{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:52:53.619375", "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-Mar-09_to_2013-Mar-14_109.5_1.0"}, "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": 2013030001572}, "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 09 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 14 2013"}, "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": 61803.669301478636}, "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", "Malaysia"]}, "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": ["South China Sea"]}, "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": 1.0}, "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": 109.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "109.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 108.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 112.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -0.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 2.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-03-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.82, 1.18], [109.97, 1.53], [110.32, 1.68], [110.47, 2.03], [110.82, 2.18], [110.85, 2.25], [110.75, 2.5], [110.97, 3.03], [111.5, 3.25], [111.75, 3.15], [112.0, 3.25], [112.53, 3.03], [112.75, 2.5], [112.65, 2.25], [112.75, 2.0], [112.65, 1.75], [112.75, 1.5], [112.53, 0.97], [112.18, 0.82], [112.03, 0.47], [111.68, 0.32], [111.53, -0.03], [111.0, -0.25], [110.75, -0.15], [110.5, -0.25], [110.25, -0.15], [110.18, -0.18], [110.03, -0.53], [109.5, -0.75], [108.97, -0.53], [108.75, 0.0], [108.97, 0.53], [109.32, 0.68], [109.47, 1.03], [109.82, 1.18]]]]}, "2013-03-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.97, 1.03], [109.5, 1.25], [109.75, 1.15], [109.82, 1.18], [109.97, 1.53], [110.32, 1.68], [110.47, 2.03], [110.82, 2.18], [110.85, 2.25], [110.75, 2.5], [110.97, 3.03], [111.5, 3.25], [111.75, 3.15], [112.0, 3.25], [112.53, 3.03], [112.75, 2.5], [112.65, 2.25], [112.75, 2.0], [112.65, 1.75], [112.75, 1.5], [112.53, 0.97], [112.18, 0.82], [112.03, 0.47], [111.68, 0.32], [111.53, -0.03], [111.0, -0.25], [110.75, -0.15], [110.5, -0.25], [110.25, -0.15], [110.18, -0.18], [110.03, -0.53], [109.5, -0.75], [108.97, -0.53], [108.75, 0.0], [108.85, 0.25], [108.75, 0.5], [108.97, 1.03]]]]}, "2013-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.47, 1.53], [109.0, 1.75], [109.25, 1.65], [109.5, 1.75], [110.0, 1.54], [110.32, 1.68], [110.47, 2.03], [110.82, 2.18], [110.85, 2.25], [110.75, 2.5], [110.97, 3.03], [111.5, 3.25], [111.75, 3.15], [112.0, 3.25], [112.53, 3.03], [112.75, 2.5], [112.65, 2.25], [112.75, 2.0], [112.65, 1.75], [112.75, 1.5], [112.53, 0.97], [112.18, 0.82], [112.03, 0.47], [111.68, 0.32], [111.53, -0.03], [111.0, -0.25], [110.75, -0.15], [110.5, -0.25], [110.25, -0.15], [110.18, -0.18], [110.03, -0.53], [109.5, -0.75], [108.97, -0.53], [108.82, -0.18], [108.47, -0.03], [108.25, 0.5], [108.35, 0.75], [108.25, 1.0], [108.47, 1.53]]]]}, "2013-03-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.25, 1.5], [108.47, 2.03], [109.0, 2.25], [109.25, 2.15], [109.5, 2.25], [110.03, 2.03], [110.25, 1.5], [110.15, 1.25], [110.25, 1.0], [110.15, 0.75], [110.25, 0.5], [110.15, 0.25], [110.25, 0.0], [110.03, -0.53], [109.5, -0.75], [108.97, -0.53], [108.82, -0.18], [108.47, -0.03], [108.25, 0.5], [108.35, 0.75], [108.25, 1.0], [108.35, 1.25], [108.25, 1.5]]], [[[112.53, 3.03], [112.75, 2.5], [112.53, 1.97], [112.18, 1.82], [112.03, 1.47], [111.5, 1.25], [110.97, 1.47], [110.75, 2.0], [110.97, 2.53], [111.32, 2.68], [111.47, 3.03], [112.0, 3.25], [112.53, 3.03]]]]}, "2013-03-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.35, 1.25], [108.25, 1.5], [108.47, 2.03], [109.0, 2.25], [109.25, 2.15], [109.5, 2.25], [110.03, 2.03], [110.25, 1.5], [110.15, 1.25], [110.25, 1.0], [110.03, 0.47], [109.68, 0.32], [109.53, -0.03], [109.0, -0.25], [108.47, -0.03], [108.25, 0.5], [108.35, 0.75], [108.25, 1.0], [108.35, 1.25]]]]}, "2013-03-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.35, 1.25], [108.25, 1.5], [108.47, 2.03], [109.0, 2.25], [109.25, 2.15], [109.5, 2.25], [110.03, 2.03], [110.25, 1.5], [110.15, 1.25], [110.25, 1.0], [110.03, 0.47], [109.68, 0.32], [109.53, -0.03], [109.0, -0.25], [108.47, -0.03], [108.25, 0.5], [108.35, 0.75], [108.25, 1.0], [108.35, 1.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.8172455082975034}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.235625844644415}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.448320416765966, 27.4239535860782, 27.38478146292556, 27.358161949521104, 27.458664681231767, 27.59680818932776]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.13044331614691, 28.160447822127082, 28.400714083569596, 27.90506420089423, 28.115249218489396, 28.057005177469023]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2082850002344685, 1.241838484127633, 1.2524503297327227, 1.1323909654702788, 1.2594968422176407, 1.394925929164924]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4358504446313418, 1.4206954745268376, 1.5411279306449046, 1.2777409273145963, 1.549921022996159, 1.8172455082975034]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.532401051798122, 1.5686240127419135, 1.6120065322969217, 1.5118563699071257, 1.7512292456581697, 1.9285362206960628]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7521511462221422, 1.8733556064920385, 2.1115329977977035, 1.5851966853679835, 1.9216818236627518, 2.164541341637192]}}