{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:18.414449", "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": "2017-Jun-04_to_2017-Jun-06_30.0_6.5"}, "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": 2017060001537}, "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": "June 04 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 06 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 55335.560736933105}, "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": ["South Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Eastern-Africa"]}, "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": []}, "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": 6.5}, "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": 30.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "30.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 27.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 30.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 4.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-06-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[26.75, 6.5], [26.97, 7.03], [27.5, 7.25], [27.75, 7.15], [28.0, 7.25], [28.3, 7.13], [28.47, 7.53], [29.0, 7.75], [29.25, 7.65], [29.5, 7.75], [29.75, 7.65], [30.0, 7.75], [30.53, 7.53], [30.75, 7.0], [30.65, 6.75], [30.75, 6.5], [30.53, 5.97], [30.13, 5.8], [30.18, 5.68], [30.53, 5.53], [30.75, 5.0], [30.53, 4.47], [30.0, 4.25], [29.5, 4.46], [29.0, 4.25], [28.75, 4.35], [28.5, 4.25], [28.25, 4.35], [28.0, 4.25], [27.75, 4.35], [27.5, 4.25], [26.97, 4.47], [26.75, 5.0], [26.97, 5.53], [27.5, 5.75], [26.97, 5.97], [26.75, 6.5]], [[27.75, 5.65], [27.82, 5.68], [27.85, 5.75], [27.82, 5.82], [27.75, 5.85], [27.5, 5.75], [27.75, 5.65]]]]}, "2017-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[26.75, 6.5], [26.97, 7.03], [27.5, 7.25], [27.75, 7.15], [28.0, 7.25], [28.3, 7.13], [28.47, 7.53], [29.0, 7.75], [29.25, 7.65], [29.5, 7.75], [29.75, 7.65], [30.0, 7.75], [30.53, 7.53], [30.75, 7.0], [30.65, 6.75], [30.75, 6.5], [30.53, 5.97], [30.13, 5.8], [30.18, 5.68], [30.53, 5.53], [30.75, 5.0], [30.53, 4.47], [30.0, 4.25], [29.5, 4.46], [29.0, 4.25], [28.75, 4.35], [28.5, 4.25], [28.25, 4.35], [28.0, 4.25], [27.75, 4.35], [27.5, 4.25], [26.97, 4.47], [26.75, 5.0], [26.97, 5.53], [27.5, 5.75], [26.97, 5.97], [26.75, 6.5]], [[27.75, 5.65], [27.82, 5.68], [27.85, 5.75], [27.82, 5.82], [27.75, 5.85], [27.5, 5.75], [27.75, 5.65]]]]}, "2017-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[26.75, 6.5], [26.97, 7.03], [27.5, 7.25], [27.75, 7.15], [28.0, 7.25], [28.3, 7.13], [28.47, 7.53], [29.0, 7.75], [29.25, 7.65], [29.5, 7.75], [29.75, 7.65], [30.0, 7.75], [30.53, 7.53], [30.75, 7.0], [30.65, 6.75], [30.75, 6.5], [30.53, 5.97], [30.13, 5.8], [30.18, 5.68], [30.53, 5.53], [30.75, 5.0], [30.53, 4.47], [30.0, 4.25], [29.5, 4.46], [29.0, 4.25], [28.75, 4.35], [28.5, 4.25], [28.25, 4.35], [28.0, 4.25], [27.75, 4.35], [27.5, 4.25], [26.97, 4.47], [26.75, 5.0], [26.97, 5.53], [27.5, 5.75], [26.97, 5.97], [26.75, 6.5]], [[27.75, 5.65], [27.82, 5.68], [27.85, 5.75], [27.82, 5.82], [27.75, 5.85], [27.5, 5.75], [27.75, 5.65]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.099746128337358}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7132143040799184}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.231726502030313, 27.813204687683765, 27.62548591980891]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.229763914242824, 29.96942646074018, 30.366019351739567]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3601001666684769, 1.9794980473528925, 1.800044698218386]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.927758446847463, 2.9436129675584084, 3.099746128337358]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3999138702708709, 1.9942179134753484, 1.7876494142188466]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6759204906844847, 2.606869651026006, 2.5926792048990963]}}