{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:36:03.431301", "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": "2023-Jul-16_to_2023-Jul-19_115.5_5.0"}, "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": 2023070001940}, "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 16 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 19 2023"}, "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": 86218.75676150754}, "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": ["Brunei Darussalam", "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": 5.0}, "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": 115.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "115.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 113.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 116.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 2.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-07-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.97, 5.03], [113.32, 5.18], [113.35, 5.25], [113.25, 5.5], [113.47, 6.03], [113.82, 6.18], [113.97, 6.53], [114.5, 6.75], [114.75, 6.65], [114.82, 6.68], [114.97, 7.03], [115.32, 7.18], [115.47, 7.53], [116.0, 7.75], [116.53, 7.53], [116.68, 7.18], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.13, 5.3], [116.25, 5.0], [116.03, 4.47], [115.5, 4.25], [115.07, 4.43], [115.25, 4.0], [115.03, 3.47], [114.5, 3.25], [114.25, 3.35], [114.0, 3.25], [113.75, 3.35], [113.5, 3.25], [112.97, 3.47], [112.75, 4.0], [112.85, 4.25], [112.75, 4.5], [112.97, 5.03]]]]}, "2023-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.97, 5.03], [113.32, 5.18], [113.35, 5.25], [113.25, 5.5], [113.47, 6.03], [113.82, 6.18], [113.97, 6.53], [114.5, 6.75], [114.75, 6.65], [114.82, 6.68], [114.97, 7.03], [115.32, 7.18], [115.47, 7.53], [116.0, 7.75], [116.53, 7.53], [116.68, 7.18], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.13, 5.3], [116.25, 5.0], [116.13, 4.7], [116.53, 4.53], [116.75, 4.0], [116.65, 3.75], [116.75, 3.5], [116.65, 3.25], [116.75, 3.0], [116.53, 2.47], [116.0, 2.25], [115.47, 2.47], [115.32, 2.82], [115.25, 2.85], [115.0, 2.75], [114.5, 2.96], [114.0, 2.75], [113.47, 2.97], [113.32, 3.32], [112.97, 3.47], [112.75, 4.0], [112.85, 4.25], [112.75, 4.5], [112.97, 5.03]]]]}, "2023-07-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.97, 5.03], [113.32, 5.18], [113.35, 5.25], [113.25, 5.5], [113.47, 6.03], [113.82, 6.18], [113.97, 6.53], [114.5, 6.75], [114.75, 6.65], [114.82, 6.68], [114.97, 7.03], [115.32, 7.18], [115.47, 7.53], [116.0, 7.75], [116.53, 7.53], [116.68, 7.18], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.13, 5.3], [116.25, 5.0], [116.13, 4.7], [116.53, 4.53], [116.75, 4.0], [116.65, 3.75], [116.75, 3.5], [116.65, 3.25], [116.75, 3.0], [116.53, 2.47], [116.0, 2.25], [115.47, 2.47], [115.32, 2.82], [115.25, 2.85], [115.0, 2.75], [114.5, 2.96], [114.0, 2.75], [113.47, 2.97], [113.32, 3.32], [112.97, 3.47], [112.75, 4.0], [112.85, 4.25], [112.75, 4.5], [112.97, 5.03]]]]}, "2023-07-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.35, 4.25], [113.25, 4.5], [113.47, 5.03], [113.82, 5.18], [113.97, 5.53], [114.32, 5.68], [114.35, 5.75], [114.25, 6.0], [114.47, 6.53], [114.82, 6.68], [114.97, 7.03], [115.5, 7.25], [115.75, 7.15], [116.0, 7.25], [116.25, 7.15], [116.5, 7.25], [117.03, 7.03], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.13, 5.3], [116.25, 5.0], [116.13, 4.7], [116.53, 4.53], [116.75, 4.0], [116.65, 3.75], [116.75, 3.5], [116.65, 3.25], [116.75, 3.0], [116.53, 2.47], [116.0, 2.25], [115.47, 2.47], [115.32, 2.82], [115.25, 2.85], [115.0, 2.75], [114.5, 2.96], [114.0, 2.75], [113.47, 2.97], [113.25, 3.5], [113.35, 3.75], [113.25, 4.0], [113.35, 4.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.5920212911034355}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4394299578365495}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.785645996617745, 27.932022589998894, 27.63408729682078, 27.17472954700395]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.325166357618855, 29.64293628231775, 29.186615011230913, 29.26903060803187]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3384775061425163, 1.6584128916046592, 1.351008768651074, 1.3566855642114481]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5504333897777087, 2.5920212911034355, 1.9843094947598274, 1.862581579580933]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6268291273740252, 2.0039760688793202, 1.6509793857089259, 1.670986178987933]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8465899372340402, 2.7915595512173113, 2.328519397844878, 2.197149933889591]}}