{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:47.908624", "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-Jun-18_to_2012-Jun-21_78.5_37.5"}, "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": 2012060002778}, "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 18 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 21 2012"}, "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": 141128.76776144354}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.C.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": 37.5}, "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": 78.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "78.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 77.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 83.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 37.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 41.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.25, 38.0], [77.47, 38.53], [78.0, 38.75], [78.53, 38.53], [78.68, 38.18], [79.03, 38.03], [79.25, 37.5], [79.03, 36.97], [78.5, 36.75], [77.97, 36.97], [77.82, 37.32], [77.47, 37.47], [77.25, 38.0]]]]}, "2012-06-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 38.53], [78.0, 38.75], [78.25, 38.65], [78.32, 38.68], [78.35, 38.75], [78.25, 39.0], [78.35, 39.25], [78.32, 39.32], [78.25, 39.35], [78.0, 39.25], [77.47, 39.47], [77.25, 40.0], [77.47, 40.53], [77.82, 40.68], [77.97, 41.03], [78.5, 41.25], [78.75, 41.15], [78.88, 41.2], [78.75, 41.5], [78.97, 42.03], [79.5, 42.25], [80.03, 42.03], [80.18, 41.68], [80.25, 41.65], [80.5, 41.75], [81.03, 41.53], [81.18, 41.18], [81.25, 41.15], [81.32, 41.18], [81.47, 41.53], [82.0, 41.75], [82.53, 41.53], [82.68, 41.18], [83.03, 41.03], [83.25, 40.5], [83.15, 40.25], [83.25, 40.0], [83.13, 39.7], [83.53, 39.53], [83.68, 39.18], [84.03, 39.03], [84.25, 38.5], [84.03, 37.97], [83.5, 37.75], [83.25, 37.85], [83.0, 37.75], [82.75, 37.85], [82.5, 37.75], [82.25, 37.85], [82.0, 37.75], [81.75, 37.85], [81.68, 37.82], [81.53, 37.47], [81.0, 37.25], [80.75, 37.35], [80.5, 37.25], [80.25, 37.35], [80.18, 37.32], [80.03, 36.97], [79.5, 36.75], [79.25, 36.85], [79.0, 36.75], [78.75, 36.85], [78.5, 36.75], [78.25, 36.85], [78.0, 36.75], [77.47, 36.97], [77.25, 37.5], [77.35, 37.75], [77.25, 38.0], [77.47, 38.53]]]]}, "2012-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 38.53], [78.0, 38.75], [78.25, 38.65], [78.32, 38.68], [78.35, 38.75], [78.25, 39.0], [78.35, 39.25], [78.32, 39.32], [78.25, 39.35], [78.0, 39.25], [77.47, 39.47], [77.25, 40.0], [77.47, 40.53], [77.82, 40.68], [77.97, 41.03], [78.5, 41.25], [78.75, 41.15], [78.88, 41.2], [78.75, 41.5], [78.97, 42.03], [79.5, 42.25], [80.03, 42.03], [80.18, 41.68], [80.25, 41.65], [80.5, 41.75], [81.03, 41.53], [81.18, 41.18], [81.25, 41.15], [81.32, 41.18], [81.47, 41.53], [82.0, 41.75], [82.53, 41.53], [82.68, 41.18], [83.03, 41.03], [83.25, 40.5], [83.15, 40.25], [83.25, 40.0], [83.13, 39.7], [83.53, 39.53], [83.68, 39.18], [84.03, 39.03], [84.25, 38.5], [84.03, 37.97], [83.5, 37.75], [83.25, 37.85], [83.0, 37.75], [82.75, 37.85], [82.5, 37.75], [82.25, 37.85], [82.0, 37.75], [81.75, 37.85], [81.68, 37.82], [81.53, 37.47], [81.0, 37.25], [80.75, 37.35], [80.5, 37.25], [80.25, 37.35], [80.18, 37.32], [80.03, 36.97], [79.5, 36.75], [79.25, 36.85], [79.0, 36.75], [78.75, 36.85], [78.5, 36.75], [78.25, 36.85], [78.0, 36.75], [77.47, 36.97], [77.25, 37.5], [77.35, 37.75], [77.25, 38.0], [77.47, 38.53]]]]}, "2012-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 38.53], [78.0, 38.75], [78.25, 38.65], [78.32, 38.68], [78.35, 38.75], [78.25, 39.0], [78.35, 39.25], [78.32, 39.32], [78.25, 39.35], [78.0, 39.25], [77.47, 39.47], [77.25, 40.0], [77.47, 40.53], [77.82, 40.68], [77.97, 41.03], [78.5, 41.25], [78.75, 41.15], [78.88, 41.2], [78.75, 41.5], [78.97, 42.03], [79.5, 42.25], [80.03, 42.03], [80.18, 41.68], [80.25, 41.65], [80.5, 41.75], [81.03, 41.53], [81.18, 41.18], [81.25, 41.15], [81.32, 41.18], [81.47, 41.53], [82.0, 41.75], [82.53, 41.53], [82.68, 41.18], [83.03, 41.03], [83.25, 40.5], [83.15, 40.25], [83.25, 40.0], [83.13, 39.7], [83.53, 39.53], [83.68, 39.18], [84.03, 39.03], [84.25, 38.5], [84.03, 37.97], [83.5, 37.75], [83.25, 37.85], [83.0, 37.75], [82.75, 37.85], [82.5, 37.75], [82.25, 37.85], [82.0, 37.75], [81.75, 37.85], [81.68, 37.82], [81.53, 37.47], [81.0, 37.25], [80.75, 37.35], [80.5, 37.25], [80.25, 37.35], [80.18, 37.32], [80.03, 36.97], [79.5, 36.75], [79.25, 36.85], [79.0, 36.75], [78.75, 36.85], [78.5, 36.75], [78.25, 36.85], [78.0, 36.75], [77.47, 36.97], [77.25, 37.5], [77.35, 37.75], [77.25, 38.0], [77.47, 38.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.50678563250176}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.30740776999843}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.377727743784476, 30.14389384545524, 30.647199267173505, 30.740769029862975]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.082291172067073, 31.899445511843112, 32.671750634184605, 32.969365797421744]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.7989272504456153, 4.127450079731133, 4.439281664325992, 4.372728193719618]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.874564758611996, 5.055489787027341, 5.50678563250176, 5.469906204019367]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1699271113639242, 1.370077541469881, 1.4677097223367592, 1.4266750464061522]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.1770176113414816, 1.8705984536860574, 1.7516265173275243, 1.7192706263305895]}}