{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:13:42.966076", "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": "2021-Sep-10_to_2021-Sep-12_121.5_9.0"}, "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": 2021090001812}, "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": "September 10 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 12 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 85635.41392452957}, "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": ["Philippines"]}, "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": ["Bohol Sea", "Sulu", "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": 9.0}, "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": 121.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "121.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 119.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 124.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 7.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 9.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[119.32, 8.68], [119.47, 9.03], [120.0, 9.25], [120.25, 9.15], [120.32, 9.18], [120.47, 9.53], [121.0, 9.75], [121.25, 9.65], [121.5, 9.75], [121.75, 9.65], [122.0, 9.75], [122.25, 9.65], [122.5, 9.75], [122.75, 9.65], [123.0, 9.75], [123.25, 9.65], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.53, 9.53], [124.68, 9.18], [125.03, 9.03], [125.25, 8.5], [125.15, 8.25], [125.25, 8.0], [125.03, 7.47], [124.5, 7.25], [123.97, 7.47], [123.82, 7.82], [123.5, 7.96], [123.0, 7.75], [122.75, 7.85], [122.68, 7.82], [122.53, 7.47], [122.18, 7.32], [122.03, 6.97], [121.5, 6.75], [121.25, 6.85], [121.0, 6.75], [120.75, 6.85], [120.5, 6.75], [120.25, 6.85], [120.0, 6.75], [119.75, 6.85], [119.5, 6.75], [118.97, 6.97], [118.75, 7.5], [118.85, 7.75], [118.75, 8.0], [118.97, 8.53], [119.32, 8.68]]]]}}, "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": {"2021-09-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[118.75, 8.0], [118.97, 8.53], [119.32, 8.68], [119.47, 9.03], [120.0, 9.25], [120.25, 9.15], [120.32, 9.18], [120.47, 9.53], [121.0, 9.75], [121.25, 9.65], [121.5, 9.75], [121.75, 9.65], [122.0, 9.75], [122.25, 9.65], [122.5, 9.75], [122.75, 9.65], [123.0, 9.75], [123.25, 9.65], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.53, 9.53], [124.68, 9.18], [125.03, 9.03], [125.25, 8.5], [125.15, 8.25], [125.25, 8.0], [125.03, 7.47], [124.5, 7.25], [123.97, 7.47], [123.82, 7.82], [123.5, 7.96], [123.0, 7.75], [122.75, 7.85], [122.68, 7.82], [122.53, 7.47], [122.18, 7.32], [122.03, 6.97], [121.5, 6.75], [121.25, 6.85], [121.0, 6.75], [120.75, 6.85], [120.5, 6.75], [120.25, 6.85], [120.0, 6.75], [119.75, 6.85], [119.5, 6.75], [118.97, 6.97], [118.75, 7.5], [118.85, 7.75], [118.75, 8.0]]]]}, "2021-09-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[118.75, 8.0], [118.97, 8.53], [119.32, 8.68], [119.47, 9.03], [120.0, 9.25], [120.25, 9.15], [120.32, 9.18], [120.47, 9.53], [121.0, 9.75], [121.25, 9.65], [121.5, 9.75], [121.75, 9.65], [122.0, 9.75], [122.25, 9.65], [122.5, 9.75], [122.75, 9.65], [123.0, 9.75], [123.25, 9.65], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.53, 9.53], [124.68, 9.18], [125.03, 9.03], [125.25, 8.5], [125.15, 8.25], [125.25, 8.0], [125.03, 7.47], [124.5, 7.25], [123.97, 7.47], [123.82, 7.82], [123.5, 7.96], [123.0, 7.75], [122.75, 7.85], [122.68, 7.82], [122.53, 7.47], [122.18, 7.32], [122.03, 6.97], [121.5, 6.75], [121.25, 6.85], [121.0, 6.75], [120.75, 6.85], [120.5, 6.75], [120.25, 6.85], [120.0, 6.75], [119.75, 6.85], [119.5, 6.75], [118.97, 6.97], [118.75, 7.5], [118.85, 7.75], [118.75, 8.0]]]]}, "2021-09-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[118.75, 8.0], [118.97, 8.53], [119.32, 8.68], [119.47, 9.03], [120.0, 9.25], [120.25, 9.15], [120.32, 9.18], [120.47, 9.53], [121.0, 9.75], [121.25, 9.65], [121.5, 9.75], [121.75, 9.65], [122.0, 9.75], [122.25, 9.65], [122.5, 9.75], [122.75, 9.65], [123.0, 9.75], [123.25, 9.65], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.53, 9.53], [124.68, 9.18], [125.03, 9.03], [125.25, 8.5], [125.15, 8.25], [125.25, 8.0], [125.03, 7.47], [124.5, 7.25], [123.97, 7.47], [123.82, 7.82], [123.5, 7.96], [123.0, 7.75], [122.75, 7.85], [122.68, 7.82], [122.53, 7.47], [122.18, 7.32], [122.03, 6.97], [121.5, 6.75], [121.25, 6.85], [121.0, 6.75], [120.75, 6.85], [120.5, 6.75], [120.25, 6.85], [120.0, 6.75], [119.75, 6.85], [119.5, 6.75], [118.97, 6.97], [118.75, 7.5], [118.85, 7.75], [118.75, 8.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.662387209536007}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.181767686202002}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.071666692929114, 28.229897283620232, 28.16191067399467]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.566449288494994, 28.747579397569325, 28.774080522720965]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.086950476248727, 1.2705150191462269, 1.1878375632110516]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4200861280346544, 1.662387209536007, 1.632147390019668]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7920453653733337, 2.1532466693798358, 1.9988112185888138]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.165738723403418, 2.9487197565601506, 2.7571293719879164]}}