{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:49:42.835802", "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-Feb-11_to_2012-Feb-20_123.0_-10.5"}, "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": 2012020002119}, "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 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 20 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 10}, "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": 277312.4063132973}, "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": ["N.Australia", "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", "Savu Sea", "Timor Sea"]}, "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": -10.5}, "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": 123.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "123.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 120.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 129.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -16.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -8.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[120.97, -10.53], [120.75, -10.0], [120.97, -9.47], [121.5, -9.25], [121.75, -9.35], [122.0, -9.25], [122.53, -9.47], [122.7, -9.87], [123.0, -9.75], [123.25, -9.85], [123.5, -9.75], [124.03, -9.97], [124.25, -10.5], [124.03, -11.03], [123.5, -11.25], [123.25, -11.15], [123.0, -11.25], [122.47, -11.03], [122.3, -10.63], [122.0, -10.75], [121.75, -10.65], [121.5, -10.75], [120.97, -10.53]]]]}, "2012-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[120.97, -10.53], [120.75, -10.0], [120.97, -9.47], [121.5, -9.25], [121.75, -9.35], [121.88, -9.3], [121.75, -9.0], [121.97, -8.47], [122.5, -8.25], [122.75, -8.35], [123.0, -8.25], [123.25, -8.35], [123.5, -8.25], [124.0, -8.46], [124.5, -8.25], [125.03, -8.47], [125.25, -9.0], [125.03, -9.53], [124.5, -9.75], [124.2, -9.63], [124.15, -9.75], [124.25, -10.0], [124.15, -10.25], [124.25, -10.5], [124.03, -11.03], [123.5, -11.25], [123.25, -11.15], [123.0, -11.25], [122.75, -11.15], [122.5, -11.25], [121.97, -11.03], [121.82, -10.68], [121.75, -10.65], [121.5, -10.75], [120.97, -10.53]]]]}, "2012-02-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.97, -12.53], [128.75, -12.0], [128.97, -11.47], [129.5, -11.25], [130.03, -11.47], [130.25, -12.0], [130.03, -12.53], [129.5, -12.75], [128.97, -12.53]]], [[[120.75, -10.0], [120.97, -9.47], [121.5, -9.25], [121.75, -9.35], [121.88, -9.3], [121.75, -9.0], [121.97, -8.47], [122.5, -8.25], [122.75, -8.35], [123.0, -8.25], [123.25, -8.35], [123.5, -8.25], [124.0, -8.46], [124.5, -8.25], [125.03, -8.47], [125.25, -9.0], [125.03, -9.53], [124.5, -9.75], [124.2, -9.63], [124.15, -9.75], [124.25, -10.0], [124.15, -10.25], [124.25, -10.5], [124.03, -11.03], [123.5, -11.25], [123.25, -11.15], [123.0, -11.25], [122.75, -11.15], [122.5, -11.25], [121.97, -11.03], [121.82, -10.68], [121.75, -10.65], [121.5, -10.75], [120.97, -10.53], [120.75, -10.0]]]]}, "2012-02-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.0, -14.75], [121.25, -14.85], [121.5, -14.75], [121.75, -14.85], [122.0, -14.75], [122.25, -14.85], [122.5, -14.75], [123.03, -14.97], [123.25, -15.5], [123.15, -15.75], [123.25, -16.0], [123.03, -16.53], [122.68, -16.68], [122.53, -17.03], [122.0, -17.25], [121.75, -17.15], [121.5, -17.25], [120.97, -17.03], [120.82, -16.68], [120.47, -16.53], [120.25, -16.0], [120.35, -15.75], [120.25, -15.5], [120.47, -14.97], [121.0, -14.75]]], [[[124.82, -13.82], [124.97, -13.47], [125.5, -13.25], [126.03, -13.47], [126.25, -14.0], [126.03, -14.53], [125.68, -14.68], [125.53, -15.03], [125.18, -15.18], [125.03, -15.53], [124.5, -15.75], [124.25, -15.65], [124.0, -15.75], [123.47, -15.53], [123.25, -15.0], [123.47, -14.47], [123.82, -14.32], [123.97, -13.97], [124.5, -13.75], [124.75, -13.85], [124.82, -13.82]]], [[[120.82, -9.82], [120.97, -9.47], [121.5, -9.25], [121.75, -9.35], [121.88, -9.3], [121.75, -9.0], [121.97, -8.47], [122.5, -8.25], [122.75, -8.35], [123.0, -8.25], [123.25, -8.35], [123.5, -8.25], [124.0, -8.46], [124.5, -8.25], [125.03, -8.47], [125.25, -9.0], [125.03, -9.53], [124.5, -9.75], [124.2, -9.63], [124.15, -9.75], [124.25, -10.0], [124.13, -10.3], [124.25, -10.35], [124.5, -10.25], [124.75, -10.35], [125.0, -10.25], [125.25, -10.35], [125.5, -10.25], [125.75, -10.35], [126.0, -10.25], [126.53, -10.47], [126.68, -10.82], [126.75, -10.85], [127.0, -10.75], [127.53, -10.97], [127.68, -11.32], [128.0, -11.46], [128.5, -11.25], [128.75, -11.35], [129.0, -11.25], [129.25, -11.35], [129.5, -11.25], [130.03, -11.47], [130.25, -12.0], [130.03, -12.53], [129.5, -12.75], [129.25, -12.65], [129.13, -12.7], [129.25, -13.0], [129.15, -13.25], [129.18, -13.32], [129.53, -13.47], [129.75, -14.0], [129.65, -14.25], [129.75, -14.5], [129.53, -15.03], [129.0, -15.25], [128.47, -15.03], [128.32, -14.68], [127.97, -14.53], [127.82, -14.18], [127.47, -14.03], [127.32, -13.68], [127.25, -13.65], [127.0, -13.75], [126.47, -13.53], [126.25, -13.0], [126.47, -12.47], [126.82, -12.32], [126.85, -12.25], [126.82, -12.18], [126.75, -12.15], [126.5, -12.25], [126.0, -12.04], [125.5, -12.25], [125.25, -12.15], [125.0, -12.25], [124.47, -12.03], [124.32, -11.68], [124.25, -11.65], [124.0, -11.75], [123.75, -11.65], [123.5, -11.75], [123.0, -11.54], [122.5, -11.75], [122.0, -11.54], [121.5, -11.75], [120.97, -11.53], [120.82, -11.18], [120.47, -11.03], [120.25, -10.5], [120.47, -9.97], [120.82, -9.82]]]]}, "2012-02-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[120.47, -14.97], [121.0, -14.75], [121.25, -14.85], [121.5, -14.75], [121.75, -14.85], [121.82, -14.82], [121.97, -14.47], [122.5, -14.25], [122.75, -14.35], [122.82, -14.32], [122.97, -13.97], [123.32, -13.82], [123.47, -13.47], [123.82, -13.32], [123.97, -12.97], [124.32, -12.82], [124.35, -12.75], [124.25, -12.5], [124.35, -12.25], [124.25, -12.0], [124.35, -11.75], [124.32, -11.68], [124.25, -11.65], [124.18, -11.68], [124.03, -12.03], [123.5, -12.25], [123.25, -12.15], [123.0, -12.25], [122.75, -12.15], [122.5, -12.25], [122.25, -12.15], [122.0, -12.25], [121.47, -12.03], [121.32, -11.68], [120.97, -11.53], [120.82, -11.18], [120.47, -11.03], [120.25, -10.5], [120.47, -9.97], [120.82, -9.82], [120.97, -9.47], [121.5, -9.25], [121.75, -9.35], [121.88, -9.3], [121.75, -9.0], [121.97, -8.47], [122.5, -8.25], [122.75, -8.35], [123.0, -8.25], [123.25, -8.35], [123.5, -8.25], [124.0, -8.46], [124.5, -8.25], [125.03, -8.47], [125.25, -9.0], [125.03, -9.53], [124.68, -9.68], [124.53, -10.03], [124.18, -10.18], [124.15, -10.25], [124.18, -10.32], [124.25, -10.35], [124.5, -10.25], [124.75, -10.35], [125.0, -10.25], [125.25, -10.35], [125.5, -10.25], [125.75, -10.35], [126.0, -10.25], [126.53, -10.47], [126.68, -10.82], [126.75, -10.85], [127.0, -10.75], [127.53, -10.97], [127.68, -11.32], [128.0, -11.46], [128.5, -11.25], [128.75, -11.35], [129.0, -11.25], [129.25, -11.35], [129.5, -11.25], [130.03, -11.47], [130.25, -12.0], [130.03, -12.53], [129.5, -12.75], [129.25, -12.65], [129.13, -12.7], [129.25, -13.0], [129.15, -13.25], [129.18, -13.32], [129.53, -13.47], [129.75, -14.0], [129.65, -14.25], [129.75, -14.5], [129.53, -15.03], [129.0, -15.25], [128.47, -15.03], [128.32, -14.68], [127.97, -14.53], [127.82, -14.18], [127.47, -14.03], [127.32, -13.68], [127.25, -13.65], [127.18, -13.68], [127.03, -14.03], [126.5, -14.25], [126.25, -14.