{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:01.433033", "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": "2012-Mar-03_to_2012-Mar-14_145.5_-5.5"}, "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": 2012030001950}, "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 03 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 14 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 12}, "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": 52298.88877522465}, "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": ["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": []}, "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": -5.5}, "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": 145.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "145.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 142.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 145.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-03-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.0, -3.75], [145.53, -3.97], [145.75, -4.5], [145.53, -5.03], [145.0, -5.25], [144.47, -5.03], [144.25, -4.5], [144.47, -3.97], [145.0, -3.75]]]]}, "2012-03-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.97, -5.53], [142.75, -5.0], [142.97, -4.47], [143.5, -4.25], [143.75, -4.35], [144.0, -4.25], [144.25, -4.35], [144.32, -4.32], [144.47, -3.97], [145.0, -3.75], [145.53, -3.97], [145.75, -4.5], [145.65, -4.75], [145.68, -4.82], [146.03, -4.97], [146.25, -5.5], [146.03, -6.03], [145.5, -6.25], [145.25, -6.15], [145.0, -6.25], [144.47, -6.03], [144.32, -5.68], [144.25, -5.65], [144.0, -5.75], [143.75, -5.65], [143.5, -5.75], [142.97, -5.53]]]]}, "2012-03-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.75, -5.0], [142.97, -4.47], [143.5, -4.25], [143.75, -4.35], [144.0, -4.25], [144.25, -4.35], [144.32, -4.32], [144.47, -3.97], [145.0, -3.75], [145.53, -3.97], [145.75, -4.5], [145.65, -4.75], [145.68, -4.82], [146.03, -4.97], [146.25, -5.5], [146.03, -6.03], [145.5, -6.25], [145.25, -6.15], [145.0, -6.25], [144.5, -6.04], [144.0, -6.25], [143.47, -6.03], [143.32, -5.68], [142.97, -5.53], [142.75, -5.0]]]]}, "2012-03-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.75, -5.0], [142.97, -4.47], [143.5, -4.25], [143.75, -4.35], [144.0, -4.25], [144.25, -4.35], [144.5, -4.25], [144.75, -4.35], [145.0, -4.25], [145.53, -4.47], [145.68, -4.82], [146.03, -4.97], [146.25, -5.5], [146.03, -6.03], [145.68, -6.18], [145.53, -6.53], [145.0, -6.75], [144.47, -6.53], [144.3, -6.13], [144.0, -6.25], [143.47, -6.03], [143.32, -5.68], [142.97, -5.53], [142.75, -5.0]]]]}, "2012-03-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[144.0, -4.75], [144.53, -4.97], [144.7, -5.37], [144.82, -5.32], [144.97, -4.97], [145.5, -4.75], [146.03, -4.97], [146.25, -5.5], [146.03, -6.03], [145.68, -6.18], [145.53, -6.53], [145.0, -6.75], [144.47, -6.53], [144.3, -6.13], [144.18, -6.18], [144.03, -6.53], [143.5, -6.75], [142.97, -6.53], [142.75, -6.0], [142.97, -5.47], [143.32, -5.32], [143.47, -4.97], [144.0, -4.75]]]]}, "2012-03-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.47, -6.53], [142.25, -6.0], [142.47, -5.47], [143.0, -5.25], [143.25, -5.35], [143.32, -5.32], [143.47, -4.97], [144.0, -4.75], [144.53, -4.97], [144.7, -5.37], [145.0, -5.25], [145.53, -5.47], [145.75, -6.0], [145.53, -6.53], [145.0, -6.75], [144.47, -6.53], [144.3, -6.13], [144.18, -6.18], [144.03, -6.53], [143.5, -6.75], [143.25, -6.65], [143.0, -6.75], [142.47, -6.53]]]]}, "2012-03-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.47, -6.53], [142.25, -6.0], [142.47, -5.47], [143.0, -5.25], [143.25, -5.35], [143.5, -5.25], [144.03, -5.47], [144.18, -5.82], [144.5, -5.96], [145.0, -5.75], [145.53, -5.97], [145.75, -6.5], [145.53, -7.03], [145.0, -7.25], [144.5, -7.04], [144.0, -7.25], [143.47, -7.03], [143.32, -6.68], [143.25, -6.65], [143.0, -6.75], [142.47, -6.53]]]]}, "2012-03-10T11:30:00.000000000": {"type": 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1.5253331996657948]}}