{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:54:36.579622", "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_116.0_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": 2023070002097}, "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": 89291.96495181255}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "Asia", "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", "Sulu 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": 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": 116.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "116.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 113.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 116.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[112.97, 5.53], [113.32, 5.68], [113.47, 6.03], [114.0, 6.25], [114.25, 6.15], [114.32, 6.18], [114.47, 6.53], [114.82, 6.68], [114.97, 7.03], [115.32, 7.18], [115.47, 7.53], [116.0, 7.75], [116.25, 7.65], [116.5, 7.75], [117.03, 7.53], [117.25, 7.0], [117.15, 6.75], [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], [112.85, 4.75], [112.75, 5.0], [112.97, 5.53]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "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": [[[[112.75, 4.5], [112.85, 4.75], [112.75, 5.0], [112.97, 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[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]]]]}, "2023-07-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.25, 4.0], [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], [115.82, 7.18], [115.97, 7.53], [116.5, 7.75], [117.03, 7.53], [117.25, 7.0], [117.15, 6.75], [117.25, 6.5], [117.03, 5.97], [116.68, 5.82], [116.53, 5.47], [116.0, 5.25], [115.75, 5.35], [115.68, 5.32], [115.54, 5.0], [115.7, 4.63], [116.0, 4.75], [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]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.584535568580293}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4187030953221214}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.82517978976057, 27.98067572376931, 27.665472414441012, 27.28307649394924]}, "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": [1.295934873790071, 1.6349257346068051, 1.3328783148619416, 1.3555519774521398]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4806491711424883, 2.584535568580293, 2.003817769833745, 1.8753012348317384]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5466353604427563, 1.9348035821049234, 1.6508386824285428, 1.6761111118331682]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.794265839731562, 2.6990768645729144, 2.3873742815705863, 2.1945595027487625]}}