{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:01.605812", "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": "2014-Dec-27_to_2014-Dec-31_147.5_-8.5"}, "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": 2014120002776}, "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": "December 27 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 31 2014"}, "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": 76478.13115335614}, "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": ["N.Australia", "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": ["Coral 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": -8.5}, "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": 147.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "147.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 145.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 150.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -5.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-12-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[149.47, -11.03], [149.25, -10.5], [149.47, -9.97], [150.0, -9.75], [150.53, -9.97], [150.75, -10.5], [150.53, -11.03], [150.0, -11.25], [149.47, -11.03]]], [[[145.47, -6.03], [145.25, -5.5], [145.47, -4.97], [146.0, -4.75], [146.53, -4.97], [146.75, -5.5], [146.53, -6.03], [146.0, -6.25], [145.47, -6.03]]]]}, "2014-12-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.46, -6.0], [145.25, -5.5], [145.47, -4.97], [146.0, -4.75], [146.53, -4.97], [146.68, -5.32], [146.75, -5.35], [147.0, -5.25], [147.53, -5.47], [147.75, -6.0], [147.65, -6.25], [147.75, -6.5], [147.54, -7.0], [147.75, -7.5], [147.65, -7.75], [147.68, -7.82], [148.03, -7.97], [148.18, -8.32], [148.53, -8.47], [148.68, -8.82], [149.03, -8.97], [149.18, -9.32], [149.25, -9.35], [149.5, -9.25], [150.03, -9.47], [150.18, -9.82], [150.53, -9.97], [150.75, -10.5], [150.53, -11.03], [150.0, -11.25], [149.47, -11.03], [149.32, -10.68], [149.25, -10.65], [149.0, -10.75], [148.75, -10.65], [148.5, -10.75], [147.97, -10.53], [147.82, -10.18], [147.47, -10.03], [147.32, -9.68], [146.97, -9.53], [146.82, -9.18], [146.47, -9.03], [146.32, -8.68], [145.97, -8.53], [145.75, -8.0], [145.85, -7.75], [145.82, -7.68], [145.47, -7.53], [145.25, -7.0], [145.35, -6.75], [145.25, -6.5], [145.46, -6.0]]]]}, "2014-12-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.46, -6.0], [145.25, -5.5], [145.47, -4.97], [146.0, -4.75], [146.53, -4.97], [146.68, -5.32], [146.75, -5.35], [147.0, -5.25], [147.53, -5.47], [147.75, -6.0], [147.65, -6.25], [147.75, -6.5], [147.54, -7.0], [147.68, -7.32], [148.03, -7.47], [148.25, -8.0], [148.15, -8.25], [148.18, -8.32], [148.25, -8.35], [148.5, -8.25], [149.03, -8.47], [149.18, -8.82], [149.53, -8.97], [149.68, -9.32], [150.03, -9.47], [150.18, -9.82], [150.53, -9.97], [150.75, -10.5], [150.53, -11.03], [150.0, -11.25], [149.47, -11.03], [149.32, -10.68], [149.25, -10.65], [149.0, -10.75], [148.75, -10.65], [148.5, -10.75], [147.97, -10.53], [147.82, -10.18], [147.47, -10.03], [147.32, -9.68], [146.97, -9.53], [146.82, -9.18], [146.47, -9.03], [146.32, -8.68], [145.97, -8.53], [145.75, -8.0], [145.85, -7.75], [145.82, -7.68], [145.47, -7.53], [145.25, -7.0], [145.35, -6.75], [145.25, -6.5], [145.46, -6.0]]]]}, "2014-12-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.47, -5.97], [145.82, -5.82], [145.97, -5.47], [146.5, -5.25], [146.75, -5.35], [147.0, -5.25], [147.53, -5.47], [147.75, -6.0], [147.65, -6.25], [147.75, -6.5], [147.54, -7.0], [147.68, -7.32], [148.03, -7.47], [148.25, -8.0], [148.15, -8.25], [148.18, -8.32], [148.25, -8.35], [148.5, -8.25], [149.03, -8.47], [149.18, -8.82], [149.53, -8.97], [149.68, -9.32], [150.03, -9.47], [150.18, -9.82], [150.53, -9.97], [150.75, -10.5], [150.53, -11.03], [150.0, -11.25], [149.47, -11.03], [149.32, -10.68], [149.25, -10.65], [149.0, -10.75], [148.75, -10.65], [148.5, -10.75], [147.97, -10.53], [147.82, -10.18], [147.47, -10.03], [147.32, -9.68], [146.97, -9.53], [146.82, -9.18], [146.47, -9.03], [146.32, -8.68], [145.97, -8.53], [145.75, -8.0], [145.85, -7.75], [145.82, -7.68], [145.47, -7.53], [145.25, -7.0], [145.35, -6.75], [145.25, -6.5], [145.47, -5.97]]]]}, "2014-12-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[146.47, -6.97], [147.0, -6.75], [147.53, -6.97], [147.68, -7.32], [148.03, -7.47], [148.25, -8.0], [148.15, -8.25], [148.18, -8.32], [148.25, -8.35], [148.5, -8.25], [149.03, -8.47], [149.18, -8.82], [149.53, -8.97], [149.68, -9.32], [150.03, -9.47], [150.25, -10.0], [150.03, -10.53], [149.5, -10.75], [149.25, -10.65], [149.0, -10.75], [148.47, -10.53], [148.32, -10.18], [148.25, -10.15], [148.0, -10.25], [147.47, -10.03], [147.25, -9.5], [147.35, -9.25], [147.32, -9.18], [146.97, -9.03], [146.82, -8.68], [146.47, -8.53], [146.25, -8.0], [146.35, -7.75], [146.25, -7.5], [146.47, -6.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.9614788276240347}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2838343003463732}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.460514066199494, 22.62167945694432, 22.947365223099837, 22.913899088980656, 22.889581510687265]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.36887539769623, 27.377883070412736, 27.81643180777894, 27.382091034309553, 26.864445725571272]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.148558552474384, 1.2961745743704063, 1.2752774157614999, 1.3821668974180834, 1.0886529596296504]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1772802164014138, 1.6151382356569002, 1.7633875880672463, 1.9614788276240347, 1.3147725605531377]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.043981972996786, 1.9928956301175533, 1.9149345877006632, 2.000613355782708, 1.638629237435893]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.5275796633129284, 2.6302872206626122, 2.7618261839669667, 2.8999486310791815, 2.031945760872859]}}