{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:49.918868", "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": "2011-Feb-11_to_2011-Feb-18_99.0_-1.0"}, "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": 2011020001912}, "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": "February 11 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 18 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 52538.67333237409}, "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": ["Indonesia"]}, "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": ["Indian 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": -1.0}, "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": 99.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "99.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 96.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 99.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.0, -0.25], [99.53, -0.47], [99.75, -1.0], [99.53, -1.53], [99.0, -1.75], [98.47, -1.53], [98.25, -1.0], [98.47, -0.47], [99.0, -0.25]]]]}, "2011-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.0, -0.25], [99.53, -0.47], [99.75, -1.0], [99.53, -1.53], [99.0, -1.75], [98.47, -1.53], [98.25, -1.0], [98.47, -0.47], [99.0, -0.25]]]]}, "2011-02-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.97, -1.53], [96.75, -1.0], [96.97, -0.47], [97.5, -0.25], [98.0, -0.46], [98.5, -0.25], [98.75, -0.35], [99.0, -0.25], [99.53, -0.47], [99.75, -1.0], [99.65, -1.25], [99.75, -1.5], [99.53, -2.03], [99.0, -2.25], [98.75, -2.15], [98.5, -2.25], [97.97, -2.03], [97.8, -1.63], [97.5, -1.75], [96.97, -1.53]]]]}, "2011-02-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.47, 0.53], [97.0, 0.75], [97.53, 0.53], [97.68, 0.18], [97.75, 0.15], [98.0, 0.25], [98.53, 0.03], [98.68, -0.32], [99.03, -0.47], [99.18, -0.82], [99.53, -0.97], [99.75, -1.5], [99.53, -2.03], [99.18, -2.18], [99.03, -2.53], [98.5, -2.75], [97.97, -2.53], [97.82, -2.18], [97.75, -2.15], [97.5, -2.25], [96.97, -2.03], [96.75, -1.5], [96.85, -1.25], [96.82, -1.18], [96.47, -1.03], [96.25, -0.5], [96.35, -0.25], [96.25, 0.0], [96.47, 0.53]]]]}, "2011-02-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.47, 0.53], [97.0, 0.75], [97.53, 0.53], [97.68, 0.18], [97.75, 0.15], [98.0, 0.25], [98.25, 0.15], [98.5, 0.25], [98.75, 0.15], [98.82, 0.18], [98.97, 0.53], [99.5, 0.75], [100.03, 0.53], [100.25, 0.0], [100.03, -0.53], [99.68, -0.68], [99.65, -0.75], [99.68, -0.82], [100.03, -0.97], [100.25, -1.5], [100.03, -2.03], [99.5, -2.25], [99.25, -2.15], [99.18, -2.18], [99.03, -2.53], [98.5, -2.75], [97.97, -2.53], [97.82, -2.18], [97.75, -2.15], [97.5, -2.25], [96.97, -2.03], [96.75, -1.5], [96.85, -1.25], [96.82, -1.18], [96.47, -1.03], [96.25, -0.5], [96.35, -0.25], [96.25, 0.0], [96.47, 0.53]]]]}, "2011-02-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.47, 0.53], [97.0, 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[1.3455088556287291, 1.3819700974964793, 1.3504841546474953, 1.522936197493223, 1.5630292093350826, 1.5166380405789628, 1.4754367053333315, 1.475887858546425]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3455088556287291, 1.3819700974964793, 1.6536789714745388, 1.7189093126265125, 1.8725107743831384, 1.8160293938727639, 1.820525213027784, 1.6068995004985187]}}