{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:47:59.656040", "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": "2011-Jul-05_to_2011-Jul-11_95.5_24.5"}, "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": 2011070002012}, "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 05 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 11 2011"}, "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": 148941.28793822747}, "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": ["China", "India", "Myanmar"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Asia"]}, "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": 24.5}, "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": 95.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "95.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 93.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 99.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 21.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 26.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[98.5, 22.75], [99.03, 22.53], [99.25, 22.0], [99.03, 21.47], [98.5, 21.25], [97.97, 21.47], [97.75, 22.0], [97.97, 22.53], [98.5, 22.75]]]]}, "2011-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.97, 21.47], [97.75, 22.0], [97.97, 22.53], [98.5, 22.75], [99.03, 22.53], [99.25, 22.0], [99.03, 21.47], [98.5, 21.25], [97.97, 21.47]]], [[[94.75, 24.5], [94.97, 25.03], [95.5, 25.25], [95.75, 25.15], [96.0, 25.25], [96.53, 25.03], [96.75, 24.5], [96.53, 23.97], [96.0, 23.75], [95.75, 23.85], [95.5, 23.75], [94.97, 23.97], [94.75, 24.5]]]]}, "2011-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.97, 21.47], [97.75, 22.0], [97.97, 22.53], [98.5, 22.75], [99.03, 22.53], [99.25, 22.0], [99.03, 21.47], [98.5, 21.25], [97.97, 21.47]]], [[[93.97, 25.03], [94.5, 25.25], [94.75, 25.15], [95.0, 25.25], [95.25, 25.15], [95.5, 25.25], [95.75, 25.15], [96.0, 25.25], [96.53, 25.03], [96.75, 24.5], [96.53, 23.97], [96.0, 23.75], [95.75, 23.85], [95.68, 23.82], [95.65, 23.75], [95.75, 23.5], [95.53, 22.97], [95.0, 22.75], [94.75, 22.85], [94.5, 22.75], [94.25, 22.85], [94.0, 22.75], [93.47, 22.97], [93.25, 23.5], [93.47, 24.03], [93.82, 24.18], [93.85, 24.25], [93.75, 24.5], [93.97, 25.03]]]]}, "2011-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.25, 23.5], [97.47, 24.03], [98.0, 24.25], [98.53, 24.03], [98.75, 23.5], [98.57, 23.07], [99.0, 23.25], [99.53, 23.03], [99.75, 22.5], [99.53, 21.97], [99.0, 21.75], [98.47, 21.97], [98.25, 22.5], [98.43, 22.93], [98.0, 22.75], [97.47, 22.97], [97.25, 23.5]]], [[[93.25, 23.5], [93.47, 24.03], [93.82, 24.18], [93.85, 24.25], [93.75, 24.5], [93.97, 25.03], [94.5, 25.25], [94.75, 25.15], [95.0, 25.25], [95.25, 25.15], [95.5, 25.25], [95.75, 25.15], [96.0, 25.25], [96.53, 25.03], [96.75, 24.5], [96.65, 24.25], [96.75, 24.0], [96.53, 23.47], [96.0, 23.25], [95.75, 23.35], [95.68, 23.32], [95.65, 23.25], [95.75, 23.0], [95.53, 22.47], [95.18, 22.32], [95.03, 21.97], [94.5, 21.75], [94.25, 21.85], [94.0, 21.75], [93.47, 21.97], [93.25, 22.5], [93.35, 22.75], [93.25, 23.0], [93.35, 23.25], [93.25, 23.5]]]]}, "2011-07-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.35, 23.25], [93.25, 23.5], [93.35, 23.75], [93.25, 24.0], [93.47, 24.53], [93.82, 24.68], [93.85, 24.75], [93.75, 25.0], [93.97, 25.53], [94.5, 25.75], [94.75, 25.65], [94.82, 25.68], [94.85, 25.75], [94.75, 26.0], [94.97, 26.53], [95.32, 26.68], [95.47, 27.03], [96.0, 27.25], [96.25, 27.15], [96.5, 27.25], [96.75, 27.15], [97.0, 27.25], [97.25, 27.15], [97.5, 27.25], [97.75, 27.15], [98.0, 27.25], [98.53, 27.03], [98.75, 26.5], [98.65, 26.25], [98.68, 26.18], [99.03, 26.03], [99.25, 25.5], [99.15, 25.25], [99.2, 25.13], [99.5, 25.25], [100.03, 25.03], [100.25, 24.5], [100.03, 23.97], [99.68, 23.82], [99.65, 23.75], [99.68, 23.68], [100.03, 23.53], [100.25, 23.0], [100.15, 22.75], [100.25, 22.5], [100.03, 21.97], [99.5, 21.75], [99.25, 21.85], [99.0, 21.75], [98.47, 21.97], [98.25, 22.5], [98.43, 22.93], [98.0, 22.75], [97.47, 22.97], [97.25, 