{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:28.981539", "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-Dec-28_to_2010-Dec-31_82.0_25.5"}, "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": 2010120002721}, "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": "December 28 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 31 2010"}, "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": 55795.40262767085}, "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": ["India"]}, "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": 25.5}, "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": 82.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "82.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 78.75}, "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": 24.25}, "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": {"2010-12-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[78.47, 25.97], [78.25, 26.5], [78.47, 27.03], [79.0, 27.25], 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24.5], [84.03, 23.97], [83.5, 23.75], [83.25, 23.85], [83.0, 23.75], [82.47, 23.97], [82.32, 24.32], [82.25, 24.35], [82.18, 24.32], [82.03, 23.97], [81.5, 23.75], [81.25, 23.85], [81.0, 23.75], [80.47, 23.97], [80.25, 24.5], [80.46, 25.0], [80.32, 25.32], [80.25, 25.35], [80.0, 25.25], [79.47, 25.47], [79.32, 25.82], [79.25, 25.85], [79.0, 25.75], [78.47, 25.97]]]]}, "2010-12-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[78.47, 25.97], [78.25, 26.5], [78.47, 27.03], [79.0, 27.25], [79.25, 27.15], [79.5, 27.25], [80.03, 27.03], [80.18, 26.68], [80.25, 26.65], [80.5, 26.75], [80.75, 26.65], [81.0, 26.75], [81.53, 26.53], [81.68, 26.18], [81.75, 26.15], [81.88, 26.2], [81.75, 26.5], [81.97, 27.03], [82.5, 27.25], [83.03, 27.03], [83.18, 26.68], [83.25, 26.65], [83.5, 26.75], [84.03, 26.53], [84.25, 26.0], [84.03, 25.47], [83.68, 25.32], [83.63, 25.2], [84.03, 25.03], [84.25, 24.5], [84.03, 23.97], [83.5, 23.75], [83.25, 23.85], [83.0, 23.75], [82.47, 23.97], [82.32, 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recorded over entire duration", "value": 4.932942386772311}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.2987765290114583}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [17.36283542190131, 17.730997931859235, 18.754222505924645, 18.912090275138098]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [17.632256217924976, 18.642550609398256, 19.47520196229624, 19.99321551275574]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.666800324026113, 2.7401410655727885, 3.7814949461200937, 3.8044804187409533]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.005494990400962, 3.6131610560836975, 4.8222476101394705, 4.932942386772311]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3664349126017512, 1.450687575670668, 1.9522276393265994, 1.9795722396968523]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4893810041710953, 1.944769114999906, 2.2544372054143835, 2.5756812795666884]}}