{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:55.236214", "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-03_to_2010-Oct-08_39.0_17.5"}, "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": 2010100001530}, "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 03 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 08 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 55736.176923006264}, "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": ["Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Peninsula", "Sahara"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": ["Red 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": 17.5}, "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": 39.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "39.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 38.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 41.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 17.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 19.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-10-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.5, 18.75], [39.03, 18.53], [39.25, 18.0], [39.03, 17.47], [38.5, 17.25], [37.97, 17.47], [37.75, 18.0], [37.97, 18.53], [38.5, 18.75]]]]}, "2010-10-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.97, 19.03], [38.32, 19.18], [38.47, 19.53], [39.0, 19.75], [39.25, 19.65], [39.5, 19.75], [39.75, 19.65], [40.0, 19.75], [40.25, 19.65], [40.5, 19.75], [40.75, 19.65], [41.0, 19.75], [41.53, 19.53], [41.75, 19.0], [41.65, 18.75], [41.75, 18.5], [41.53, 17.97], [41.0, 17.75], [40.47, 17.97], [40.32, 18.32], [40.25, 18.35], [40.18, 18.32], [40.03, 17.97], [39.68, 17.82], [39.65, 17.75], [39.75, 17.5], [39.53, 16.97], [39.0, 16.75], [38.47, 16.97], [38.32, 17.32], [37.97, 17.47], [37.75, 18.0], [37.85, 18.25], [37.75, 18.5], [37.97, 19.03]]]]}, "2010-10-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.97, 19.03], [38.32, 19.18], [38.47, 19.53], [39.0, 19.75], [39.25, 19.65], [39.5, 19.75], [39.75, 19.65], [40.0, 19.75], [40.25, 19.65], [40.5, 19.75], [40.75, 19.65], [41.0, 19.75], [41.53, 19.53], [41.75, 19.0], [41.65, 18.75], [41.75, 18.5], [41.65, 18.25], [41.75, 18.0], [41.53, 17.47], [41.0, 17.25], [40.75, 17.35], [40.5, 17.25], [40.25, 17.35], [40.18, 17.32], [40.03, 16.97], [39.5, 16.75], [39.25, 16.85], [39.0, 16.75], [38.47, 16.97], [38.32, 17.32], [37.97, 17.47], [37.75, 18.0], [37.85, 18.25], [37.75, 18.5], [37.97, 19.03]]]]}, "2010-10-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.97, 19.03], [38.32, 19.18], [38.47, 19.53], [39.0, 19.75], [39.25, 19.65], [39.5, 19.75], [39.75, 19.65], [40.0, 19.75], [40.25, 19.65], [40.5, 19.75], [40.75, 19.65], [41.0, 19.75], [41.53, 19.53], [41.75, 19.0], [41.65, 18.75], [41.75, 18.5], [41.65, 18.25], [41.75, 18.0], [41.53, 17.47], [41.0, 17.25], [40.75, 17.35], [40.5, 17.25], [40.25, 17.35], [40.18, 17.32], [40.03, 16.97], [39.5, 16.75], [39.25, 16.85], [39.0, 16.75], [38.47, 16.97], [38.32, 17.32], [37.97, 17.47], [37.75, 18.0], [37.85, 18.25], [37.75, 18.5], [37.97, 19.03]]]]}, "2010-10-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.47, 19.03], [39.0, 19.25], [39.25, 19.15], [39.5, 19.25], [39.75, 19.15], [40.0, 19.25], [40.25, 19.15], [40.5, 19.25], [41.03, 19.03], [41.18, 18.68], [41.53, 18.53], [41.75, 18.0], [41.53, 17.47], [41.0, 17.25], [40.75, 17.35], [40.5, 17.25], [40.25, 17.35], [40.18, 17.32], [40.03, 16.97], [39.5, 16.75], [39.25, 16.85], [39.0, 16.75], [38.47, 16.97], [38.25, 17.5], [38.46, 18.0], [38.25, 18.5], [38.47, 19.03]]]]}, "2010-10-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.0, 18.25], [39.53, 18.03], [39.75, 17.5], [39.53, 16.97], [39.0, 16.75], [38.47, 16.97], [38.25, 17.5], [38.47, 18.03], [39.0, 18.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7742343970411412}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8785519058143612}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [32.429919060744965, 31.707349293408527, 31.614099899427117, 31.53422386602682, 31.284017310192667, 31.823774010492684]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [32.429919060744965, 33.10713239046407, 32.535688365557746, 32.38435132600034, 31.66345382449913, 31.823774010492684]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.058817221754623, 0.9949025960155163, 0.9278280508734066, 0.8761906558399346, 0.6414616402191768, 0.781597956804319]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.058817221754623, 1.7742343970411412, 1.4295688403887539, 1.1484067389247343, 0.7094924689594109, 0.781597956804319]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.484909707910363, 1.9473399170610444, 1.9154781821184867, 1.8731299815756486, 1.398396558848721, 1.668195925559251]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.484909707910363, 2.61884090624934, 2.6787106073123566, 2.144405385929967, 1.5657656308827188, 1.668195925559251]}}