{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:44.178380", "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": "2013-Oct-01_to_2013-Oct-21_306.0_-0.5"}, "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": 2013100001501}, "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 01 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 21 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 21}, "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": 114356.34691380346}, "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": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": []}, "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": -0.5}, "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": 306.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "306.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 304.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 308.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -1.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 2.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-10-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.75, -0.5], [-53.65, -0.25], [-53.75, 0.0], [-53.53, 0.53], [-53.18, 0.68], [-53.03, 1.03], [-52.68, 1.18], [-52.53, 1.53], [-52.0, 1.75], [-51.47, 1.53], [-51.32, 1.18], [-50.97, 1.03], [-50.75, 0.5], [-50.97, -0.03], [-51.32, -0.18], [-51.47, -0.53], [-51.82, -0.68], [-51.97, -1.03], [-52.32, -1.18], [-52.47, -1.53], [-52.82, -1.68], [-52.97, -2.03], [-53.5, -2.25], [-54.03, -2.03], [-54.25, -1.5], [-54.03, -0.97], [-53.68, -0.82], [-53.65, -0.75], [-53.75, -0.5]]]]}, "2013-10-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.18, 0.68], [-54.03, 1.03], [-53.5, 1.25], [-53.25, 1.15], [-53.18, 1.18], [-53.03, 1.53], [-52.5, 1.75], [-52.25, 1.65], [-52.0, 1.75], [-51.47, 1.53], [-51.32, 1.18], [-50.97, 1.03], [-50.75, 0.5], [-50.97, -0.03], [-51.32, -0.18], [-51.47, -0.53], [-51.82, -0.68], [-51.97, -1.03], [-52.32, -1.18], [-52.47, -1.53], [-52.82, -1.68], [-52.97, -2.03], [-53.5, -2.25], [-53.75, -2.15], [-54.0, -2.25], [-54.53, -2.03], [-54.75, -1.5], [-54.54, -1.0], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.18, 0.68], [-54.03, 1.03], [-53.5, 1.25], [-53.25, 1.15], [-53.18, 1.18], [-53.03, 1.53], [-52.5, 1.75], [-52.25, 1.65], [-52.0, 1.75], [-51.47, 1.53], [-51.32, 1.18], [-50.97, 1.03], [-50.75, 0.5], [-50.97, -0.03], [-51.32, -0.18], [-51.47, -0.53], [-51.82, -0.68], [-51.97, -1.03], [-52.32, -1.18], [-52.47, -1.53], [-52.82, -1.68], [-52.97, -2.03], [-53.5, -2.25], [-53.75, -2.15], [-54.0, -2.25], [-54.53, -2.03], [-54.75, -1.5], [-54.54, -1.0], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.18, 0.68], [-54.03, 1.03], [-53.5, 1.25], [-53.25, 1.15], [-53.18, 1.18], [-53.03, 1.53], [-52.5, 1.75], [-51.97, 1.53], [-51.75, 1.0], [-51.97, 0.47], [-52.32, 0.32], [-52.46, 0.0], [-52.25, -0.5], [-52.47, -1.03], [-52.82, -1.18], [-52.85, -1.25], [-52.75, -1.5], [-52.97, -2.03], [-53.5, -2.25], [-53.75, -2.15], [-54.0, -2.25], [-54.53, -2.03], [-54.75, -1.5], [-54.54, -1.0], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.0, 0.25], [-53.47, 0.03], [-53.25, -0.5], [-53.47, -1.03], [-54.0, -1.25], [-54.53, -1.03], [-54.75, -0.5], [-54.53, 0.03], [-54.0, 0.25]]]]}, "2013-10-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.0, 