{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:17:42.641882", "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": "2022-Feb-07_to_2022-Feb-13_106.5_14.5"}, "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": 2022020001651}, "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": "February 07 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 13 2022"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 78005.03911325058}, "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": ["Cambodia", "Lao People's Democratic Republic", "Thailand"]}, "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": []}, "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": 14.5}, "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": 106.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "106.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 104.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 107.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 12.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 15.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[104.97, 11.97], [104.82, 12.32], [104.75, 12.35], [104.5, 12.25], [103.97, 12.47], [103.82, 12.82], [103.47, 12.97], [103.25, 13.5], [103.35, 13.75], [103.25, 14.0], [103.47, 14.53], [104.0, 14.75], [104.25, 14.65], [104.32, 14.68], [104.47, 15.03], [104.82, 15.18], [104.97, 15.53], [105.32, 15.68], [105.47, 16.03], [106.0, 16.25], [106.53, 16.03], [106.68, 15.68], [106.75, 15.65], [107.0, 15.75], [107.53, 15.53], [107.75, 15.0], [107.54, 14.5], [107.75, 14.0], [107.53, 13.47], [107.18, 13.32], [107.15, 13.25], [107.25, 13.0], [107.15, 12.75], [107.25, 12.5], [107.03, 11.97], [106.5, 11.75], [106.25, 11.85], [106.0, 11.75], [105.75, 11.85], [105.5, 11.75], [104.97, 11.97]]]]}}, "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": {"2022-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.97, 13.03], [105.5, 13.25], [106.03, 13.03], [106.25, 12.5], [106.03, 11.97], [105.5, 11.75], 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14.32], [104.97, 14.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.4260870019865024}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.572965653686152}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.6591814260795, 29.44532480992285, 29.37138655684049, 29.46049088032305, 28.964665043224215, 28.55179813526985, 29.03063559716088]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.6591814260795, 30.979104735548617, 31.386036318747017, 31.039774296978692, 30.75011972777571, 28.870804716914165, 29.50030055516396]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.1250315124119084, 2.680530819793435, 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1.7124531007236625]}}