.75, -75.85], [87.0, -75.75], [87.53, -75.97], [87.75, -76.5], [87.65, -76.75], [87.68, -76.82], [88.03, -76.97], [88.25, -77.5], [88.03, -78.03], [87.5, -78.25], [87.25, -78.15], [87.0, -78.25], [86.75, -78.15], [86.5, -78.25], [86.25, -78.15], [86.18, -78.18], [86.03, -78.53], [85.5, -78.75], [85.25, -78.65], [85.0, -78.75], [84.75, -78.65], [84.5, -78.75], [84.25, -78.65], [84.0, -78.75], [83.75, -78.65], [83.5, -78.75], [83.25, -78.65], [83.0, -78.75], [82.75, -78.65], [82.5, -78.75], [82.25, -78.65], [82.0, -78.75], [81.75, -78.65], [81.5, -78.75], [81.25, -78.65], [81.0, -78.75], [80.75, -78.65], [80.5, -78.75], [80.25, -78.65], [80.0, -78.75], [79.75, -78.65], [79.5, -78.75], [79.25, -78.65], [79.0, -78.75], [78.75, -78.65], [78.5, -78.75], [78.25, -78.65], [78.0, -78.75], [77.75, -78.65], [77.5, -78.75], [77.25, -78.65], [77.0, -78.75], [76.75, -78.65], [76.5, -78.75], [76.25, -78.65], [76.0, -78.75], [75.75, -78.65], [75.5, -78.75], [74.97, -78.53], [74.82, -78.18], [74.75, -78.15], [74.5, -78.25], [74.25, -78.15], [74.0, -78.25], [73.75, -78.15], [73.5, -78.25], [73.25, -78.15], [73.0, -78.25], [72.75, -78.15], [72.5, -78.25], [72.25, -78.15], [72.0, -78.25], [71.75, -78.15], [71.5, -78.25], [71.25, -78.15], [71.0, -78.25], [70.75, -78.15], [70.5, -78.25], [70.25, -78.15], [70.0, -78.25], [69.75, -78.15], [69.5, -78.25], [69.25, -78.15], [69.0, -78.25], [68.75, -78.15], [68.5, -78.25], [68.25, -78.15], [68.0, -78.25], [67.75, -78.15], [67.5, -78.25], [67.25, -78.15], [67.0, -78.25], [66.75, -78.15], [66.5, -78.25], [65.97, -78.03], [65.82, -77.68], [65.75, -77.65], [65.5, -77.75], [65.25, -77.65], [65.0, -77.75], [64.75, -77.65], [64.5, -77.75], [64.25, -77.65], [64.0, -77.75], [63.47, -77.53]]]]}, "2010-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[63.47, -77.53], [63.25, -77.0], [63.47, -76.47], [64.0, -76.25], [64.25, -76.35], [64.5, -76.25], [64.75, -76.35], [65.0, -76.25], [65.25, -76.35], [65.32, -76.32], [65.47, -75.97], [66.0, -75.75], [66.25, -75.85], [66.32, -75.82], [66.47, -75.47], [66.82, -75.32], [66.97, -74.97], [67.5, -74.75], [67.75, -74.85], [68.0, -74.75], [68.25, -74.85], [68.5, -74.75], [68.75, -74.85], [68.82, -74.82], [68.97, -74.47], [69.5, -74.25], [69.75, -74.35], [69.82, -74.32], [69.85, -74.25], [69.75, -74.0], [69.97, -73.47], [70.5, -73.25], [70.75, -73.35], [70.82, -73.32], [70.97, -72.97], [71.32, -72.82], [71.47, -72.47], [71.82, -72.32], [71.97, -71.97], [72.5, -71.75], [72.75, -71.85], [73.0, -71.75], [73.53, -71.97], [73.68, -72.32], [73.75, -72.35], [73.88, -72.3], [73.75, -72.0], [73.85, -71.75], [73.75, -71.5], [73.97, -70.97], [74.5, -70.75], [74.75, -70.85], [75.0, -70.75], [75.53, -70.97], [75.68, -71.32], [75.75, -71.35], [76.0, -71.25], [76.25, -71.35], [76.5, -71.25], [76.75, -71.35], [77.0, -71.25], [77.25, -71.35], [77.5, -71.25], [77.75, -71.35], [78.0, -71.25], [78.25, -71.35], [78.5, -71.25], [79.03, -71.47], [79.18, -71.82], [79.53, -71.97], [79.68, -72.32], [79.75, -72.35], [80.0, -72.25], [80.53, -72.47], [80.75, -73.0], [80.63, -73.3], [81.03, -73.47], [81.18, -73.82], [81.25, -73.85], [81.5, -73.75], [81.75, -73.85], [82.0, -73.75], [82.25, -73.85], [82.5, -73.75], [82.75, -73.85], [83.0, -73.75], [83.25, -73.85], [83.5, -73.75], [83.75, -73.85], [84.0, -73.75], [84.53, -73.97], [84.68, -74.32], [85.03, -74.47], [85.18, -74.82], [85.25, -74.85], [85.5, -74.75], [85.75, -74.85], [86.0, -74.75], [86.53, -74.97], [86.75, -75.5], [86.63, -75.8], [86.75, -75.85], [87.0, -75.75], [87.53, -75.97], [87.75, -76.5], [87.65, -76.75], [87.68, -76.82], [88.03, -76.97], [88.25, -77.5], [88.03, -78.03], [87.5, -78.25], [87.25, -78.15], [87.0, -78.25], [86.75, -78.15], [86.5, -78.25], [86.25, -78.15], [86.18, -78.18], [86.03, -78.53], [85.5, -78.75], [85.25, -78.65], [85.0, -78.75], [84.75, -78.65], [84.5, -78.75], [84.25, -78.65], [84.0, -78.75], [83.75, -78.65], [83.5, -78.75], [83.25, -78.65], [83.0, -78.75], [82.75, -78.65], [82.5, -78.75], [82.25, -78.65], [82.0, -78.75], [81.75, -78.65], [81.5, -78.75], [81.25, -78.65], [81.0, -78.75], [80.75, -78.65], [80.5, -78.75], [80.25, -78.65], [80.0, -78.75], [79.75, -78.65], [79.5, -78.75], [79.25, -78.65], [79.0, -78.75], [78.75, -78.65], [78.5, -78.75], [78.25, -78.65], [78.0, -78.75], [77.75, -78.65], [77.5, -78.75], [77.25, -78.65], [77.0, -78.75], [76.75, -78.65], [76.5, -78.75], [76.25, -78.65], [76.0, -78.75], [75.75, -78.65], [75.5, -78.75], [74.97, -78.53], [74.82, -78.18], [74.75, -78.15], [74.5, -78.25], [74.25, -78.15], [74.0, -78.25], [73.75, -78.15], [73.5, -78.25], [73.25, -78.15], [73.0, -78.25], [72.75, -78.15], [72.5, -78.25], [72.25, -78.15], [72.0, -78.25], [71.75, -78.15], [71.5, -78.25], [71.25, -78.15], [71.0, -78.25], [70.75, -78.15], [70.5, -78.25], [70.25, -78.15], [70.0, -78.25], [69.75, -78.15], [69.5, -78.25], [69.25, -78.15], [69.0, -78.25], [68.75, -78.15], [68.5, -78.25], [68.25, -78.15], [68.0, -78.25], [67.75, -78.15], [67.5, -78.25], [67.25, -78.15], [67.0, -78.25], [66.75, -78.15], [66.5, -78.25], [65.97, -78.03], [65.82, -77.68], [65.75, -77.65], [65.5, -77.75], [65.25, -77.65], [65.0, -77.75], [64.75, -77.65], [64.5, -77.75], [64.25, -77.65], [64.0, -77.75], [63.47, -77.53]]]]}, "2010-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[63.47, -77.53], [63.25, -77.0], [63.47, -76.47], [64.0, -76.25], [64.25, -76.35], [64.5, -76.25], [64.75, -76.35], [65.0, -76.25], [65.25, -76.35], [65.32, -76.32], [65.47, -75.97], [66.0, -75.75], [66.25, -75.85], [66.32, -75.82], [66.47, -75.47], [66.82, -75.32], [66.97, -74.97], [67.5, -74.75], [67.75, -74.85], [68.0, -74.75], [68.25, -74.85], [68.5, -74.75], [68.75, -74.85], [68.82, -74.82], [68.97, -74.47], [69.5, -74.25], [69.75, -74.35], [69.82, -74.32], [69.85, -74.25], [69.75, -74.0], [69.97, -73.47], [70.5, -73.25], [70.75, -73.35], [70.82, -73.32], [70.97, -72.97], [71.32, -72.82], [71.47, -72.47], [71.82, -72.32], [71.97, -71.97], [72.5, -71.75], [72.75, -71.85], [73.0, -71.75], [73.53, -71.97], [73.68, -72.32], [73.75, -72.35], [74.0, -72.25], [74.25, -72.35], [74.5, -72.25], [74.75, -72.35], [75.0, -72.25], [75.25, -72.35], [75.5, -72.25], [75.75, -72.35], [76.0, -72.25], [76.53, -72.47], [76.68, -72.82], [76.75, -72.85], [77.0, -72.75], [77.53, -72.97], [77.68, -73.32], [77.75, -73.35], [78.0, -73.25], [78.53, -73.47], [78.68, -73.82], [78.75, -73.