{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:45.316335", "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-Oct-27_to_2012-Nov-05_279.0_0.0"}, "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": 2012100002808}, "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 27 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 05 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": 145181.11758356338}, "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": ["Ecuador"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "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": ["North Pacific Ocean", "South Pacific 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": 0.0}, "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": 279.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "279.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 277.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 280.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -5.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 1.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-10-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 1.25], [-78.97, 1.03], [-78.75, 0.5], [-78.97, -0.03], [-79.5, -0.25], [-80.03, -0.03], [-80.25, 0.5], [-80.03, 1.03], [-79.5, 1.25]]]]}, "2012-10-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 1.25], [-78.97, 1.03], [-78.75, 0.5], [-78.97, -0.03], [-79.5, -0.25], [-80.03, -0.03], [-80.25, 0.5], [-80.03, 1.03], [-79.5, 1.25]]]]}, "2012-10-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-82.75, -3.0], [-82.65, -2.75], [-82.75, -2.5], [-82.53, -1.97], [-82.18, -1.82], [-82.15, -1.75], [-82.25, -1.5], [-82.15, -1.25], [-82.25, -1.0], [-82.03, -0.47], [-81.5, -0.25], [-81.25, -0.35], [-81.0, -0.25], [-80.47, -0.47], [-80.25, -1.0], [-80.35, -1.25], [-80.25, -1.5], [-80.35, -1.75], [-80.25, -2.0], [-80.35, -2.25], [-80.25, -2.5], [-80.35, -2.75], [-80.25, -3.0], [-80.47, -3.53], [-80.82, -3.68], [-80.85, -3.75], [-80.75, -4.0], [-80.85, -4.25], [-80.75, -4.5], [-80.85, -4.75], [-80.75, -5.0], [-80.97, -5.53], [-81.5, -5.75], [-82.03, -5.53], [-82.25, -5.0], [-82.15, -4.75], [-82.18, -4.68], [-82.53, -4.53], [-82.75, -4.0], [-82.65, -3.75], [-82.75, -3.5], [-82.65, -3.25], [-82.75, -3.0]]], [[[-79.5, 1.75], [-78.97, 1.53], [-78.75, 1.0], [-78.85, 0.75], [-78.75, 0.5], [-78.97, -0.03], [-79.5, -0.25], [-80.03, -0.03], [-80.25, 0.5], [-80.15, 0.75], [-80.25, 1.0], [-80.03, 1.53], [-79.5, 1.75]]]]}, "2012-10-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-83.15, -1.75], [-83.25, -1.5], [-83.15, -1.25], [-83.25, -1.0], [-83.15, -0.75], [-83.25, -0.5], [-83.15, -0.25], [-83.25, 0.0], [-83.03, 0.53], [-82.68, 0.68], [-82.53, 1.03], [-82.18, 1.18], [-82.03, 1.53], [-81.5, 1.75], [-81.25, 1.65], [-81.0, 1.75], [-80.75, 1.65], [-80.5, 1.75], [-80.25, 1.65], [-80.0, 1.75], [-79.75, 1.65], [-79.5, 1.75], [-78.97, 1.53], [-78.75, 1.0], [-78.85, 0.75], [-78.75, 