{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:52:40.145917", "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": "2013-Feb-08_to_2013-Feb-14_137.0_7.5"}, "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": 2013020001519}, "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": "February 08 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 14 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 532468.8847010522}, "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": ["Palau"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Equatorial.Pacific-Ocean", "N.Pacific-Ocean", "S.E.Asia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Oceania"]}, "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": ["North Pacific Ocean", "Philippine 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": 7.5}, "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": 137.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "137.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 128.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 147.25}, "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": 10.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[143.5, 11.25], [144.03, 11.03], [144.25, 10.5], [144.03, 9.97], [143.5, 9.75], [142.97, 9.97], [142.75, 10.5], [142.97, 11.03], [143.5, 11.25]]]]}, "2013-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[141.85, 10.25], [141.75, 10.5], [141.97, 11.03], [142.5, 11.25], [143.0, 11.04], [143.5, 11.25], [144.03, 11.03], [144.18, 10.68], [144.53, 10.53], [144.68, 10.18], [144.75, 10.15], [144.82, 10.18], [144.97, 10.53], [145.5, 10.75], [145.75, 10.65], [146.0, 10.75], [146.25, 10.65], [146.5, 10.75], [147.03, 10.53], [147.18, 10.18], [147.53, 10.03], [147.75, 9.5], [147.65, 9.25], [147.75, 9.0], [147.53, 8.47], [147.18, 8.32], [147.03, 7.97], [146.5, 7.75], [146.25, 7.85], [146.0, 7.75], [145.75, 7.85], [145.5, 7.75], [145.25, 7.85], [145.0, 7.75], [144.75, 7.85], [144.5, 7.75], [144.25, 7.85], [144.18, 7.82], [144.03, 7.47], [143.5, 7.25], [142.97, 7.47], [142.75, 8.0], [142.97, 8.53], [143.32, 8.68], [143.38, 8.8], [143.25, 8.85], [143.0, 8.75], [142.75, 8.85], [142.5, 8.75], [141.97, 8.97], [141.75, 9.5], [141.85, 9.75], [141.75, 10.0], [141.85, 10.25]]]]}, "2013-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[136.47, 8.53], [137.0, 8.75], [137.53, 8.53], [137.68, 8.18], [137.75, 8.15], [138.0, 8.25], [138.25, 8.15], [138.32, 8.18], [138.35, 8.25], [138.25, 8.5], [138.47, 9.03], [138.82, 9.18], [138.97, 9.53], [139.5, 9.75], [140.0, 9.54], [140.5, 9.75], [140.75, 9.65], [141.0, 9.75], [141.25, 9.65], [141.32, 9.68], [141.47, 10.03], [141.82, 10.18], [141.85, 10.25], [141.75, 10.5], [141.97, 11.03], [142.5, 11.25], [143.0, 11.04], [143.5, 11.25], [144.03, 11.03], [144.18, 10.68], [144.53, 10.53], [144.68, 10.18], [144.75, 10.15], [144.82, 10.18], [144.97, 10.53], [145.5, 10.75], [145.75, 10.65], [146.0, 10.75], [146.25, 10.65], [146.5, 10.75], [147.03, 10.53], [147.18, 10.18], [147.53, 10.03], [147.75, 9.5], [147.65, 9.25], [147.75, 9.0], [147.53, 8.47], [147.18, 8.32], [147.15, 8.25], [147.25, 8.0], [147.03, 7.47], [146.68, 7.32], [146.53, 6.97], [146.0, 6.75], [145.75, 6.85], [145.5, 6.75], [145.25, 6.85], [145.0, 6.75], [144.47, 6.97], [144.32, 7.32], [144.25, 7.35], [144.0, 7.25], [143.75, 7.35], [143.5, 7.25], [143.25, 7.35], [143.0, 7.25], [142.75, 7.35], [142.5, 7.25], [142.25, 7.35], [142.0, 7.25], [141.75, 7.35], [141.5, 