{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:58.585735", "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": "2019-Jun-16_to_2019-Jun-23_148.5_-6.5"}, "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": 2019060002312}, "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": "June 16 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 23 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 61350.671470566296}, "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": ["Papua New Guinea"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Equatorial.Pacific-Ocean", "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": ["Solomon 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": -6.5}, "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": 148.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "148.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 146.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 150.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -5.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-06-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.25, -6.5], [148.47, -5.97], [149.0, -5.75], [149.25, -5.85], [149.5, -5.75], [149.75, -5.85], [150.0, -5.75], [150.25, -5.85], [150.5, -5.75], [151.03, -5.97], [151.25, -6.5], [151.15, -6.75], [151.25, -7.0], [151.03, -7.53], [150.5, -7.75], [150.25, -7.65], [150.0, -7.75], [149.75, -7.65], [149.5, -7.75], [148.97, -7.53], [148.82, -7.18], [148.47, -7.03], [148.25, -6.5]]]]}, "2019-06-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[147.97, -7.03], [147.75, -6.5], [147.97, -5.97], [148.5, -5.75], [148.75, -5.85], [149.0, -5.75], [149.25, -5.85], [149.5, -5.75], [149.75, -5.85], [150.0, -5.75], [150.25, -5.85], [150.5, -5.75], [151.03, -5.97], [151.25, -6.5], [151.15, -6.75], [151.25, -7.0], [151.03, -7.53], [150.5, -7.75], [150.25, -7.65], [150.0, -7.75], [149.75, -7.65], [149.5, -7.75], [148.97, -7.53], [148.82, -7.18], [148.75, -7.15], [148.5, -7.25], [147.97, -7.03]]]]}, "2019-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[147.97, -5.97], [148.5, -5.75], [148.75, -5.85], [149.0, -5.75], [149.25, -5.85], [149.5, -5.75], [149.75, -5.85], [150.0, -5.75], [150.25, -5.85], [150.5, -5.75], [151.03, -5.97], [151.25, -6.5], [151.15, -6.75], [151.25, -7.0], [151.03, -7.53], [150.5, -7.75], [150.25, -7.65], [150.0, -7.75], [149.75, -7.65], [149.68, -7.68], [149.53, -8.03], [149.0, -8.25], [148.47, -8.03], [148.32, -7.68], [147.97, -7.53], [147.75, -7.0], [147.85, -6.75], [147.75, -6.5], [147.97, -5.97]]]]}, "2019-06-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[147.47, -5.47], [148.0, -5.25], [148.53, -5.47], [148.68, -5.82], [149.03, -5.97], [149.25, -6.5], [149.15, -6.75], [149.18, -6.82], [149.53, -6.97], [149.75, -7.5], [149.53, -8.03], [149.18, -8.18], [149.03, -8.53], [148.5, -8.75], [147.97, -8.53], [147.75, -8.0], [147.85, -7.75], [147.75, -7.5], [147.85, -7.25], [147.82, -7.18], [147.47, -7.03], [147.25, -6.5], [147.35, -6.25], [147.25, -6.0], [147.47, -5.47]]]]}, "2019-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[146.25, -7.0], [146.47, -6.47], [147.0, -6.25], [147.25, -6.35], [147.32, -6.32], [147.35, -6.25], [147.25, -6.0], [147.47, -5.47], [148.0, -5.25], [148.53, -5.47], [148.68, -5.82], [149.03, -5.97], [149.25, -6.5], [149.15, -6.75], [149.18, -6.82], [149.53, -6.97], [149.75, -7.5], [149.53, -8.03], [149.18, -8.18], [149.03, -8.53], [148.5, -8.75], [148.2, -8.63], [148.03, -9.03], [147.5, -9.25], [146.97, -9.03], [146.75, -8.5], [146.96, -8.0], [146.82, -7.68], [146.47, -7.53], [146.25, -7.0]]]]}, "2019-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[146.47, -6.47], [147.0, -6.25], [147.25, -6.35], [147.32, -6.32], [147.35, -6.25], [147.25, -6.0], [147.47, -5.47], [148.0, -5.25], [148.53, -5.47], [148.68, -5.82], [149.03, -5.97], [149.25, -6.5], [149.15, -6.75], [149.25, -7.0], [149.15, -7.25], [149.25, -7.5], [149.15, -7.75], [149.25, -8.0], [149.03, -8.53], [148.5, -8.75], [148.2, -8.63], [148.03, -9.03], [147.5, -9.25], [146.97, -9.03], [146.82, -8.68], [146.47, -8.53], [146.25, -8.0], [146.46, -7.5], [146.25, -7.0], [146.47, -6.47]]]]}, "2019-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[146.47, -6.47], [147.0, -6.25], [147.25, -6.35], [147.32, -6.32], [147.47, -5.97], [148.0, -5.75], [148.25, -5.85], [148.5, -5.75], [149.03, -5.97], [149.25, -6.5], [149.03, -7.03], [148.68, -7.18], [148.53, -7.53], [148.18, -7.68], [148.04, -8.0], [148.25, -8.5], [148.03, -9.03], [147.5, -9.25], [146.97, -9.03], [146.82, -8.68], [146.47, -8.53], [146.25, -8.0], [146.46, -7.5], [146.25, -7.0], [146.47, -6.47]]]]}, "2019-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[147.0, -7.25], [147.53, -7.47], [147.75, -8.0], [147.53, -8.53], [147.0, -8.75], [146.47, -8.53], [146.25, -8.0], [146.47, -7.47], [147.0, -7.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.877444128694492}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0292296371225522}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.437917563981955, 27.2650207132084, 27.15568546165764, 27.191479641577644, 26.276856803679664, 25.544460373647496, 24.063678153444243, 15.795282798559754]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.596780040221063, 27.382610502207115, 27.276065516836013, 27.38983529856506, 27.670273658345252, 28.033506523515257, 27.196592756898383, 15.795282798559754]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0300077039900088, 0.9011074928713612, 0.8169174683299787, 0.8423067323144876, 1.09569439162658, 1.3649568692133631, 0.9796088048106668, 1.0510051639990934]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1802041268632593, 0.9913411415053588, 0.9381582209422845, 0.948521307437943, 1.2932866650912729, 1.877444128694492, 1.099030061163603, 1.0510051639990934]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.0943228455011114, 1.8621787384204318, 1.6890732674898312, 1.7031421977320989, 2.075230900180117, 2.495597267685055, 1.7459686383981508, 1.4543565902962905]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.3734594802212996, 2.094274276544708, 1.93679704018025, 1.9276665244816276, 2.480910646243529, 3.5505115539821115, 2.0715825221213753, 1.4543565902962905]}}