{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:57.263055", "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": "2010-Oct-15_to_2010-Oct-18_105.5_-71.5"}, "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": 2010100002042}, "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": "October 15 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 18 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 156862.05672193522}, "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": ["Antarctica"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Antarctica"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Antarctica"]}, "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": -71.5}, "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": 105.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "105.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 101.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 113.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -73.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -66.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-10-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.75, -70.5], [100.97, -69.97], [101.5, -69.75], [101.75, -69.85], [101.82, -69.82], [101.97, -69.47], [102.5, -69.25], [102.75, -69.35], [103.0, -69.25], [103.25, -69.35], [103.5, -69.25], [103.75, -69.35], [104.0, -69.25], [104.25, -69.35], [104.5, -69.25], [105.03, -69.47], [105.18, -69.82], [105.25, -69.85], [105.5, -69.75], [105.75, -69.85], [106.0, -69.75], [105.47, -69.53], [105.25, -69.0], [105.46, -68.5], [105.32, -68.18], [105.25, -68.15], [105.0, -68.25], [104.47, -68.03], [104.32, -67.68], [103.97, -67.53], [103.75, -67.0], [103.97, -66.47], [104.5, -66.25], [104.75, -66.35], [105.0, -66.25], [105.25, -66.35], [105.5, -66.25], [106.03, -66.47], [106.18, -66.82], [106.25, -66.85], [106.5, -66.75], [106.75, -66.85], [107.0, -66.75], [107.25, -66.85], [107.5, -66.75], [107.75, -66.85], [108.0, -66.75], [108.25, -66.85], [108.5, -66.75], [109.03, -66.97], [109.18, -67.32], [109.53, -67.47], [109.75, -68.0], [109.65, -68.25], [109.68, -68.32], [109.75, -68.35], [110.0, -68.25], [110.53, -68.47], [110.75, -69.0], [110.54, -69.5], [110.75, -70.0], [110.65, -70.25], [110.75, -70.5], [110.54, -71.0], [110.75, -71.5], [110.54, -72.0], [110.75, -72.5], [110.54, -73.0], [110.75, -73.5], [110.53, -74.03], [110.0, -74.25], [109.75, -74.15], [109.5, -74.25], [109.25, -74.15], [109.0, -74.25], [108.75, -74.15], [108.5, -74.25], [108.25, -74.15], [108.0, -74.25], [107.47, -74.03], [107.32, -73.68], [107.25, -73.65], [107.0, -73.75], [106.75, -73.65], [106.5, -73.75], [106.25, -73.65], [106.0, -73.75], [105.75, -73.65], [105.5, -73.75], [105.25, -73.65], [105.0, -73.75], [104.47, -73.53], [104.32, -73.18], [104.25, -73.15], [104.0, -73.25], [103.75, -73.15], [103.5, -73.25], [103.25, -73.15], [103.0, -73.25], [102.47, -73.03], [102.25, -72.5], [102.35, -72.25], [102.25, -72.0], [102.35, -71.75], [102.32, -71.68], [102.25, -71.65], [102.0, -71.75], [101.47, -71.53], [101.32, -71.18], [100.97, -71.03], [100.75, -70.5]], [[106.25, -69.85], [106.5, -69.75], [106.25, -69.65], [106.0, -69.75], [106.25, -69.85]], [[106.75, -69.85], [106.88, -69.8], [106.82, -69.68], [106.75, -69.65], [106.5, -69.75], [106.75, -69.85]]]]}, "2010-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.75, -70.5], [100.97, -69.97], [101.5, -69.75], [101.75, -69.85], [101.82, -69.82], [101.97, -69.47], [102.5, -69.25], [102.75, -69.35], [103.0, -69.25], [103.25, -69.35], [103.5, -69.25], [103.75, -69.35], [104.0, -69.25], [104.25, -69.35], [104.5, -69.25], [105.03, -69.47], [105.18, -69.82], [105.25, -69.85], [105.5, -69.75], [105.75, -69.85], [106.0, -69