15], [126.18, -14.18], [126.03, -14.53], [125.68, -14.68], [125.53, -15.03], [125.18, -15.18], [125.03, -15.53], [124.68, -15.68], [124.53, -16.03], [124.0, -16.25], [123.75, -16.15], [123.5, -16.25], [123.25, -16.15], [123.18, -16.18], [123.03, -16.53], [122.68, -16.68], [122.53, -17.03], [122.0, -17.25], [121.75, -17.15], [121.5, -17.25], [120.97, -17.03], [120.82, -16.68], [120.47, -16.53], [120.25, -16.0], [120.35, -15.75], [120.25, -15.5], [120.47, -14.97]]]]}, "2012-02-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[120.47, -14.97], [121.0, -14.75], [121.25, -14.85], [121.5, -14.75], [121.75, -14.85], [121.82, -14.82], [121.97, -14.47], [122.5, -14.25], [122.75, -14.35], [122.82, -14.32], [122.97, -13.97], [123.32, -13.82], [123.47, -13.47], [123.82, -13.32], [123.97, -12.97], [124.32, -12.82], [124.35, -12.75], [124.25, -12.5], [124.35, -12.25], [124.25, -12.0], [124.35, -11.75], [124.32, -11.68], [124.25, -11.65], [124.18, -11.68], [124.03, -12.03], [123.5, -12.25], [123.25, -12.15], [123.0, -12.25], [122.75, -12.15], [122.5, -12.25], [122.25, -12.15], [122.0, -12.25], [121.47, -12.03], [121.32, -11.68], [120.97, -11.53], [120.82, -11.18], [120.47, -11.03], [120.25, -10.5], [120.47, -9.97], [120.82, -9.82], [120.97, -9.47], [121.5, -9.25], [121.75, -9.35], [121.88, -9.3], [121.75, -9.0], [121.97, -8.47], [122.5, -8.25], [122.75, -8.35], [123.0, -8.25], [123.25, -8.35], [123.5, -8.25], [124.0, -8.46], [124.5, -8.25], [125.03, -8.47], [125.25, -9.0], [125.03, -9.53], [124.68, -9.68], [124.53, -10.03], [124.18, -10.18], [124.15, -10.25], [124.18, -10.32], [124.25, -10.35], [124.5, -10.25], [124.75, -10.35], [125.0, -10.25], [125.25, -10.35], [125.5, -10.25], [125.75, -10.35], [126.0, -10.25], [126.53, -10.47], [126.68, -10.82], [126.75, -10.85], [127.0, -10.75], [127.53, -10.97], [127.68, -11.32], [128.0, -11.46], [128.5, -11.25], [128.75, -11.35], [129.0, -11.25], [129.25, -11.35], [129.5, -11.25], [130.03, -11.47], [130.25, -12.0], [130.03, -12.53], [129.5, -12.75], [129.25, -12.65], [129.13, -12.7], [129.25, -13.0], [129.15, -13.25], [129.18, -13.32], [129.53, -13.47], [129.75, -14.0], [129.65, -14.25], [129.75, -14.5], [129.53, -15.03], [129.0, -15.25], [128.47, -15.03], [128.32, -14.68], [127.97, -14.53], [127.82, -14.18], [127.47, -14.03], [127.32, -13.68], [127.25, -13.65], [127.18, -13.68], [127.03, -14.03], [126.5, -14.25], [126.25, -14.15], [126.18, -14.18], [126.03, -14.53], [125.68, -14.68], [125.53, -15.03], [125.18, -15.18], [125.03, -15.53], [124.68, -15.68], [124.53, -16.03], [124.0, -16.25], [123.75, -16.15], [123.5, -16.25], [123.25, -16.15], [123.18, -16.18], [123.03, -16.53], [122.68, -16.68], [122.53, -17.03], [122.0, -17.25], [121.75, -17.15], [121.5, -17.25], [120.97, -17.03], [120.82, -16.68], [120.47, -16.53], [120.25, -16.0], [120.35, -15.75], [120.25, -15.5], [120.47, -14.97]]]]}, "2012-02-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.25, -10.85], [125.5, -10.75], [126.03, -10.97], [126.18, -11.32], [126.53, -11.47], [126.68, -11.82], [127.03, -11.97], [127.18, -12.32], [127.25, -12.35], [127.32, -12.32], [127.47, -11.97], [128.0, -11.75], [128.53, -11.97], [128.68, -12.32], [129.03, -12.47], [129.25, -13.0], [129.03, -13.53], [128.68, -13.68], [128.53, -14.03], [128.0, -14.25], [127.47, -14.03], [127.32, -13.68], [127.25, -13.65], [127.18, -13.68], [127.03, -14.03], [126.5, -14.25], [126.25, -14.15], [126.18, -14.18], [126.03, -14.53], [125.68, -14.68], [125.53, -15.03], [125.18, -15.18], [125.03, -15.53], [124.68, -15.68], [124.53, -16.03], [124.0, -16.25], [123.75, -16.15], [123.5, -16.25], [123.25, -16.15], [123.0, -16.25], [122.75, -16.15], [122.5, -16.25], [121.97, -16.03], [121