7.25], [141.25, 7.35], [141.0, 7.25], [140.75, 7.35], [140.68, 7.32], [140.53, 6.97], [140.0, 6.75], [139.75, 6.85], [139.5, 6.75], [139.25, 6.85], [139.0, 6.75], [138.75, 6.85], [138.5, 6.75], [138.25, 6.85], [138.0, 6.75], [137.75, 6.85], [137.5, 6.75], [137.25, 6.85], [137.0, 6.75], [136.47, 6.97], [136.25, 7.5], [136.35, 7.75], [136.25, 8.0], [136.47, 8.53]]]]}, "2013-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.35, 8.75], [128.25, 9.0], [128.35, 9.25], [128.25, 9.5], [128.35, 9.75], [128.25, 10.0], [128.47, 10.53], [129.0, 10.75], [129.25, 10.65], [129.5, 10.75], [130.03, 10.53], [130.18, 10.18], [130.25, 10.15], [130.32, 10.18], [130.47, 10.53], [131.0, 10.75], [131.53, 10.53], [131.75, 10.0], [131.53, 9.47], [131.18, 9.32], [131.13, 9.2], [131.25, 9.15], [131.5, 9.25], [131.75, 9.15], [132.0, 9.25], [132.53, 9.03], [132.68, 8.68], [132.75, 8.65], [133.0, 8.75], [133.25, 8.65], [133.5, 8.75], [133.75, 8.65], [134.0, 8.75], [134.25, 8.65], [134.5, 8.75], [134.75, 8.65], [135.0, 8.75], [135.25, 8.65], [135.5, 8.75], [135.75, 8.65], [136.0, 8.75], [136.25, 8.65], [136.5, 8.75], [136.75, 8.65], [136.82, 8.68], [136.97, 9.03], [137.5, 9.25], [138.03, 9.03], [138.18, 8.68], [138.25, 8.65], [138.32, 8.68], [138.47, 9.03], [138.82, 9.18], [138.97, 9.53], [139.5, 9.75], [140.0, 9.54], [140.5, 9.75], [140.75, 9.65], [141.0, 9.75], [141.25, 9.65], [141.32, 9.68], [141.47, 10.03], [141.82, 10.18], [141.85, 10.25], [141.75, 10.5], [141.97, 11.03], [142.5, 11.25], [143.03, 11.03], [143.18, 10.68], [143.25, 10.65], [143.5, 10.75], [143.75, 10.65], [144.0, 10.75], [144.53, 10.53], [144.68, 10.18], [144.75, 10.15], [144.82, 10.18], [144.97, 10.53], [145.5, 10.75], [145.75, 10.65], [146.0, 10.75], [146.25, 10.65], [146.5, 10.75], [147.03, 10.53], [147.18, 10.18], [147.53, 10.03], [147.75, 9.5], [147.65, 9.25], [147.75, 9.0], [147.53, 8.47], [147.18, 8.32], [147.15, 8.25], [147.25, 8.0], [147.03, 7.47], [146.68, 7.32], [146.53, 6.97], [146.0, 6.75], [145.75, 6.85], [145.5, 6.75], [145.25, 6.85], [145.0, 6.75], [144.47, 6.97], [144.32, 7.32], [144.25, 7.35], [144.0, 7.25], [143.75, 7.35], [143.5, 7.25], [143.25, 7.35], [143.0, 7.25], [142.75, 7.35], [142.5, 7.25], [142.25, 7.35], [142.18, 7.32], [142.03, 6.97], [141.68, 6.82], [141.53, 6.47], [141.0, 6.25], [140.75, 6.35], [140.5, 6.25], [140.25, 6.35], [140.0, 6.25], [139.47, 6.47], [139.32, 6.82], [139.25, 6.85], [139.0, 6.75], [138.75, 6.85], [138.5, 6.75], [138.25, 6.85], [138.18, 6.82], [138.15, 6.75], [138.25, 6.5], [138.03, 5.97], [137.5, 5.75], [137.25, 5.85], [137.0, 5.75], [136.75, 5.85], [136.5, 5.75], [136.25, 5.85], [136.0, 5.75], [135.75, 5.85], [135.5, 5.75], [135.25, 5.85], [135.0, 5.75], [134.75, 5.85], [134.5, 5.75], [134.25, 5.85], [134.0, 5.75], [133.75, 5.85], [133.5, 5.75], [133.25, 5.85], [133.0, 5.75], [132.75, 5.85], [132.5, 5.75], [132.25, 5.85], [132.0, 5.75], [131.47, 5.97], [131.32, 6.32], [131.25, 6.35], [131.0, 6.25], [130.75, 6.35], [130.5, 6.25], [130.25, 6.35], [130.0, 6.25], [129.75, 6.35], [129.68, 6.32], [129.53, 5.97], [129.0, 5.75], [128.47, 5.97], [128.25, 6.5], [128.47, 7.03], [128.82, 7.18], [128.85, 7.25], [128.82, 7.32], [128.47, 7.47], [128.25, 8.0], [128.35, 8.25], [128.25, 8.5], [128.35, 8.75]]]]}, "2013-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.47, 7.03], [128.82, 7.18], [128.85, 7.25], [128.82, 7.32], [128.47, 7.47], [128.25, 8.0], [128.35, 8.25], [128.25, 8.5], [128.35, 8.75], [128.25, 