{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:19.559051", "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": "2010-Mar-11_to_2010-Mar-17_160.5_-10.0"}, "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": 2010030001500}, "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": "March 11 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 17 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 79020.5763965589}, "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": ["Solomon Islands"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Equatorial.Pacific-Ocean", "S.Pacific-Ocean"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Oceania"]}, "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", "Solomon Sea", "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": -10.0}, "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": 160.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "160.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 159.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 164.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -12.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -9.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[160.0, -8.75], [160.53, -8.97], [160.75, -9.5], [160.53, -10.03], [160.0, -10.25], [159.47, -10.03], [159.25, -9.5], [159.47, -8.97], [160.0, -8.75]]]]}, "2010-03-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[163.53, -8.97], [163.68, -9.32], [164.03, -9.47], [164.18, -9.82], [164.53, -9.97], [164.75, -10.5], [164.53, -11.03], [164.0, -11.25], [163.75, -11.15], [163.5, -11.25], [162.97, -11.03], [162.82, -10.68], [162.75, -10.65], [162.5, -10.75], [161.97, -10.53], [161.75, -10.0], [161.97, -9.47], [162.32, -9.32], [162.47, -8.97], [163.0, -8.75], [163.53, -8.97]]], [[[159.47, -10.03], [159.25, -9.5], [159.47, -8.97], [160.0, -8.75], [160.53, -8.97], [160.75, -9.5], [160.53, -10.03], [160.0, -10.25], [159.47, -10.03]]]]}, "2010-03-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[162.0, -8.75], [162.25, -8.85], [162.5, -8.75], [162.75, -8.85], [163.0, -8.75], [163.53, -8.97], [163.68, -9.32], [163.75, -9.35], [164.0, -9.25], [164.53, -9.47], [164.75, -10.0], [164.65, -10.25], [164.75, -10.5], [164.53, -11.03], [164.0, -11.25], [163.75, -11.15], [163.5, -11.25], [163.25, -11.15], [163.0, -11.25], [162.47, -11.03], [162.32, -10.68], [162.25, -10.65], [162.0, -10.75], [161.47, -10.53], [161.25, -10.0], [161.35, -9.75], [161.25, -9.5], [161.47, -8.97], [162.0, -8.75]]], [[[159.47, -10.03], [159.25, -9.5], [159.47, -8.97], [160.0, -8.75], [160.53, -8.97], [160.75, -9.5], [160.53, -10.03], [160.0, -10.25], [159.47, -10.03]]]]}, "2010-03-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[161.47, -8.97], [162.0, -8.75], [162.25, -8.85], [162.5, -8.75], [162.75, -8.85], [163.0, -8.75], [163.53, -8.97], [163.68, -9.32], [163.75, -9.35], [164.0, -9.25], [164.53, -9.47], [164.75, -10.0], [164.65, -10.25], [164.75, -10.5], [164.53, -11.03], [164.0, -11.25], [163.75, -11.15], [163.63, -11.2], [163.75, -11.5], [163.65, -11.75], [163.75, -12.0], [163.53, -12.53], [163.0, -12.75], [162.75, -12.65], [162.5, -12.75], [161.97, -12.53], [161.75, -12.0], [161.85, -11.75], [161.75, -11.5], [161.85, -11.25], [161.75, -11.0], [161.88, -10.7], [161.47, -10.53], [161.25, -10.0], [161.35, -9.75], [161.25, -9.5], [161.47, -8.97]]], [[[159.97, -10.53], [159.75, -10.0], [159.97, -9.47], [160.5, -9.25], [161.03, -9.47], [161.25, -10.0], [161.03, -10.53], [160.5, -10.75], [159.97, -10.53]]]]}, "2010-03-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[159.25, -10.0], [159.47, -9.47], [160.0, -9.25], [160.25, -9.35], [160.5, -9.25], [161.0, -9.46], [161.32, -9.32], [161.47, -8.97], [162.0, -8.75], [162.25, -8.85], [162.5, -8.75], [162.75, -8.85], [163.0, -8.75], [163.53, -8.97], [163.68, -9.32], [163.75, -9.35], [164.0, -9.25], [164.53, -9.47], [164.75, -10.0], [164.65, -10.25], [164.75, -10.5], [164.53, -11.03], [164.0, -11.25], [163.75, -11.15], [163.63, -11.2], [163.75, -11.5], [163.65, -11.75], [163.75, -12.0], [163.53, -12.53], [163.0, -12.75], [162.75, -12.65], [162.5, -12.75], [161.97, -12.53], [161.82, -12.18], [161.47, -12.03], [161.32, -11.68], 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-9.25], [160.25, -9.35], [160.5, -9.25], [161.0, -9.46], [161.5, -9.25], [162.03, -9.47], [162.25, -10.0], [162.15, -10.25], [162.18, -10.32], [162.53, -10.47], [162.75, -11.0], [162.65, -11.25], [162.75, -11.5], [162.53, -12.03], [162.0, -12.25], [161.47, -12.03], [161.32, -11.68], [160.97, -11.53], [160.82, -11.18], [160.75, -11.15], [160.5, -11.25], [159.97, -11.03], [159.82, -10.68], [159.47, -10.53], [159.25, -10.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.2612012836990516}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.898287537674439}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.6406987051692, 27.854207863597594, 28.01502817636714, 28.22764121914139, 28.311854302413792, 28.032359927068285, 27.9586871158196]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.6406987051692, 28.256077560060078, 28.414433554688628, 28.48776668379213, 28.694115944101497, 28.421186011130885, 28.294704515191768]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8710141700589134, 0.8713312433309284, 0.8603721454457371, 0.8632441376027887, 1.0223637705706778, 0.8053439828378648, 0.8905888327268295]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8710141700589134, 1.036392961975423, 1.003493853354371, 1.0386061231433246, 1.2612012836990516, 1.001720121982089, 1.219616197820585]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6687691651641443, 1.5455364412397956, 1.5500189752055566, 1.6353151745530112, 2.032882391282222, 1.6518812527934896, 1.8851667303443425]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6687691651641443, 1.9894317874013627, 1.7458489426142723, 1.9539438078620228, 2.70200076447742, 2.2283886824012726, 2.4960309844677795]}}