{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:05.737823", "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": "2012-Jul-27_to_2012-Jul-31_304.5_6.0"}, "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": 2012070003016}, "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": "July 27 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 31 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 76742.41684404964}, "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": ["Suriname"]}, "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": ["North Atlantic Ocean"]}, "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": 6.0}, "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": 304.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "304.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 301.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 306.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 5.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 8.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-07-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.25, 6.0], [-56.03, 6.53], [-55.5, 6.75], [-55.25, 6.65], [-55.0, 6.75], [-54.75, 6.65], [-54.5, 6.75], [-53.97, 6.53], [-53.75, 6.0], [-53.85, 5.75], [-53.75, 5.5], [-53.97, 4.97], [-54.5, 4.75], [-54.75, 4.85], [-55.0, 4.75], [-55.53, 4.97], [-55.68, 5.32], [-56.03, 5.47], [-56.25, 6.0]]]]}, "2012-07-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.5, 8.25], [-57.25, 8.15], [-57.18, 8.18], [-57.03, 8.53], [-56.5, 8.75], [-56.25, 8.65], [-56.0, 8.75], [-55.75, 8.65], [-55.5, 8.75], [-54.97, 8.53], [-54.8, 8.12], [-54.5, 8.25], [-53.97, 8.03], [-53.75, 7.5], [-53.85, 7.25], [-53.82, 7.18], [-53.47, 7.03], [-53.25, 6.5], [-53.35, 6.25], [-53.25, 6.0], [-53.47, 5.47], [-53.82, 5.32], [-53.97, 4.97], [-54.5, 4.75], [-54.75, 4.85], [-55.0, 4.75], [-55.5, 4.96], [-56.0, 4.75], [-56.53, 4.97], [-56.68, 5.32], [-57.03, 5.47], [-57.25, 6.0], [-57.12, 6.3], [-57.25, 6.35], [-57.5, 6.25], [-57.75, 6.35], [-58.0, 6.25], [-58.53, 6.47], [-58.75, 7.0], [-58.53, 7.53], [-58.18, 7.68], [-58.03, 8.03], [-57.5, 8.25]], [[-55.75, 7.0], [-55.93, 6.57], [-55.68, 6.68], [-55.65, 6.75], [-55.75, 7.0]], [[-55.62, 7.3], [-55.75, 7.35], [-55.87, 7.3], [-55.75, 7.0], [-55.62, 7.3]]]]}, "2012-07-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.5, 8.25], [-57.25, 8.15], [-57.18, 8.18], [-57.03, 8.53], [-56.5, 8.75], [-56.25, 8.65], [-56.0, 8.75], [-55.75, 8.65], [-55.5, 8.75], [-54.97, 8.53], [-54.8, 8.12], [-54.5, 8.25], [-53.97, 8.03], [-53.75, 7.5], [-53.85, 7.25], [-53.82, 7.18], [-53.47, 7.03], [-53.25, 6.5], [-53.35, 6.25], [-53.25, 6.0], [-53.47, 5.47], [-53.82, 5.32], [-53.97, 4.97], [-54.5, 4.75], [-54.75, 4.85], [-55.0, 4.75], [-55.5, 4.96], [-56.0, 4.75], [-56.53, 4.97], [-56.68, 5.32], [-57.03, 5.47], [-57.25, 6.0], [-57.12, 6.3], [-57.25, 6.35], [-57.5, 6.25], [-57.75, 6.35], [-58.0, 6.25], [-58.53, 6.47], [-58.75, 7.0], [-58.53, 7.53], [-58.18, 7.68], [-58.03, 8.03], [-57.5, 8.25]], [[-55.68, 7.18], [-55.62, 7.3], [-55.75, 7.35], [-55.87, 7.3], [-55.82, 7.18], [-55.75, 7.15], [-55.68, 7.18]]]]}, "2012-07-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.5, 8.25], [-57.25, 8.15], [-57.18, 8.18], [-57.03, 8.53], [-56.5, 8.75], [-56.25, 8.65], [-56.0, 8.75], [-55.75, 8.65], [-55.5, 8.75], [-54.97, 8.53], [-54.8, 8.12], [-54.5, 8.25], [-53.97, 8.03], [-53.75, 7.5], [-53.85, 7.25], [-53.82, 7.18], [-53.47, 7.03], [-53.25, 6.5], [-53.35, 6.25], [-53.25, 6.0], [-53.47, 5.47], [-54.0, 5.25], [-54.25, 5.35], [-54.5, 5.25], [-54.75, 5.35], [-55.0, 5.25], [-55.25, 5.35], [-55.32, 5.32], [-55.47, 4.97], [-56.0, 4.75], [-56.53, 4.97], [-56.68, 5.32], [-57.03, 5.47], [-57.25, 6.0], [-57.12, 6.3], [-57.25, 6.35], [-57.5, 6.25], [-57.75, 6.35], [-58.0, 6.25], [-58.53, 6.47], [-58.75, 7.0], [-58.53, 7.53], [-58.18, 7.68], [-58.03, 8.03], [-57.5, 8.25]], [[-55.68, 7.18], [-55.62, 7.3], [-55.75, 7.35], [-55.87, 7.3], [-55.82, 7.18], [-55.75, 7.15], [-55.68, 7.18]]]]}, "2012-07-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.75, 6.5], [-56.53, 7.03], [-56.0, 7.25], [-55.75, 7.15], [-55.5, 7.25], [-55.25, 7.15], [-55.0, 7.25], [-54.47, 7.03], [-54.25, 6.5], [-54.47, 5.97], [-54.82, 5.82], [-54.97, 5.47], [-55.5, 5.25], [-56.03, 5.47], [-56.18, 5.82], [-56.53, 5.97], [-56.75, 6.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.1079822353489703}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.847745275735506}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.18253941446335, 27.311452633909482, 27.374189911902363, 27.473880046529132, 27.382706954718003]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.28186516778021, 27.50398964441365, 27.52434537674327, 27.73258707358724, 27.47733130040052]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8771300220225158, 0.8140206638056695, 0.8582318910283039, 0.8763383656992983, 0.774979248601511]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.0753127878263058, 0.9972443127539918, 1.025270311240206, 1.1079822353489703, 0.8175618294179685]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7213737739872976, 1.5193748009267347, 1.5607301863379488, 1.5585231889788482, 1.427358096959363]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.837658384019642, 1.7489446982326489, 2.02799549266103, 1.8759681285845877, 1.4988814085988467]}}