.75, -15.5], [121.85, -15.25], [121.75, -15.0], [121.97, -14.47], [122.5, -14.25], [122.75, -14.35], [122.82, -14.32], [122.97, -13.97], [123.32, -13.82], [123.47, -13.47], [123.82, -13.32], [123.97, -12.97], [124.32, -12.82], [124.35, -12.75], [124.25, -12.5], [124.35, -12.25], [124.25, -12.0], [124.35, -11.75], [124.25, -11.5], [124.47, -10.97], [125.0, -10.75], [125.25, -10.85]]], [[[121.85, -10.25], [121.75, -10.0], [121.97, -9.47], [122.5, -9.25], [122.75, -9.35], [123.0, -9.25], [123.25, -9.35], [123.32, -9.32], [123.47, -8.97], [124.0, -8.75], [124.53, -8.97], [124.75, -9.5], [124.53, -10.03], [124.18, -10.18], [124.15, -10.25], [124.25, -10.5], [124.04, -11.0], [124.25, -11.5], [124.03, -12.03], [123.5, -12.25], [123.25, -12.15], [123.0, -12.25], [122.75, -12.15], [122.5, -12.25], [122.25, -12.15], [122.0, -12.25], [121.47, -12.03], [121.25, -11.5], [121.47, -10.97], [121.82, -10.82], [121.85, -10.75], [121.75, -10.5], [121.85, -10.25]]]]}, "2012-02-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.82, -15.32], [121.85, -15.25], [121.75, -15.0], [121.97, -14.47], [122.5, -14.25], [122.75, -14.35], [123.0, -14.25], [123.53, -14.47], [123.68, -14.82], [124.03, -14.97], [124.25, -15.5], [124.03, -16.03], [123.5, -16.25], [123.25, -16.15], [123.0, -16.25], [122.75, -16.15], [122.68, -16.18], [122.53, -16.53], [122.18, -16.68], [122.03, -17.03], [121.5, -17.25], [120.97, -17.03], [120.75, -16.5], [120.97, -15.97], [121.32, -15.82], [121.47, -15.47], [121.82, -15.32]]]]}, "2012-02-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.0, -15.25], [122.53, -15.47], [122.75, -16.0], [122.53, -16.53], [122.18, -16.68], [122.03, -17.03], [121.5, -17.25], [120.97, -17.03], [120.75, -16.5], [120.97, -15.97], [121.32, -15.82], [121.47, -15.47], [122.0, -15.25]]]]}, "2012-02-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.0, -15.25], [122.53, -15.47], [122.75, -16.0], [122.53, -16.53], [122.18, -16.68], [122.03, -17.03], [121.5, -17.25], [120.97, -17.03], [120.75, -16.5], [120.97, -15.97], [121.32, -15.82], [121.47, -15.47], [122.0, -15.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7413424921689966}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.3003380659203074}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.39242984491068, 28.438363995531574, 28.614529329324682, 29.07133631051653, 29.329137189865833, 29.307134840199467, 29.252556615873516, 29.48095375019369, 29.374265553533064, 29.399813529386506]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.43089996061275, 28.65734194246886, 29.014025924939006, 30.3302734437828, 30.357006635010976, 30.3675418827857, 29.80225999437772, 29.56673136131593, 29.447880597358335, 29.403237484913234]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9443722782180259, 1.0968864889491547, 1.2266618622299688, 1.1374732158337135, 1.3948136409217533, 1.3723860478407606, 1.3236408338093024, 1.1898585694088735, 1.0411768448110479, 1.0686639678007737]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1057207937889189, 1.3043180430695998, 1.66278042655847, 1.5851660582176805, 1.7413424921689966, 1.674282254870775, 1.5188281009819775, 1.2828364825518292, 1.0763296199464207, 1.1103619326398189]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4904842629515727, 1.78280883927811, 1.887640948900085, 1.434159208477135, 1.6727569628575159, 1.648354325664122, 1.5339423307333044, 1.5121047192804207, 1.3391031355771568, 1.3656964475605209]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5873978508938702, 2.262637557660713, 2.821816182286347, 1.818335446700181, 2.6897743245637535, 2.4650609814443154, 1.966049668203498, 1.6423232048749201, 1.3666712503686045, 1.4359051564451115]}}