{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:31.658674", "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": "2017-Mar-11_to_2017-Mar-13_79.5_61.0"}, "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": 2017030001524}, "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 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 13 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 55067.30001216596}, "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": ["Russian Federation"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.Siberia"]}, "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": 61.0}, "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": 79.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "79.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 75.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 83.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 59.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 62.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[74.97, 60.47], [74.75, 61.0], [74.97, 61.53], [75.5, 61.75], 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[74.97, 60.47]]]]}, "2017-03-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[74.97, 60.47], [74.75, 61.0], [74.97, 61.53], [75.5, 61.75], [75.75, 61.65], [76.0, 61.75], [76.25, 61.65], [76.5, 61.75], [76.75, 61.65], [77.0, 61.75], [77.25, 61.65], [77.32, 61.68], [77.47, 62.03], [78.0, 62.25], [78.25, 62.15], [78.32, 62.18], [78.47, 62.53], [79.0, 62.75], [79.25, 62.65], [79.5, 62.75], [79.75, 62.65], [80.0, 62.75], [80.25, 62.65], [80.5, 62.75], [80.75, 62.65], [81.0, 62.75], [81.25, 62.65], [81.5, 62.75], [81.75, 62.65], [82.0, 62.75], [82.53, 62.53], [82.68, 62.18], [82.75, 62.15], [83.0, 62.25], [83.53, 62.03], [83.75, 61.5], [83.53, 60.97], [83.0, 60.75], [82.75, 60.85], [82.5, 60.75], [82.25, 60.85], [82.0, 60.75], [81.75, 60.85], [81.5, 60.75], [81.25, 60.85], [81.18, 60.82], [81.03, 60.47], [80.5, 60.25], [80.25, 60.35], [80.18, 60.32], [80.03, 59.97], [79.68, 59.82], [79.53, 59.47], [79.0, 59.25], [78.47, 59.47], [78.32, 59.82], [78.25, 59.85], [78.0, 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