0.75], [-53.75, 0.65], [-53.5, 0.75], [-53.25, 0.65], [-53.0, 0.75], [-52.47, 0.53], [-52.32, 0.18], [-51.97, 0.03], [-51.75, -0.5], [-51.97, -1.03], [-52.5, -1.25], [-52.75, -1.15], [-53.0, -1.25], [-53.5, -1.04], [-54.0, -1.25], [-54.53, -1.03], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.0, 0.75], [-53.75, 0.65], [-53.5, 0.75], [-53.25, 0.65], [-53.0, 0.75], [-52.47, 0.53], [-52.32, 0.18], [-51.97, 0.03], [-51.75, -0.5], [-51.97, -1.03], [-52.5, -1.25], [-52.75, -1.15], [-53.0, -1.25], [-53.5, -1.04], [-54.0, -1.25], [-54.53, -1.03], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.0, 0.75], [-53.75, 0.65], [-53.5, 0.75], [-53.25, 0.65], [-53.0, 0.75], [-52.47, 0.53], [-52.32, 0.18], [-51.97, 0.03], [-51.75, -0.5], [-51.97, -1.03], [-52.5, -1.25], [-52.75, -1.15], [-53.0, -1.25], [-53.25, -1.15], [-53.5, -1.25], [-53.75, -1.15], [-54.0, -1.25], [-54.53, -1.03], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.0, 0.75], [-53.75, 0.65], [-53.5, 0.75], [-52.97, 0.53], [-52.75, 0.0], [-52.85, -0.25], [-52.75, -0.5], [-52.97, -1.03], [-53.5, -1.25], [-53.75, -1.15], [-54.0, -1.25], [-54.53, -1.03], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.75, 0.0], [-54.53, 0.53], [-54.18, 0.68], [-54.03, 1.03], [-53.68, 1.18], [-53.53, 1.53], [-53.0, 1.75], [-52.47, 1.53], [-52.25, 1.0], [-52.35, 0.75], [-52.25, 0.5], [-52.35, 0.25], [-52.25, 0.0], [-52.47, -0.53], [-52.82, -0.68], [-52.97, -1.03], [-53.5, -1.25], [-54.03, -1.03], [-54.18, -0.68], [-54.53, -0.53], [-54.75, 0.0]]]]}, "2013-10-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.18, 0.68], [-54.03, 1.03], [-53.68, 1.18], [-53.53, 1.53], [-53.0, 1.75], [-52.47, 1.53], [-52.25, 1.0], [-52.35, 0.75], [-52.25, 0.5], [-52.35, 0.25], [-52.25, 0.0], [-52.47, -0.53], [-53.0, -0.75], [-53.25, -0.65], [-53.32, -0.68], [-53.47, -1.03], [-54.0, -1.25], [-54.53, -1.03], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2013-10-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.18, 0.68], [-54.12, 0.8], [-54.53, 0.97], [-54.75, 1.5], [-54.53, 2.03], [-54.18, 2.18], [-54.03, 2.53], [-53.5, 2.75], [-52.97, 2.53], [-52.75, 2.0], [-52.85, 1.75], [-52.82, 1.68], [-52.47, 1.53], [-52.25, 1.0], [-52.35, 0.75], [-52.25, 0.5], [-52.35, 0.25], [-52.25, 0.0], [-52.47, -0.53], [-53.0, -0.75], [-53.25, -0.65], [-53.32, -0.68], [-53.47, -1.03], [-54.0, -1.25], [-54.25, -1.15], [-54.5, -1.25], [-55.03, -1.03], [-55.25, -0.5], [-55.03, 0.03], [-54.68, 0.18], [-54.53, 0.53], [-54.18, 0.68]]]]}, "2013-10-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.18, 0.68], [-54.12, 0.8], [-54.53, 0.97], [-54.75, 1.5], [-54.53, 2.03], [-54.18, 2.18], [-54.03, 2.53], [-53.5, 2.75], [-52.97, 2.53], [-52.75, 2.0], [-52.85, 1.75], [-52.82, 1.68], [-52.47, 1.53], [-52.25, 1.0], [-52.47, 0.47], [-52.82, 0.32], [-52.85, 0.25], [-52.75, 0.0], [-52.97, -0.53], [-53.32, -0.68], [-53.47, -1.03], [-54.0, -1.25], [-54.25, -1.15], [-54.5, -1.25], [-55.03, -1.03], [-55.25, -0.5], [-55.03, 0.03], [-54.68, 0.18], [-54.53, 0.53], [-54.18, 0.68]]]]}, "2013-10-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.47, 0.53], [-53.25, 0.0], [-53.35, -0.25], [-53.25, -0.5], [-53.47, -1.03], [-54.0, -1.25], [-54.25, -1.15], [-54.5, -1.25], [-55.03, -1.03], [-55.25, -0.5], [-55.03, 