{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:18:34.559407", "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-Jan-03_to_2020-Jan-05_126.5_4.5"}, "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": 2020010001226}, "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": "January 03 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 05 2020"}, "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": 95431.99787909474}, "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": ["Indonesia"]}, "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": ["Celebes Sea", "Philippine 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": 4.5}, "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": 126.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "126.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 124.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 131.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-01-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.47, 2.97], [124.25, 3.5], [124.47, 4.03], [125.0, 4.25], [125.25, 4.15], [125.32, 4.18], [125.46, 4.5], [125.25, 5.0], [125.47, 5.53], [126.0, 5.75], [126.25, 5.65], [126.32, 5.68], [126.47, 6.03], [127.0, 6.25], [127.25, 6.15], [127.32, 6.18], [127.35, 6.25], [127.25, 6.5], [127.47, 7.03], [128.0, 7.25], [128.25, 7.15], [128.5, 7.25], [129.03, 7.03], [129.18, 6.68], [129.25, 6.65], [129.5, 6.75], [130.03, 6.53], [130.18, 6.18], [130.53, 6.03], [130.68, 5.68], [130.75, 5.65], [131.0, 5.75], [131.53, 5.53], [131.75, 5.0], [131.53, 4.47], [131.0, 4.25], [130.75, 4.35], [130.68, 4.32], [130.53, 3.97], [130.0, 3.75], [129.75, 3.85], [129.5, 3.75], [128.97, 3.97], [128.8, 4.37], [128.68, 4.32], [128.53, 3.97], [128.0, 3.75], [127.5, 3.96], [127.0, 3.75], [126.75, 3.85], [126.68, 3.82], [126.53, 3.47], [126.18, 3.32], [126.03, 2.97], [125.5, 2.75], [125.25, 2.85], [125.0, 2.75], [124.47, 2.97]]]]}, "2020-01-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.47, 2.97], [124.25, 3.5], [124.47, 4.03], [125.0, 4.25], [125.25, 4.15], [125.32, 4.18], [125.46, 4.5], [125.25, 5.0], [125.47, 5.53], [126.0, 5.75], [126.25, 5.65], [126.32, 5.68], [126.47, 6.03], [127.0, 6.25], [127.25, 6.15], [127.32, 6.18], [127.35, 6.25], [127.25, 6.5], [127.47, 7.03], [128.0, 7.25], [128.25, 7.15], [128.5, 7.25], [129.03, 7.03], [129.18, 6.68], [129.25, 6.65], [129.5, 6.75], [130.03, 6.53], [130.18, 6.18], [130.53, 6.03], [130.68, 5.68], [130.75, 5.65], [131.0, 5.75], [131.53, 5.53], [131.75, 5.0], [131.53, 4.47], [131.0, 4.25], [130.75, 4.35], [130.68, 4.32], [130.53, 3.97], [130.0, 3.75], [129.75, 3.85], [129.5, 3.75], [128.97, 3.97], [128.8, 4.37], [128.68, 4.32], [128.53, 3.97], [128.0, 3.75], [127.5, 3.96], [127.0, 3.75], [126.75, 3.85], [126.68, 3.82], [126.53, 3.47], [126.18, 3.32], [126.03, 2.97], [125.5, 2.75], [125.25, 2.85], [125.0, 2.75], [124.47, 2.97]]]]}, "2020-01-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.47, 2.97], [124.25, 3.5], [124.47, 4.03], [125.0, 4.25], [125.25, 4.15], [125.32, 4.18], [125.46, 4.5], [125.25, 5.0], [125.47, 5.53], [126.0, 5.75], [126.25, 5.65], [126.32, 5.68], [126.47, 6.03], [127.0, 6.25], [127.25, 6.15], [127.32, 6.18], [127.35, 6.25], [127.25, 6.5], [127.47, 7.03], [128.0, 7.25], [128.25, 7.15], [128.5, 7.25], [129.03, 7.03], [129.18, 6.68], [129.25, 6.65], [129.5, 6.75], [130.03, 6.53], [130.18, 6.18], [130.53, 6.03], [130.68, 5.68], [130.75, 5.65], [131.0, 5.75], [131.53, 5.53], [131.75, 5.0], [131.53, 4.47], [131.0, 4.25], [130.75, 4.35], [130.68, 4.32], [130.53, 3.97], [130.0, 3.75], [129.75, 3.85], [129.5, 3.75], [128.97, 3.97], [128.8, 4.37], [128.68, 4.32], [128.53, 3.97], [128.0, 3.75], [127.5, 3.96], [127.0, 3.75], [126.75, 3.85], [126.68, 3.82], [126.53, 3.47], [126.18, 3.32], [126.03, 2.97], [125.5, 2.75], [125.25, 2.85], [125.0, 2.75], [124.47, 2.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4472584074887322}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0420712993181425}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.736639355015086, 27.87661801376487, 27.795915229018647]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.135460947098352, 28.078018119043293, 28.149821654112145]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9554120514135118, 1.1124212229521633, 1.0583806235887525]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2656308104519667, 1.4472584074887322, 1.4056216952062641]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7934021526923891, 2.078328663551735, 1.998318163419663]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.345033912175499, 2.678037729249629, 2.6402354491169238]}}