{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:30:12.430347", "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-28_to_2022-Mar-04_130.0_0.0"}, "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": 2022020002522}, "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 28 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 04 2022"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 55629.75121235705}, "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": ["Ceram Sea", "Halmahera Sea", "North Pacific Ocean", "South Pacific Ocean"]}, "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": 0.0}, "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": 130.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "130.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 128.75}, "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": -2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-02-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.75, -0.5], [128.97, 0.03], [129.32, 0.18], [129.47, 0.53], [130.0, 0.75], [130.53, 0.53], [130.75, 0.0], [130.65, -0.25], [130.75, -0.5], [130.65, -0.75], [130.75, -1.0], [130.53, -1.53], [130.0, -1.75], [129.47, -1.53], [129.32, -1.18], [128.97, -1.03], [128.75, -0.5]]]]}, "2022-03-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.35, -0.75], [128.25, -0.5], [128.47, 0.03], [128.82, 0.18], [128.85, 0.25], [128.75, 0.5], [128.97, 1.03], [129.5, 1.25], [129.75, 1.15], [130.0, 1.25], [130.25, 1.15], [130.5, 1.25], [131.03, 1.03], [131.25, 0.5], [131.13, 0.2], [131.53, 0.03], [131.75, -0.5], [131.53, -1.03], [131.18, -1.18], [131.03, -1.53], [130.68, -1.68], [130.65, -1.75], [130.75, -2.0], [130.53, -2.53], [130.0, -2.75], [129.75, -2.65], [129.5, -2.75], [128.97, -2.53], [128.82, -2.18], [128.47, -2.03], [128.25, -1.5], [128.35, -1.25], [128.25, -1.0], [128.35, -0.75]]]]}, "2022-03-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.35, -0.75], [128.25, -0.5], [128.47, 0.03], [128.82, 0.18], [128.85, 0.25], [128.75, 0.5], [128.97, 1.03], [129.5, 1.25], [129.75, 1.15], [130.0, 1.25], [130.25, 1.15], [130.5, 1.25], [131.03, 1.03], [131.25, 0.5], [131.13, 0.2], [131.53, 0.03], [131.75, -0.5], [131.53, -1.03], [131.18, -1.18], [131.03, -1.53], [130.68, -1.68], [130.65, -1.75], [130.75, -2.0], [130.53, -2.53], [130.0, -2.75], [129.75, -2.65], [129.5, -2.75], [128.97, -2.53], [128.82, -2.18], [128.47, -2.03], [128.25, -1.5], [128.35, -1.25], [128.25, -1.0], [128.35, -0.75]]]]}, "2022-03-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.35, -0.75], [128.25, -0.5], [128.47, 0.03], [128.82, 0.18], [128.85, 0.25], [128.75, 0.5], [128.97, 1.03], [129.5, 1.25], [129.75, 1.15], [130.0, 1.25], [130.25, 1.15], [130.5, 1.25], [131.03, 1.03], [131.25, 0.5], [131.13, 0.2], [131.53, 0.03], [131.75, -0.5], [131.53, -1.03], [131.18, -1.18], [131.03, -1.53], [130.68, -1.68], [130.65, -1.75], [130.75, -2.0], [130.53, -2.53], [130.0, -2.75], [129.75, -2.65], [129.5, -2.75], [128.97, -2.53], [128.82, -2.18], [128.47, -2.03], [128.25, -1.5], [128.35, -1.25], [128.25, -1.0], [128.35, -0.75]]]]}, "2022-03-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.97, 1.03], [129.5, 1.25], [129.75, 1.15], [130.0, 1.25], [130.25, 1.15], [130.5, 1.25], [131.03, 1.03], [131.25, 0.5], [131.03, -0.03], [130.68, -0.18], [130.53, -0.53], [130.0, -0.75], [129.75, -0.65], [129.5, -0.75], [128.97, -0.53], [128.75, 0.0], [128.85, 0.25], [128.75, 0.5], [128.97, 1.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.2070444027614258}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8458710674184332}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.810512405886243, 28.05330950100415, 27.897442096601424, 27.783785433476055, 27.849850671286163]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.91804363450069, 28.225620714746753, 28.337568726568065, 27.955943809143207, 28.00264171955638]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7265691479718441, 1.0037783215913154, 0.8419473380568516, 0.729728290211464, 0.8050859116001107]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8110224618612278, 1.1772163448670199, 1.2070444027614258, 0.7984148188245399, 0.9458159563919253]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5086128217374317, 2.0412408562577053, 1.7208417351445424, 1.486822207718572, 1.6232301013455364]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.652629633787596, 2.345383799683719, 2.4229069146241318, 1.6307060876715107, 1.843878139910749]}}