0.03], [-54.68, 0.18], [-54.53, 0.53], [-54.0, 0.75], [-53.47, 0.53]]], [[[-54.53, 2.03], [-54.18, 2.18], [-54.03, 2.53], [-53.5, 2.75], [-52.97, 2.53], [-52.75, 2.0], [-52.85, 1.75], [-52.75, 1.5], [-52.97, 0.97], [-53.5, 0.75], [-53.75, 0.85], [-54.0, 0.75], [-54.53, 0.97], [-54.75, 1.5], [-54.53, 2.03]]]]}, "2013-10-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.65, 0.25], [-55.75, 0.5], [-55.53, 1.03], [-55.18, 1.18], [-55.03, 1.53], [-54.68, 1.68], [-54.53, 2.03], [-54.0, 2.25], [-53.47, 2.03], [-53.25, 1.5], [-53.35, 1.25], [-53.32, 1.18], [-53.25, 1.15], [-53.0, 1.25], [-52.75, 1.15], [-52.5, 1.25], [-51.97, 1.03], [-51.75, 0.5], [-51.85, 0.25], [-51.75, 0.0], [-51.97, -0.53], [-52.32, -0.68], [-52.35, -0.75], [-52.25, -1.0], [-52.47, -1.53], [-52.82, -1.68], [-52.97, -2.03], [-53.5, -2.25], [-54.0, -2.04], [-54.5, -2.25], [-55.03, -2.03], [-55.25, -1.5], [-55.15, -1.25], [-55.18, -1.18], [-55.53, -1.03], [-55.75, -0.5], [-55.65, -0.25], [-55.75, 0.0], [-55.65, 0.25]]]]}, "2013-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.65, 0.25], [-55.75, 0.5], [-55.53, 1.03], [-55.18, 1.18], [-55.03, 1.53], [-54.5, 1.75], [-54.25, 1.65], [-54.0, 1.75], [-53.47, 1.53], [-53.32, 1.18], [-53.25, 1.15], [-53.0, 1.25], [-52.75, 1.15], [-52.5, 1.25], [-51.97, 1.03], [-51.75, 0.5], [-51.85, 0.25], [-51.75, 0.0], [-51.97, -0.53], [-52.32, -0.68], [-52.35, -0.75], [-52.25, -1.0], [-52.47, -1.53], [-52.82, -1.68], [-52.97, -2.03], [-53.5, -2.25], [-53.75, -2.15], [-54.0, -2.25], [-54.25, -2.15], [-54.5, -2.25], [-55.03, -2.03], [-55.25, -1.5], [-55.15, -1.25], [-55.18, -1.18], [-55.53, -1.03], [-55.75, -0.5], [-55.65, -0.25], [-55.75, 0.0], [-55.65, 0.25]]]]}, "2013-10-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.65, 0.25], [-55.75, 0.5], [-55.53, 1.03], [-55.18, 1.18], [-55.03, 1.53], [-54.5, 1.75], [-54.25, 1.65], [-54.0, 1.75], [-53.47, 1.53], [-53.32, 1.18], [-53.25, 1.15], [-53.0, 1.25], [-52.75, 1.15], [-52.5, 1.25], [-51.97, 1.03], [-51.75, 0.5], [-51.85, 0.25], [-51.75, 0.0], [-51.97, -0.53], [-52.32, -0.68], [-52.35, -0.75], [-52.25, -1.0], [-52.47, -1.53], [-52.82, -1.68], [-52.97, -2.03], [-53.5, -2.25], [-53.75, -2.15], [-54.0, -2.25], [-54.25, -2.15], [-54.5, -2.25], [-55.03, -2.03], [-55.25, -1.5], [-55.15, -1.25], [-55.18, -1.18], [-55.53, -1.03], [-55.75, -0.5], [-55.65, -0.25], [-55.75, 0.0], [-55.65, 0.25]]]]}, "2013-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.03], [-54.0, 0.25], [-53.57, 0.07], [-53.75, 0.5], [-53.53, 1.03], [-53.0, 1.25], [-52.47, 1.03], [-52.25, 0.5], [-52.47, -0.03], [-53.0, -0.25], [-52.47, -0.47], [-52.25, -1.0], [-52.47, -1.53], [-52.82, -1.68], [-52.97, -2.03], [-53.5, -2.25], [-53.75, -2.15], [-54.0, -2.25], [-54.53, -2.03], [-54.75, -1.5], [-54.54, -1.0], [-54.75, -0.5], [-54.53, 0.03]], [[-53.43, -0.07], [-53.32, -0.32], [-53.25, -0.35], [-53.0, -0.25], [-53.43, -0.07]]]]}, "2013-10-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.25, 1.0], [-54.03, 1.53], [-53.5, 1.75], [-53.25, 1.65], [-53.0, 1.75], [-52.47, 1.53], [-52.25, 1.0], [-52.35, 0.75], [-52.25, 0.5], [-52.47, -0.03], [-53.0, -0.25], [-53.53, -0.03], [-53.68, 0.32], [-54.03, 0.47], [-54.25, 1.0]]]]}, "2013-10-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.25, 1.0], [-54.03, 1.53], [-53.5, 1.75], [-53.25, 1.65], [-53.0, 1.75], [-52.47, 1.53], [-52.25, 1.0], [-52.35, 0.75], [-52.25, 0.5], [-52.47, -0.03], [-53.0, -0.25], [-53.53, -0.03], [-53.68, 0.32], [-54.03, 0.47], [-54.25, 1.0]]]]}, "2013-10-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.03, 0.47], [-54.25, 1.0], [-54.03, 1.53], [-53.5, 1.75], [-53.25, 1.65], [-53.0, 1.75], [-52.47, 1.53], [-52.25, 1.0], [-52.47, 0.47], [-53.0, 0.25], [-53.25, 0.35], [-53.5, 0.25], [-54.03, 0.