9.0], [128.35, 9.25], [128.25, 9.5], [128.35, 9.75], [128.25, 10.0], [128.47, 10.53], [129.0, 10.75], [129.25, 10.65], [129.5, 10.75], [130.03, 10.53], [130.18, 10.18], [130.25, 10.15], [130.32, 10.18], [130.47, 10.53], [131.0, 10.75], [131.53, 10.53], [131.75, 10.0], [131.53, 9.47], [131.18, 9.32], [131.13, 9.2], [131.25, 9.15], [131.5, 9.25], [131.75, 9.15], [132.0, 9.25], [132.53, 9.03], [132.68, 8.68], [132.75, 8.65], [133.0, 8.75], [133.25, 8.65], [133.5, 8.75], [133.75, 8.65], [134.0, 8.75], [134.25, 8.65], [134.5, 8.75], [134.75, 8.65], [135.0, 8.75], [135.25, 8.65], [135.5, 8.75], [135.75, 8.65], [136.0, 8.75], [136.25, 8.65], [136.5, 8.75], [136.75, 8.65], [136.82, 8.68], [136.97, 9.03], [137.5, 9.25], [138.03, 9.03], [138.18, 8.68], [138.25, 8.65], [138.32, 8.68], [138.47, 9.03], [138.82, 9.18], [138.97, 9.53], [139.5, 9.75], [140.0, 9.54], [140.5, 9.75], [140.75, 9.65], [141.0, 9.75], [141.25, 9.65], [141.32, 9.68], [141.47, 10.03], [141.82, 10.18], [141.85, 10.25], [141.75, 10.5], [141.97, 11.03], [142.5, 11.25], [143.03, 11.03], [143.18, 10.68], [143.25, 10.65], [143.5, 10.75], [143.75, 10.65], [144.0, 10.75], [144.53, 10.53], [144.75, 10.0], [144.65, 9.75], [144.68, 9.68], [145.03, 9.53], [145.18, 9.18], [145.5, 9.04], [146.0, 9.25], [146.53, 9.03], [146.68, 8.68], [147.03, 8.53], [147.25, 8.0], [147.03, 7.47], [146.68, 7.32], [146.53, 6.97], [146.0, 6.75], [145.75, 6.85], [145.5, 6.75], [145.25, 6.85], [145.0, 6.75], [144.47, 6.97], [144.32, 7.32], [144.25, 7.35], [144.0, 7.25], [143.75, 7.35], [143.5, 7.25], [143.25, 7.35], [143.0, 7.25], [142.75, 7.35], [142.5, 7.25], [142.25, 7.35], [142.18, 7.32], [142.03, 6.97], [141.68, 6.82], [141.53, 6.47], [141.0, 6.25], [140.75, 6.35], [140.5, 6.25], [140.25, 6.35], [140.0, 6.25], [139.47, 6.47], [139.32, 6.82], [139.25, 6.85], [139.0, 6.75], [138.75, 6.85], [138.5, 6.75], [138.25, 6.85], [138.18, 6.82], [138.15, 6.75], [138.25, 6.5], [138.03, 5.97], [137.5, 5.75], [137.25, 5.85], [137.0, 5.75], [136.75, 5.85], [136.5, 5.75], [136.25, 5.85], [136.0, 5.75], [135.75, 5.85], [135.5, 5.75], [135.25, 5.85], [135.0, 5.75], [134.75, 5.85], [134.68, 5.82], [134.53, 5.47], [134.0, 5.25], [133.75, 5.35], [133.5, 5.25], [132.97, 5.47], [132.82, 5.82], [132.75, 5.85], [132.5, 5.75], [132.25, 5.85], [132.18, 5.82], [132.03, 5.47], [131.5, 5.25], [131.25, 5.35], [131.0, 5.25], [130.47, 5.47], [130.32, 5.82], [130.25, 5.85], [130.18, 5.82], [130.03, 5.47], [129.5, 5.25], [129.25, 5.35], [129.0, 5.25], [128.47, 5.47], [128.25, 6.0], [128.35, 6.25], [128.25, 6.5], [128.47, 7.03]]]]}, "2013-02-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.47, 7.03], [128.82, 7.18], [128.85, 7.25], [128.82, 7.32], [128.47, 7.47], [128.25, 8.0], [128.35, 8.25], [128.25, 8.5], [128.35, 8.75], [128.25, 9.0], [128.35, 9.25], [128.25, 9.5], [128.35, 9.75], [128.25, 10.0], [128.47, 10.53], [129.0, 10.75], [129.25, 10.65], [129.5, 10.75], [130.03, 10.53], [130.18, 10.18], [130.25, 10.15], [130.32, 10.18], [130.47, 10.53], [131.0, 10.75], [131.53, 10.53], [131.75, 10.0], [131.53, 9.47], [131.18, 9.32], [131.13, 9.2], [131.25, 9.15], [131.5, 9.25], [131.75, 9.15], [132.0, 9.25], [132.53, 9.03], [132.68, 8.68], [132.75, 8.65], [133.0, 8.75], [133.25, 8.65], [133.5, 8.75], [133.75, 8.65], [134.0, 8.75], [134.25, 8.65], [134.5, 8.75], [134.75, 8.65], [135.0, 8.75], [135.25, 8.65], [135.5, 8.75], [135.75, 8.65], [136.0, 8.75], [136.25, 8.65], [136.5, 8.75], [136.75, 8.65], [136.82, 