0.5], [-78.97, -0.03], [-79.5, -0.25], [-79.75, -0.15], [-79.82, -0.18], [-79.97, -0.53], [-80.32, -0.68], [-80.35, -0.75], [-80.25, -1.0], [-80.35, -1.25], [-80.25, -1.5], [-80.35, -1.75], [-80.25, -2.0], [-80.35, -2.25], [-80.32, -2.32], [-79.97, -2.47], [-79.75, -3.0], [-79.97, -3.53], [-80.32, -3.68], [-80.47, -4.03], [-80.82, -4.18], [-80.85, -4.25], [-80.75, -4.5], [-80.85, -4.75], [-80.75, -5.0], [-80.97, -5.53], [-81.5, -5.75], [-82.03, -5.53], [-82.25, -5.0], [-82.15, -4.75], [-82.18, -4.68], [-82.53, -4.53], [-82.75, -4.0], [-82.65, -3.75], [-82.75, -3.5], [-82.65, -3.25], [-82.68, -3.18], [-83.03, -3.03], [-83.25, -2.5], [-83.15, -2.25], [-83.25, -2.0], [-83.15, -1.75]]]]}, "2012-10-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-83.15, -1.75], [-83.25, -1.5], [-83.15, -1.25], [-83.25, -1.0], [-83.15, -0.75], [-83.25, -0.5], [-83.15, -0.25], [-83.25, 0.0], [-83.03, 0.53], [-82.68, 0.68], [-82.53, 1.03], [-82.18, 1.18], [-82.03, 1.53], [-81.5, 1.75], [-81.25, 1.65], [-81.0, 1.75], [-80.75, 1.65], [-80.5, 1.75], [-80.25, 1.65], [-80.0, 1.75], [-79.75, 1.65], [-79.5, 1.75], [-78.97, 1.53], [-78.75, 1.0], [-78.85, 0.75], [-78.75, 0.5], [-78.97, -0.03], [-79.5, -0.25], [-79.75, -0.15], [-79.82, -0.18], [-79.97, -0.53], [-80.32, -0.68], [-80.35, -0.75], [-80.25, -1.0], [-80.35, -1.25], [-80.25, -1.5], [-80.35, -1.75], [-80.25, -2.0], [-80.35, -2.25], [-80.32, -2.32], [-79.97, -2.47], [-79.75, -3.0], [-79.97, -3.53], [-80.32, -3.68], [-80.47, -4.03], [-80.82, -4.18], [-80.85, -4.25], [-80.75, -4.5], [-80.85, -4.75], [-80.75, -5.0], [-80.97, -5.53], [-81.5, -5.75], [-82.03, -5.53], [-82.25, -5.0], [-82.15, -4.75], [-82.18, -4.68], [-82.53, -4.53], [-82.75, -4.0], [-82.65, -3.75], [-82.75, -3.5], [-82.65, -3.25], [-82.68, -3.18], [-83.03, -3.03], [-83.25, -2.5], [-83.15, -2.25], [-83.25, -2.0], [-83.15, -1.75]]]]}, "2012-11-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-83.15, -1.75], [-83.25, -1.5], [-83.15, -1.25], [-83.25, -1.0], [-83.15, -0.75], [-83.25, -0.5], [-83.15, -0.25], [-83.25, 0.0], [-83.03, 0.53], [-82.68, 0.68], [-82.53, 1.03], [-82.18, 1.18], [-82.03, 1.53], [-81.5, 1.75], [-81.25, 1.65], [-81.0, 1.75], [-80.75, 1.65], [-80.5, 1.75], [-80.25, 1.65], [-80.0, 1.75], [-79.75, 1.65], [-79.5, 1.75], [-78.97, 1.53], [-78.75, 1.0], [-78.97, 0.47], [-79.32, 0.32], [-79.47, -0.03], [-79.82, -0.18], [-79.97, -0.53], [-80.32, -0.68], [-80.35, -0.75], [-80.25, -1.0], [-80.35, -1.25], [-80.25, -1.5], [-80.35, -1.75], [-80.25, -2.0], [-80.35, -2.25], [-80.32, -2.32], [-79.97, -2.47], [-79.75, -3.0], [-79.97, -3.53], [-80.32, -3.68], [-80.47, -4.03], [-81.0, -4.25], [-81.53, -4.03], [-81.68, -3.68], [-81.75, -3.65], [-82.0, -3.75], [-82.53, -3.53], [-82.68, -3.18], [-83.03, -3.03], [-83.25, -2.5], [-83.15, -2.25], [-83.25, -2.0], [-83.15, -1.75]]]]}, "2012-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-82.65, -1.75], [-82.75, -1.5], [-82.65, -1.25], [-82.75, -1.0], [-82.65, -0.75], [-82.75, -0.5], [-82.65, -0.25], [-82.75, 0.0], [-82.53, 0.53], [-82.18, 0.68], [-82.03, 1.03], [-81.68, 1.18], [-81.53, 1.53], [-81.0, 1.75], [-80.75, 1.65], [-80.5, 1.75], [-79.97, 1.53], [-79.82, 1.18], [-79.47, 1.03], [-79.25, 0.5], [-79.47, -0.03], [-79.82, -0.18], [-79.97, -0.53], [-80.32, -0.68], [-80.35, -0.75], [-80.25, -1.0], [-80.35, -1.25], [-80.25, -1.5], [-80.35, -1.75], [-80.25, -2.0], [-80.35, -2.25], [-80.32, -2.32], [-79.97, -2.47], [-79.75, -3.0], [-79.97, -3.53], [-80.5, -3.75], [-80.75, -3.65], [-81.0, -3.75], [-81.53, -3.53], [-81.68, -3.18], [-81.75, -3.15], [-82.0, -3.25], [-82.53, -3.03], [-82.75, -2.5], [-82.65, -2.25], [-82.75, -2.0], [-82.65, -1.75]]]]}, "2012-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-82.15, -1.25], [-82.25, -1.0], [-82.15, -0.75], [-82.25, -0.5], [-82.15, -0.25], [-82.25, 