{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:33.610132", "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-Sep-16_to_2013-Sep-19_94.5_27.5"}, "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": 2013090002288}, "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": "September 16 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 19 2013"}, "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": 68689.7325703623}, "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": ["Bhutan", "India"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Asia", "Tibetan-Plateau"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 27.5}, "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": 94.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "94.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 89.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 96.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 26.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 29.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-09-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[89.5, 27.25], [90.03, 27.03], [90.25, 26.5], [90.03, 25.97], [89.5, 25.75], [88.97, 25.97], [88.75, 26.5], [88.97, 27.03], [89.5, 27.25]]]]}, "2013-09-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[88.97, 27.53], [89.5, 27.75], [89.75, 27.65], [90.0, 27.75], [90.25, 27.65], [90.5, 27.75], [90.75, 27.65], [91.0, 27.75], [91.25, 27.65], [91.5, 27.75], [91.75, 27.65], [92.0, 27.75], [92.25, 27.65], [92.5, 27.75], [93.0, 27.54], [93.32, 27.68], [93.47, 28.03], [93.82, 28.18], [93.97, 28.53], [94.32, 28.68], [94.35, 28.75], [94.25, 29.0], [94.47, 29.53], [95.0, 29.75], [95.53, 29.53], [95.75, 29.0], [95.65, 28.75], [95.68, 28.68], [95.75, 28.65], [96.0, 28.75], [96.53, 28.53], [96.75, 28.0], [96.65, 27.75], [96.75, 27.5], [96.53, 26.97], [96.0, 26.75], [95.75, 26.85], [95.5, 26.75], [95.0, 26.96], [94.68, 26.82], [94.53, 26.47], [94.0, 26.25], [93.75, 26.35], [93.68, 26.32], [93.53, 25.97], [93.0, 25.75], [92.47, 25.97], [92.32, 26.32], [92.25, 26.35], [92.18, 26.32], [92.03, 25.97], [91.5, 25.75], [91.25, 25.85], [91.0, 25.75], [90.75, 25.85], [90.5, 25.75], [90.25, 25.85], [90.0, 25.75], [89.75, 25.85], [89.5, 25.75], [88.97, 25.97], [88.75, 26.5], [88.85, 26.75], [88.75, 27.0], [88.97, 27.53]]]]}, "2013-09-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[88.97, 27.53], [89.5, 27.75], [89.75, 27.65], [90.0, 27.75], [90.25, 27.65], [90.5, 27.75], [90.75, 27.65], [91.0, 27.75], [91.25, 27.65], [91.5, 27.75], [91.75, 27.65], [92.0, 27.75], [92.25, 27.65], [92.5, 27.75], [93.0, 27.54], [93.32, 27.68], [93.47, 28.03], [93.82, 28.18], [93.97, 28.53], [94.32, 28.68], [94.35, 28.75], [94.25, 29.0], [94.47, 29.53], [95.0, 29.75], [95.53, 29.53], [95.75, 29.0], [95.65, 28.75], [95.68, 28.68], [95.75, 28.65], [96.0, 28.75], [96.53, 28.53], [96.75, 28.0], [96.65, 27.75], [96.75, 27.5], [96.53, 26.97], [96.0, 26.75], [95.75, 26.85], [95.5, 26.75], [95.0, 26.96], [94.68, 26.82], [94.53, 26.47], [94.0, 26.25], [93.75, 26.35], [93.68, 26.32], [93.53, 25.97], [93.0, 25.75], [92.47, 25.97], [92.32, 26.32], 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"anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.2778208693576403, 1.977070330563588, 2.2282583392959303, 2.5399200616396604]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.2778208693576403, 2.9464897038647564, 3.154224141881457, 4.05138263887045]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6394120654633633, 1.5423613481732803, 1.7012407399195362, 1.8947303086655634]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6394120654633633, 1.7951499924825272, 2.096127073337907, 2.4384688287916108]}}