8.68], [136.97, 9.03], [137.5, 9.25], [138.03, 9.03], [138.18, 8.68], [138.25, 8.65], [138.5, 8.75], [139.0, 8.54], [139.5, 8.75], [140.03, 8.53], [140.18, 8.18], [140.25, 8.15], [140.5, 8.25], [140.75, 8.15], [141.0, 8.25], [141.25, 8.15], [141.5, 8.25], [142.03, 8.03], [142.25, 7.5], [142.03, 6.97], [141.68, 6.82], [141.53, 6.47], [141.0, 6.25], [140.75, 6.35], [140.5, 6.25], [140.25, 6.35], [140.0, 6.25], [139.47, 6.47], [139.25, 7.0], [139.35, 7.25], [139.32, 7.32], [139.0, 7.46], [138.68, 7.32], [138.53, 6.97], [138.18, 6.82], [138.15, 6.75], [138.25, 6.5], [138.03, 5.97], [137.5, 5.75], [137.25, 5.85], [137.0, 5.75], [136.75, 5.85], [136.5, 5.75], [136.25, 5.85], [136.0, 5.75], [135.75, 5.85], [135.5, 5.75], [135.25, 5.85], [135.0, 5.75], [134.75, 5.85], [134.68, 5.82], [134.53, 5.47], [134.0, 5.25], [133.75, 5.35], [133.5, 5.25], [132.97, 5.47], [132.82, 5.82], [132.75, 5.85], [132.5, 5.75], [132.25, 5.85], [132.18, 5.82], [132.03, 5.47], [131.5, 5.25], [131.25, 5.35], [131.0, 5.25], [130.47, 5.47], [130.32, 5.82], [130.25, 5.85], [130.18, 5.82], [130.03, 5.47], [129.5, 5.25], [129.25, 5.35], [129.0, 5.25], [128.47, 5.47], [128.25, 6.0], [128.35, 6.25], [128.25, 6.5], [128.47, 7.03]]]]}, "2013-02-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.0, 7.25], [129.25, 7.15], [129.5, 7.25], [129.75, 7.15], [130.0, 7.25], [130.25, 7.15], [130.5, 7.25], [131.03, 7.03], [131.18, 6.68], [131.25, 6.65], [131.5, 6.75], [132.03, 6.53], [132.25, 6.0], [132.03, 5.47], [131.5, 5.25], [131.25, 5.35], [131.0, 5.25], [130.47, 5.47], [130.32, 5.82], [130.25, 5.85], [130.18, 5.82], [130.03, 5.47], [129.5, 5.25], [129.25, 5.35], [129.0, 5.25], [128.47, 5.47], [128.25, 6.0], [128.35, 6.25], [128.25, 6.5], [128.47, 7.03], [129.0, 7.25]]], [[[133.75, 7.15], [134.0, 7.25], [134.25, 7.15], [134.5, 7.25], [135.03, 7.03], [135.25, 6.5], [135.03, 5.97], [134.68, 5.82], [134.53, 5.47], [134.0, 5.25], [133.75, 5.35], [133.5, 5.25], [132.97, 5.47], [132.75, 6.0], [132.85, 6.25], [132.75, 6.5], [132.97, 7.03], [133.5, 7.25], [133.75, 7.15]]], [[[129.0, 8.75], [129.53, 8.53], [129.75, 8.0], [129.53, 7.47], [129.0, 7.25], [128.47, 7.47], [128.25, 8.0], [128.47, 8.53], [129.0, 8.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.1957627843498813}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8446600106724446}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.47558650345178, 27.682197023428216, 27.725291144868834, 27.785631889767558, 27.688928882407595, 27.6413873522485, 27.468427577356408]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.47558650345178, 27.820529664982246, 27.905908975265618, 28.121607610450383, 28.099574240054665, 27.818380067870407, 27.625722426727464]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.6009538096197957, 0.7328197494095544, 0.7693877023821071, 0.9185633125670446, 0.835275119602071, 0.8490254031229308, 0.7368036324033896]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.6009538096197957, 0.8310698630662046, 0.9139860243675457, 1.1957627843498813, 1.1705932330135624, 1.0790118671829418, 0.8888264973879245]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1432232011570687, 1.4372666584761513, 1.4831166856092797, 1.8584439204939887, 1.7155988106651845, 1.8662444255125017, 1.617859173088244]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.1432232011570687, 1.6210574141246747, 1.768120985554655, 2.5790400337622863, 2.461946368716412, 2.4410559733402204, 1.9177911701174282]}}