{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:16:59.854206", "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-Jan-08_to_2022-Jan-13_168.5_-16.0"}, "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": 2022010001811}, "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": "January 08 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 13 2022"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 98004.00613700677}, "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": ["Vanuatu"]}, "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", "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": -16.0}, "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": 168.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "168.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 168.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 175.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -17.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -15.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[167.85, -15.75], [167.82, -15.68], [167.47, -15.53], [167.25, -15.0], [167.47, -14.47], [168.0, -14.25], [168.25, -14.35], [168.5, -14.25], [168.75, -14.35], [169.0, -14.25], [169.53, -14.47], [169.68, -14.82], [169.75, -14.85], [170.0, -14.75], [170.25, -14.85], [170.5, -14.75], [170.75, -14.85], [171.0, -14.75], [171.25, -14.85], [171.5, -14.75], [172.03, -14.97], [172.18, -15.32], [172.25, -15.35], [172.5, -15.25], [172.75, -15.35], [173.0, -15.25], [173.53, -15.47], [173.68, -15.82], [173.75, -15.85], [174.0, -15.75], [174.53, -15.97], [174.68, -16.32], [174.75, -16.35], [175.0, -16.25], [175.53, -16.47], [175.75, -17.0], [175.53, -17.53], [175.0, -17.75], [174.75, -17.65], [174.5, -17.75], [174.25, -17.65], [174.0, -17.75], [173.75, -17.65], [173.5, -17.75], [172.97, -17.53], [172.82, -17.18], [172.75, -17.15], [172.5, -17.25], [172.25, -17.15], [172.0, -17.25], [171.47, -17.03], [171.32, -16.68], [171.25, -16.65], [171.0, -16.75], [170.75, -16.65], [170.68, -16.68], [170.53, -17.03], [170.0, -17.25], [169.75, -17.15], [169.5, -17.25], [169.25, -17.15], [169.18, -17.18], [169.03, -17.53], 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28.593734625190052, 28.54799595646466]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2156191958060845, 1.1643720300760947, 0.7780375475958436, 1.0200166251312632, 1.1827203178870225, 1.0541068331115486]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2156191958060845, 1.1643720300760947, 0.8328703814574965, 1.232127225434624, 1.5239218814355127, 1.315762937019656]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.9979874127635717, 1.9489194789441053, 1.330232403301447, 1.7918747370087271, 2.1212225868464722, 1.8986468439710191]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m 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