23.5], [97.46, 24.0], [97.3, 24.38], [97.0, 24.25], [96.75, 24.35], [96.68, 24.32], [96.65, 24.25], [96.75, 24.0], [96.53, 23.47], [96.0, 23.25], [95.75, 23.35], [95.68, 23.32], [95.65, 23.25], [95.75, 23.0], [95.53, 22.47], [95.18, 22.32], [95.03, 21.97], [94.5, 21.75], [94.25, 21.85], [94.0, 21.75], [93.47, 21.97], [93.25, 22.5], [93.35, 22.75], [93.25, 23.0], [93.35, 23.25]]]]}, "2011-07-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.35, 23.25], [93.25, 23.5], [93.35, 23.75], [93.25, 24.0], [93.47, 24.53], [93.82, 24.68], [93.85, 24.75], [93.75, 25.0], [93.97, 25.53], [94.5, 25.75], [94.75, 25.65], [94.82, 25.68], [94.85, 25.75], [94.75, 26.0], [94.97, 26.53], [95.32, 26.68], [95.47, 27.03], [96.0, 27.25], [96.25, 27.15], [96.5, 27.25], [96.75, 27.15], [97.0, 27.25], [97.25, 27.15], [97.5, 27.25], [97.75, 27.15], [98.0, 27.25], [98.53, 27.03], [98.75, 26.5], [98.65, 26.25], [98.68, 26.18], [99.03, 26.03], [99.25, 25.5], [99.15, 25.25], [99.2, 25.13], [99.5, 25.25], [100.03, 25.03], [100.25, 24.5], [100.03, 23.97], [99.68, 23.82], [99.65, 23.75], [99.68, 23.68], [100.03, 23.53], [100.25, 23.0], [100.15, 22.75], [100.25, 22.5], [100.03, 21.97], [99.5, 21.75], [99.25, 21.85], [99.0, 21.75], [98.47, 21.97], [98.25, 22.5], [98.43, 22.93], [98.0, 22.75], [97.47, 22.97], [97.25, 23.5], [97.46, 24.0], [97.3, 24.38], [97.0, 24.25], [96.75, 24.35], [96.68, 24.32], [96.65, 24.25], [96.75, 24.0], [96.53, 23.47], [96.0, 23.25], [95.75, 23.35], [95.68, 23.32], [95.65, 23.25], [95.75, 23.0], [95.53, 22.47], [95.18, 22.32], [95.03, 21.97], [94.5, 21.75], [94.25, 21.85], [94.0, 21.75], [93.47, 21.97], [93.25, 22.5], [93.35, 22.75], [93.25, 23.0], [93.35, 23.25]]]]}, "2011-07-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.97, 25.53], [94.5, 25.75], [94.75, 25.65], [94.82, 25.68], [94.85, 25.75], [94.75, 26.0], [94.97, 26.53], [95.32, 26.68], [95.47, 27.03], [96.0, 27.25], [96.25, 27.15], [96.5, 27.25], [96.75, 27.15], [97.0, 27.25], [97.25, 27.15], [97.5, 27.25], [97.75, 27.15], [98.0, 27.25], [98.53, 27.03], [98.75, 26.5], [98.65, 26.25], [98.68, 26.18], [99.03, 26.03], [99.25, 25.5], [99.15, 25.25], [99.2, 25.13], [99.5, 25.25], [100.03, 25.03], [100.25, 24.5], [100.03, 23.97], [99.68, 23.82], [99.65, 23.75], [99.68, 23.68], [100.03, 23.53], [100.25, 23.0], [100.15, 22.75], [100.25, 22.5], [100.03, 21.97], [99.5, 21.75], [98.97, 21.97], [98.75, 22.5], [98.85, 22.75], [98.82, 22.82], [98.47, 22.97], [98.32, 23.32], [97.97, 23.47], [97.82, 23.82], [97.47, 23.97], [97.3, 24.38], [97.0, 24.25], [96.75, 24.35], [96.5, 24.25], [96.25, 24.35], [96.0, 24.25], [95.5, 24.46], [95.0, 24.25], [94.75, 24.35], [94.63, 24.3], [94.75, 24.0], [94.53, 23.47], [94.0, 23.25], [93.47, 23.47], [93.25, 24.0], [93.47, 24.53], [93.88, 24.7], [93.75, 25.0], [93.97, 25.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.264428850940817}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.0988184100546086}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.79473618944786, 27.87709249719859, 28.91178267887301, 28.739035400749117, 27.072190907778804, 27.337469396768483, 25.785061062123475]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.79473618944786, 28.948864660423624, 30.496238175669816, 30.749944594667, 31.516719226942826, 31.426076128638556, 29.98953225958593]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1320365236056773, 1.4899567001842229, 1.707133674685855, 1.8376725970544026, 2.1684462243302587, 2.4036956487481262, 1.8616588879768035]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1320365236056773, 1.596675347379005, 2.020435290733701, 2.335394164798174, 3.0885419542622117, 3.264428850940817, 2.918060235589394]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.259623916877295, 1.5079639777047624, 1.5762376827902425, 1.6444778309927819, 1.8867204060315739, 2.033038854573733, 1.5938471403681038]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.259623916877295, 1.5269868045659987, 1.8505785887873452, 2.012312764671056, 2.5237870782783633, 2.681425430133566, 2.2330106547762893]}}