.75], [105.47, -69.53], [105.25, -69.0], [105.46, -68.5], [105.32, -68.18], [105.25, -68.15], [105.0, -68.25], [104.47, -68.03], [104.32, -67.68], [103.97, -67.53], [103.75, -67.0], [103.97, -66.47], [104.5, -66.25], [104.75, -66.35], [105.0, -66.25], [105.25, -66.35], [105.5, -66.25], [106.03, -66.47], [106.18, -66.82], [106.25, -66.85], [106.5, -66.75], [106.75, -66.85], [107.0, -66.75], [107.25, -66.85], [107.5, -66.75], [107.75, -66.85], [108.0, -66.75], [108.25, -66.85], [108.5, -66.75], [109.03, -66.97], [109.18, -67.32], [109.53, -67.47], [109.75, -68.0], [109.65, -68.25], [109.68, -68.32], [109.75, -68.35], [110.0, -68.25], [110.53, -68.47], [110.75, -69.0], [110.54, -69.5], [110.75, -70.0], [110.65, -70.25], [110.75, -70.5], [110.54, -71.0], [110.75, -71.5], [110.63, -71.8], [110.75, -71.85], [111.0, -71.75], [111.25, -71.85], [111.5, -71.75], [111.75, -71.85], [112.0, -71.75], [112.53, -71.97], [112.68, -72.32], [112.75, -72.35], [113.0, -72.25], [113.25, -72.35], [113.5, -72.25], [114.03, -72.47], [114.25, -73.0], [114.15, -73.25], [114.25, -73.5], [114.03, -74.03], [113.5, -74.25], [113.25, -74.15], [113.0, -74.25], [112.75, -74.15], [112.5, -74.25], [112.25, -74.15], [112.0, -74.25], [111.75, -74.15], [111.5, -74.25], [111.25, -74.15], [111.0, -74.25], [110.75, -74.15], [110.5, -74.25], [110.25, -74.15], [110.0, -74.25], [109.75, -74.15], [109.5, -74.25], [109.25, -74.15], [109.0, -74.25], [108.75, -74.15], [108.5, -74.25], [108.25, -74.15], [108.0, -74.25], [107.47, -74.03], [107.32, -73.68], [107.25, -73.65], [107.0, -73.75], [106.75, -73.65], [106.5, -73.75], [106.25, -73.65], [106.0, -73.75], [105.75, -73.65], [105.5, -73.75], [105.25, -73.65], [105.0, -73.75], [104.47, -73.53], [104.32, -73.18], [104.25, -73.15], [104.0, -73.25], [103.75, -73.15], [103.5, -73.25], [103.25, -73.15], [103.0, -73.25], [102.47, -73.03], [102.25, -72.5], [102.35, -72.25], [102.25, -72.0], [102.35, -71.75], [102.32, -71.68], [102.25, -71.65], [102.0, -71.75], [101.47, -71.53], [101.32, -71.18], [100.97, -71.03], [100.75, -70.5]], [[106.25, -69.85], [106.5, -69.75], [106.25, -69.65], [106.0, -69.75], [106.25, -69.85]], [[106.75, -69.85], [106.88, -69.8], [106.82, -69.68], [106.75, -69.65], [106.5, -69.75], [106.75, -69.85]]]]}, "2010-10-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.75, -70.5], [100.97, -69.97], [101.5, -69.75], [101.75, -69.85], [101.82, -69.82], [101.97, -69.47], [102.5, -69.25], [102.75, -69.35], [103.0, -69.25], [103.25, -69.35], [103.5, -69.25], [103.75, -69.35], [104.0, -69.25], [104.25, -69.35], [104.5, -69.25], [105.03, -69.47], [105.18, -69.82], [105.25, -69.85], [105.5, -69.75], [105.75, -69.85], [106.0, -69.75], [105.47, -69.53], [105.25, -69.0], [105.46, -68.5], [105.32, -68.18], [105.25, -68.15], [105.0, -68.25], [104.47, -68.03], [104.32, -67.68], [103.97, -67.53], [103.75, -67.0], [103.97, -66.47], [104.5, -66.25], [104.75, -66.35], [105.0, -66.25], [105.25, -66.35], [105.5, -66.25], [106.03, -66.47], [106.18, -66.82], [106.25, -66.85], [106.5, -66.75], [106.75, -66.85], [107.0, -66.75], [107.25, -66.85], [107.5, -66.75], [107.75, -66.85], [108.0, -66.75], [108.25, -66.85], [108.5, -66.75], [109.03, -66.97], [109.18, -67.32], [109.53, -67.47], [109.75, -68.0], [109.65, -68.25], [109.68, -68.32], [109.75, -68.35], [110.0, -68.25], [110.53, -68.47], [110.75, -69.0], [110.54, -69.5], [110.75, -70.0], [110.65, -70.25], [110.75, -70.5], [110.54, -71.0], [110.75, -71.5], [110.63, -71.8], [110.75, -71.85], [111.0, -71.75], [111.25, -71.85], [111.5, -71.75], [111.75, -71.85], [112.0, -71.75], [112.53, -71.97], [112.68, -72.32], [112.75, -72.35], [113.0, -72.25], [113.25, -72.35], [113.5, -72.25], [114.03, -72.47], [114.25, -73.0], [114.15