{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:18:54.108543", "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": "2020-Feb-05_to_2020-Feb-08_124.5_10.5"}, "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": 2020020001251}, "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 05 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 08 2020"}, "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": 127280.96025976626}, "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"]}, "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": ["Philippine 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": 10.5}, "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": 124.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "124.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 119.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 125.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 13.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-02-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.5, 12.25], [124.03, 12.03], [124.25, 11.5], [124.03, 10.97], [123.5, 10.75], [122.97, 10.97], [122.75, 11.5], [122.97, 12.03], [123.5, 12.25]]]]}, "2020-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.35, 12.25], [119.25, 12.5], [119.47, 13.03], [119.82, 13.18], [119.97, 13.53], [120.5, 13.75], [121.03, 13.53], [121.18, 13.18], [121.25, 13.15], [121.5, 13.25], [121.8, 13.13], [121.97, 13.53], [122.5, 13.75], [122.75, 13.65], [123.0, 13.75], [123.53, 13.53], [123.68, 13.18], [124.03, 13.03], [124.18, 12.68], [124.25, 12.65], [124.5, 12.75], [125.03, 12.53], [125.25, 12.0], [125.15, 11.75], [125.2, 11.63], [125.5, 11.75], [126.03, 11.53], [126.25, 11.0], [126.15, 10.75], [126.25, 10.5], [126.15, 10.25], [126.25, 10.0], [126.03, 9.47], [125.68, 9.32], [125.53, 8.97], [125.18, 8.82], [125.03, 8.47], [124.68, 8.32], [124.53, 7.97], [124.0, 7.75], [123.47, 7.97], [123.32, 8.32], [122.97, 8.47], [122.75, 9.0], [122.97, 9.53], [123.32, 9.68], [123.38, 9.8], [122.97, 9.97], [122.75, 10.5], [122.85, 10.75], [122.75, 11.0], [122.85, 11.25], [122.82, 11.32], [122.75, 11.35], [122.5, 11.25], [122.25, 11.35], [122.18, 11.32], [122.15, 11.25], [122.25, 11.0], [122.03, 10.47], [121.5, 10.25], [120.97, 10.47], [120.75, 11.0], [120.85, 11.25], [120.82, 11.32], [120.75, 11.35], [120.68, 11.32], [120.53, 10.97], [120.0, 10.75], [119.47, 10.97], [119.25, 11.5], [119.35, 11.75], [119.25, 12.0], [119.35, 12.25]]]]}, "2020-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.35, 12.25], [119.25, 12.5], [119.47, 13.03], [119.82, 13.18], [119.97, 13.53], [120.5, 13.75], [121.03, 13.53], [121.18, 13.18], [121.25, 13.15], [121.5, 13.25], [121.8, 13.13], [121.97, 13.53], [122.5, 13.75], [122.75, 13.65], [123.0, 13.75], [123.53, 13.53], [123.68, 13.18], [124.03, 13.03], [124.18, 12.68], [124.25, 12.65], [124.5, 12.75], [125.03, 12.53], [125.25, 12.0], [125.15, 11.75], [125.2, 11.63], [125.5, 11.75], [126.03, 11.53], [126.25, 11.0], [126.15, 10.75], [126.25, 10.5], [126.15, 10.25], [126.25, 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"max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5576996802058147}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8789426274922811}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.66619036929478, 26.71464270387105, 26.87478128162377, 26.875425930589472]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.66619036929478, 27.658450902472225, 27.597497561067712, 27.867501815570847]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.6408063620311282, 0.7771562642043215, 0.9331625506298058, 0.9321789787251246]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.6408063620311282, 1.0159808626989957, 1.5576996802058147, 1.456790515238879]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.387891088437576, 1.581671405256107, 1.9364537633762655, 1.935689874007233]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.387891088437576, 2.003212057743277, 3.0386240000415525, 2.4250583407480217]}}