0.0], [-82.15, 0.25], [-82.25, 0.5], [-82.03, 1.03], [-81.68, 1.18], [-81.53, 1.53], [-81.0, 1.75], [-80.75, 1.65], [-80.5, 1.75], [-79.97, 1.53], [-79.75, 1.0], [-79.85, 0.75], [-79.75, 0.5], [-79.85, 0.25], [-79.75, 0.0], [-79.97, -0.53], [-80.32, -0.68], [-80.35, -0.75], [-80.25, -1.0], [-80.35, -1.25], [-80.25, -1.5], [-80.47, -2.03], [-80.82, -2.18], [-80.97, -2.53], [-81.5, -2.75], [-82.03, -2.53], [-82.25, -2.0], [-82.15, -1.75], [-82.25, -1.5], [-82.15, -1.25]]]]}, "2012-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-82.15, -1.25], [-82.25, -1.0], [-82.15, -0.75], [-82.25, -0.5], [-82.15, -0.25], [-82.25, 0.0], [-82.03, 0.53], [-81.5, 0.75], [-81.25, 0.65], [-81.18, 0.68], [-81.03, 1.03], [-80.5, 1.25], [-79.97, 1.03], [-79.75, 0.5], [-79.85, 0.25], [-79.75, 0.0], [-79.97, -0.53], [-80.32, -0.68], [-80.35, -0.75], [-80.25, -1.0], [-80.35, -1.25], [-80.25, -1.5], [-80.47, -2.03], [-80.82, -2.18], [-80.97, -2.53], [-81.5, -2.75], [-82.03, -2.53], [-82.25, -2.0], [-82.15, -1.75], [-82.25, -1.5], [-82.15, -1.25]]]]}, "2012-11-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-80.5, 1.25], [-79.97, 1.03], [-79.75, 0.5], [-79.97, -0.03], [-80.32, -0.18], [-80.47, -0.53], [-81.0, -0.75], [-81.53, -0.53], [-81.75, 0.0], [-81.53, 0.53], [-81.18, 0.68], [-81.03, 1.03], [-80.5, 1.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.0587494487054414}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7366309640771485}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.631306536041393, 25.50830582307134, 22.51817674013455, 24.088124789720723, 24.099824573429373, 23.81213866514213, 23.79499212516282, 24.25810789796259, 23.76271084155013, 24.61127809215992]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.631306536041393, 25.50830582307134, 26.02447083281072, 26.66429353262214, 26.471580249393128, 26.21573943075839, 25.359440720070722, 25.288137158057793, 24.765003848900903, 24.830272518820777]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1132601865795664, 1.0017789825901104, 1.537128557027708, 2.103140054829056, 2.121257067793637, 1.5287579427704188, 1.432196690844421, 1.3156852792363452, 1.222582279335365, 1.0107728612188112]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1132601865795664, 1.0017789825901104, 1.99355271289852, 3.0587494487054414, 2.727283466241772, 2.0384524783137294, 1.8892523253427385, 1.670677222900963, 1.461161029214793, 1.1065370072527116]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4499835510073167, 1.3051483947550606, 1.2746484002265257, 1.8238186862363186, 1.8166857717824154, 1.3277659428270037, 1.2868057297337299, 1.2775097577269368, 1.1287041737749024, 1.1406365770872617]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4499835510073167, 1.3051483947550606, 1.4491772915916905, 2.381474575608207, 2.1220729333775767, 1.5992445958087282, 1.4866620583362293, 1.4811680843959452, 1.211339910842896, 1.145391646640517]}}