, -73.25], [114.25, -73.5], [114.03, -74.03], [113.5, -74.25], [113.25, -74.15], [113.0, -74.25], [112.75, -74.15], [112.5, -74.25], [112.25, -74.15], [112.0, -74.25], [111.75, -74.15], [111.5, -74.25], [111.25, -74.15], [111.0, -74.25], [110.75, -74.15], [110.5, -74.25], [110.25, -74.15], [110.0, -74.25], [109.75, -74.15], [109.5, -74.25], [109.25, -74.15], [109.0, -74.25], [108.75, -74.15], [108.5, -74.25], [108.25, -74.15], [108.0, -74.25], [107.47, -74.03], [107.32, -73.68], [107.25, -73.65], [107.0, -73.75], [106.75, -73.65], [106.5, -73.75], [106.25, -73.65], [106.0, -73.75], [105.75, -73.65], [105.5, -73.75], [105.25, -73.65], [105.0, -73.75], [104.47, -73.53], [104.32, -73.18], [104.25, -73.15], [104.0, -73.25], [103.75, -73.15], [103.5, -73.25], [103.25, -73.15], [103.0, -73.25], [102.47, -73.03], [102.25, -72.5], [102.35, -72.25], [102.25, -72.0], [102.35, -71.75], [102.32, -71.68], [102.25, -71.65], [102.0, -71.75], [101.47, -71.53], [101.32, -71.18], [100.97, -71.03], [100.75, -70.5]], [[106.25, -69.85], [106.5, -69.75], [106.25, -69.65], [106.0, -69.75], [106.25, -69.85]], [[106.75, -69.85], [106.88, -69.8], [106.82, -69.68], [106.75, -69.65], [106.5, -69.75], [106.75, -69.85]]]]}, "2010-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[103.25, -72.0], [103.47, -71.47], [104.0, -71.25], [104.25, -71.35], [104.5, -71.25], [104.75, -71.35], [104.82, -71.32], [104.97, -70.97], [105.5, -70.75], [105.75, -70.85], [106.0, -70.75], [106.25, -70.85], [106.5, -70.75], [106.75, -70.85], [107.0, -70.75], [107.53, -70.97], [107.68, -71.32], [107.75, -71.35], [108.0, -71.25], [108.25, -71.35], [108.5, -71.25], [109.03, -71.47], [109.18, -71.82], [109.25, -71.85], [109.5, -71.75], [109.75, -71.85], [110.0, -71.75], [110.25, -71.85], [110.5, -71.75], [110.75, -71.85], [111.0, -71.75], [111.25, -71.85], [111.5, -71.75], [111.75, -71.85], [112.0, -71.75], [112.53, -71.97], [112.68, -72.32], [112.75, -72.35], [113.0, -72.25], [113.25, -72.35], [113.5, -72.25], [114.03, -72.47], [114.25, -73.0], [114.15, -73.25], [114.25, -73.5], [114.03, -74.03], [113.5, -74.25], [113.25, -74.15], [113.0, -74.25], [112.75, -74.15], [112.5, -74.25], [112.25, -74.15], [112.0, -74.25], [111.75, -74.15], [111.5, -74.25], [111.25, -74.15], [111.0, -74.25], [110.75, -74.15], [110.5, -74.25], [110.25, -74.15], [110.0, -74.25], [109.75, -74.15], [109.5, -74.25], [109.25, -74.15], [109.0, -74.25], [108.75, -74.15], [108.5, -74.25], [108.25, -74.15], [108.0, -74.25], [107.47, -74.03], [107.32, -73.68], [107.25, -73.65], [107.0, -73.75], [106.75, -73.65], [106.5, -73.75], [106.25, -73.65], [106.0, -73.75], [105.75, -73.65], [105.5, -73.75], [105.25, -73.65], [105.0, -73.75], [104.47, -73.53], [104.32, -73.18], [103.97, -73.03], [103.82, -72.68], [103.47, -72.53], [103.25, -72.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 11.059511682424812}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 8.217476384904067}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-32.67728101050528, -33.582755280397805, -33.20050763196011, -40.57794729234362]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [-18.25357268986272, -17.518403576684705, -16.95318979850032, -38.198765788377244]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [8.42219416848517, 8.277480565871523, 8.513040352970133, 6.828972221299724]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [10.804285307470138, 9.593602088255238, 11.059511682424812, 7.71038909969559]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7513938286298394, 1.7173976184410895, 1.7648455457494192, 1.4987214153880164]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.2202685962880566, 2.022995310038898, 2.1509495891231354, 1.6623618439116294]}}