{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:22.764299", "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-Mar-29_to_2010-Apr-03_141.0_-6.0"}, "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": 2010030002356}, "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": "March 29 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 03 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 70670.9181102618}, "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": ["Indonesia", "Papua New Guinea"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": -6.0}, "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": 141.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "141.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 139.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 143.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -5.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-03-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[139.47, -5.47], [139.82, -5.32], [139.97, -4.97], [140.5, -4.75], [140.75, -4.85], [141.0, -4.75], [141.53, -4.97], [141.68, -5.32], [141.75, -5.35], [142.0, -5.25], [142.25, -5.35], [142.5, -5.25], [143.03, -5.47], [143.2, -5.87], [143.5, -5.75], [144.03, -5.97], [144.25, -6.5], [144.03, -7.03], [143.5, -7.25], [143.0, -7.04], [142.5, -7.25], [142.0, -7.04], [141.68, -7.18], [141.53, -7.53], [141.0, -7.75], [140.47, -7.53], [140.32, -7.18], [140.25, -7.15], [140.0, -7.25], [139.47, -7.03], [139.25, -6.5], [139.35, -6.25], [139.25, -6.0], [139.47, -5.47]]]]}, "2010-03-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[138.75, -5.5], [138.97, -4.97], [139.5, -4.75], [139.75, -4.85], [140.0, -4.75], [140.25, -4.85], [140.5, -4.75], [140.75, -4.85], [141.0, -4.75], [141.25, -4.85], [141.5, -4.75], [142.03, -4.97], [142.18, -5.32], [142.25, -5.35], [142.5, -5.25], [143.03, -5.47], [143.18, -5.82], [143.25, -5.85], [143.5, -5.75], [144.03, -5.97], [144.25, -6.5], [144.15, -6.75], [144.25, -7.0], [144.03, -7.53], [143.5, -7.75], [143.25, -7.65], [143.0, -7.75], [142.75, -7.65], [142.5, -7.75], [141.97, -7.53], [141.82, -7.18], [141.75, -7.15], [141.68, -7.18], [141.53, -7.53], [141.0, -7.75], [140.47, -7.53], [140.32, -7.18], [140.25, -7.15], [140.0, -7.25], [139.47, -7.03], [139.25, -6.5], [139.35, -6.25], [139.32, -6.18], [138.97, -6.03], [138.75, -5.5]]]]}, "2010-03-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[138.75, -5.5], [138.97, -4.97], [139.5, -4.75], [139.75, -4.85], [140.0, -4.75], [140.25, -4.85], [140.5, -4.75], [140.75, -4.85], [141.0, -4.75], [141.25, -4.85], [141.5, -4.75], [142.03, -4.97], [142.18, -5.32], [142.25, -5.35], [142.5, -5.25], [143.03, -5.47], [143.18, -5.82], [143.25, -5.85], [143.5, -5.75], [144.03, -5.97], [144.25, -6.5], [144.15, -6.75], [144.25, -7.0], [144.03, -7.53], [143.5, -7.75], [143.25, -7.65], [143.0, -7.75], [142.75, -7.65], [142.5, -7.75], [141.97, -7.53], [141.82, -7.18], [141.75, -7.15], [141.68, -7.18], [141.53, -7.53], [141.0, -7.75], 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[[[[139.75, -5.5], [139.97, -4.97], [140.5, -4.75], [140.75, -4.85], [141.0, -4.75], [141.53, -4.97], [141.75, -5.5], [141.65, -5.75], [141.75, -6.0], [141.53, -6.53], [141.0, -6.75], [140.47, -6.53], [140.32, -6.18], [139.97, -6.03], [139.75, -5.5]]]]}, "2010-04-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[139.75, -5.5], [139.97, -4.97], [140.5, -4.75], [141.03, -4.97], [141.18, -5.32], [141.53, -5.47], [141.75, -6.0], [141.53, -6.53], [141.0, -6.75], [140.47, -6.53], [140.32, -6.18], [139.97, -6.03], [139.75, -5.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.256306968854176}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.60856151102834}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.14809868753997, 27.267901807281987, 27.35107161440044, 27.048359417347456, 27.450679424492307, 27.881734226085882]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.219774030800693, 28.84513862581963, 28.567852269337948, 28.48226446447319, 27.710312005324, 28.318418916452117]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4212777209993723, 1.741170216642981, 1.815374935771751, 1.4075820672820043, 1.291405905705157, 1.5953632825761304]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7023519990149794, 2.256306968854176, 2.1204835306280074, 2.0224064160074704, 1.3629954104087005, 1.826135624900303]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7134449424737401, 2.0723256704774307, 2.1722963383470515, 1.6666872170088307, 1.4243700494236362, 1.7525797847020388]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9893474243857474, 2.554410066616626, 2.6366813242116276, 2.253911469228579, 1.5238167957637971, 1.9660897723631054]}}