85], [79.0, -73.75], [79.53, -73.97], [79.68, -74.32], [79.75, -74.35], [80.0, -74.25], [80.25, -74.35], [80.5, -74.25], [80.75, -74.35], [81.0, -74.25], [81.53, -74.47], [81.68, -74.82], [81.75, -74.85], [82.0, -74.75], [82.25, -74.85], [82.5, -74.75], [82.75, -74.85], [83.0, -74.75], [83.25, -74.85], [83.5, -74.75], [84.03, -74.97], [84.18, -75.32], [84.25, -75.35], [84.5, -75.25], [85.03, -75.47], [85.18, -75.82], [85.25, -75.85], [85.5, -75.75], [85.75, -75.85], [86.0, -75.75], [86.25, -75.85], [86.5, -75.75], [86.75, -75.85], [87.0, -75.75], [87.53, -75.97], [87.75, -76.5], [87.65, -76.75], [87.68, -76.82], [88.03, -76.97], [88.25, -77.5], [88.03, -78.03], [87.5, -78.25], [87.25, -78.15], [87.0, -78.25], [86.75, -78.15], [86.5, -78.25], [86.25, -78.15], [86.18, -78.18], [86.03, -78.53], [85.5, -78.75], [85.25, -78.65], [85.0, -78.75], [84.75, -78.65], [84.5, -78.75], [84.25, -78.65], [84.0, -78.75], [83.75, -78.65], [83.5, -78.75], [83.25, -78.65], [83.0, -78.75], [82.75, -78.65], [82.5, -78.75], [82.25, -78.65], [82.0, -78.75], [81.75, -78.65], [81.5, -78.75], [81.25, -78.65], [81.0, -78.75], [80.75, -78.65], [80.5, -78.75], [80.25, -78.65], [80.0, -78.75], [79.75, -78.65], [79.5, -78.75], [79.25, -78.65], [79.0, -78.75], [78.75, -78.65], [78.5, -78.75], [78.25, -78.65], [78.0, -78.75], [77.75, -78.65], [77.5, -78.75], [77.25, -78.65], [77.0, -78.75], [76.75, -78.65], [76.5, -78.75], [76.25, -78.65], [76.0, -78.75], [75.75, -78.65], [75.5, -78.75], [74.97, -78.53], [74.82, -78.18], [74.75, -78.15], [74.5, -78.25], [74.25, -78.15], [74.0, -78.25], [73.75, -78.15], [73.5, -78.25], [73.25, -78.15], [73.0, -78.25], [72.75, -78.15], [72.5, -78.25], [72.25, -78.15], [72.0, -78.25], [71.75, -78.15], [71.5, -78.25], [71.25, -78.15], [71.0, -78.25], [70.75, -78.15], [70.5, -78.25], [70.25, -78.15], [70.0, -78.25], [69.75, -78.15], [69.5, -78.25], [69.25, -78.15], [69.0, -78.25], [68.75, -78.15], [68.5, -78.25], [68.25, -78.15], [68.0, -78.25], [67.75, -78.15], [67.5, -78.25], [67.25, -78.15], [67.0, -78.25], [66.75, -78.15], [66.5, -78.25], [65.97, -78.03], [65.82, -77.68], [65.75, -77.65], [65.5, -77.75], [65.25, -77.65], [65.0, -77.75], [64.75, -77.65], [64.5, -77.75], [64.25, -77.65], [64.0, -77.75], [63.47, -77.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 10.174300290551656}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 7.02448890230319}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-30.37965107545955, -29.39756136651988, -28.523107515650594, -28.200177579751994]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [-17.777393484017324, -15.70053803675279, -15.757600947958167, -15.58720292442814]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.006740954456363, 6.888421919714026, 7.368237528644841, 7.63286836389164]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.741855642312231, 7.818483148185436, 8.171665980829516, 10.174300290551656]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4300591970399428, 1.6869330186698588, 1.830410010182392, 1.9027501846500277]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5407772063909297, 1.9280902303553098, 2.0051713198055103, 2.49295978424232]}}