{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:13:02.048343", "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": "2018-Jun-05_to_2018-Jun-09_160.5_-7.0"}, "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": 2018060001762}, "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 05 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 09 2018"}, "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": 104209.78621998808}, "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"]}, "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": ["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": -7.0}, "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": 157.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 162.25}, "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": {"2018-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[159.47, -7.53], [159.25, -7.0], [159.47, -6.47], [160.0, -6.25], [160.25, -6.35], [160.5, -6.25], [161.03, -6.47], [161.25, -7.0], [161.03, -7.53], [160.5, -7.75], [160.25, -7.65], [160.0, -7.75], [159.47, -7.53]]]]}, "2018-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[156.75, -7.5], [156.97, -6.97], [157.5, -6.75], [157.75, -6.85], [157.82, -6.82], [157.97, -6.47], [158.5, -6.25], [158.75, -6.35], [159.0, -6.25], [159.25, -6.35], [159.5, -6.25], [159.75, -6.35], [160.0, -6.25], [160.25, -6.35], [160.5, -6.25], [161.03, -6.47], [161.25, -7.0], [161.03, -7.53], [160.68, -7.68], [160.65, -7.75], [160.75, -8.0], [160.53, -8.53], [160.18, -8.68], [160.03, -9.03], [159.5, -9.25], [159.25, -9.15], [159.0, -9.25], [158.75, -9.15], [158.5, -9.25], [157.97, -9.03], [157.82, -8.68], [157.47, -8.53], [157.32, -8.18], [156.97, -8.03], [156.75, -7.5]]]]}, "2018-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[156.75, -7.5], [156.97, -6.97], [157.5, -6.75], [157.75, -6.85], [157.82, -6.82], [157.96, -6.5], [157.75, -6.0], [157.97, -5.47], [158.5, -5.25], [158.75, -5.35], [159.0, -5.25], [159.25, -5.35], [159.5, -5.25], [160.03, -5.47], [160.18, -5.82], [160.25, -5.85], [160.5, -5.75], [161.03, -5.97], [161.18, -6.32], [161.53, -6.47], [161.68, -6.82], [162.03, -6.97], [162.18, -7.32], [162.53, -7.47], [162.75, -8.0], [162.53, -8.53], [162.0, -8.75], [161.7, -8.63], [161.53, -9.03], [161.0, -9.25], [160.75, -9.15], [160.5, -9.25], [160.0, -9.04], [159.5, -9.25], [159.25, -9.15], [159.0, -9.25], [158.75, -9.15], [158.5, -9.25], [157.97, -9.03], [157.82, -8.68], [157.47, -8.53], [157.32, -8.18], [156.97, -8.03], [156.75, -7.5]]]]}, "2018-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[156.75, -7.5], [156.97, -6.97], [157.5, -6.75], [157.75, -6.85], [157.82, -6.82], [157.96, -6.5], [157.75, -6.0], [157.97, -5.47], [158.5, -5.25], [158.75, -5.35], [159.0, -5.25], [159.25, -5.35], [159.5, -5.25], [160.03, -5.47], [160.18, -5.82], [160.25, -5.85], [160.5, -5.75], [161.03, -5.97], [161.18, -6.32], [161.53, -6.47], [161.68, -6.82], [162.03, -6.97], [162.18, -7.32], [162.53, -7.47], [162.75, -8.0], [162.53, -8.53], [162.0, -8.75], [161.7, -8.63], [161.53, -9.03], [161.0, -9.25], [160.75, -9.15], [160.5, -9.25], [160.0, -9.04], [159.5, -9.25], [159.25, -9.15], [159.0, -9.25], [158.75, -9.15], [158.5, -9.25], [157.97, -9.03], [157.82, -8.68], [157.47, -8.53], [157.32, -8.18], [156.97, -8.03], [156.75, -7.5]]]]}, "2018-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[157.75, -6.0], [157.97, -5.47], [158.5, -5.25], [158.75, -5.35], [159.0, -5.25], [159.25, -5.35], [159.5, -5.25], [160.03, -5.47], [160.18, -5.82], [160.25, -5.85], [160.5, -5.75], [161.03, -5.97], [161.18, -6.32], [161.53, -6.47], [161.68, -6.82], [162.03, -6.97], [162.18, -7.32], [162.53, -7.47], [162.75, -8.0], [162.53, -8.53], [162.0, -8.75], [161.7, -8.63], [161.53, -9.03], [161.0, -9.25], [160.75, -9.15], [160.5, -9.25], [159.97, -9.03], [159.82, -8.68], [159.47, -8.53], [159.32, -8.18], [158.97, -8.03], [158.82, -7.68], [158.47, -7.53], [158.25, -7.0], [158.35, -6.75], [158.32, -6.68], [157.97, -6.53], [157.75, -6.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4825133407448448}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.063331770712648}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.004154228157233, 27.98201238408643, 27.997211653612396, 28.20044103025782, 28.135019808767765]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.12189755876949, 28.364675572893304, 28.513707621167384, 28.55481162157838, 28.560660728849314]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8397639668740737, 1.0216853853261048, 0.9940924937668352, 1.1909304361281372, 1.029431667169578]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9491394263149573, 1.3645957152074288, 1.3559248414762806, 1.4825133407448448, 1.3965598252997324]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4880377888269498, 1.9230429618768081, 1.8151830932444621, 2.198147118961901, 1.797796727487335]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6823167313971208, 2.636602457894441, 2.360803248112662, 2.980248928645681, 2.30698458085563]}}