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.288540056203203}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5444836830416129}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.629282080852818, 29.597687525967444, 29.70753112473085, 29.577067488922353, 29.23172856952465, 29.665977119903232, 29.757192938527794, 29.658835939487005, 29.986484862609643, 29.765694182276718, 29.60888668088336, 29.73136730609798, 29.712071735171264, 29.141236874395076, 29.097564831172974, 29.254490519539274, 29.33076729607143, 29.446959439837485, 29.079092833465836, 29.278143698470842, 28.80038838400344]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.31171721434947, 30.39148950757675, 30.781875167557303, 30.36641821541963, 29.23172856952465, 30.45979453365254, 30.487572385758313, 30.51064937058476, 30.422757397511305, 30.24982246183663, 30.15722962148368, 30.642772231242418, 30.37204501110267, 29.563994415868308, 30.18586217673129, 30.49889720238616, 30.673042967511662, 30.308796978615305, 29.436714873013784, 29.550675291909783, 29.147611535327087]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4656255758728363, 1.4253159315585435, 1.5118069881011054, 1.3757448008443693, 1.3035928769192537, 1.3830310562774362, 1.4739386876156761, 1.3935625452465632, 1.7172318361670733, 1.4891805161165865, 1.4340724457172769, 1.7622262712195296, 1.8291246090648516, 1.4315938333387521, 1.5219078211619275, 1.6385668653283967, 1.7267194049334675, 1.3958632542636167, 1.3897691839102702, 1.5859444876827336, 1.1811613745349234]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.9474337804514903, 1.7289611924891801, 2.0929341908006336, 1.6985722468780295, 1.3035928769192537, 1.682278677848558, 1.7203288606421552, 1.7840245078298835, 1.9621286077223772, 1.8125087733565692, 1.6660031276239806, 2.1557487816793355, 2.269062370975746, 1.764110768581702, 1.9994811204032317, 2.2541906023535034, 2.288540056203203, 1.8044439252824986, 1.500917716703384, 1.6879908851246341, 1.224336338962587]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.9309757108674481, 1.724973572099027, 1.730021441576056, 1.4561273003042423, 1.2666780829453745, 1.407032341572252, 1.4613001884119665, 1.3124706229787118, 1.4780972173533402, 1.3370244829996543, 1.3107317970851995, 1.6238822526605141, 1.658563365271849, 1.2565024057279641, 1.39940178196416, 1.5530557640115732, 1.6087953921960128, 1.3583472031917134, 1.3412283907337617, 1.5739773027813364, 1.2256740063983185]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.3697207084468355, 2.194054047111286, 2.103373401319893, 1.7118840545404452, 1.2666780829453745, 1.6066073277622088, 1.5992982025011273, 1.6001178817658206, 1.7398571751011502, 1.5511599915550873, 1.4477523966551058, 2.0039481086845363, 1.9315252417142366, 1.5847960477447378, 1.9097483454743616, 2.1698629906444205, 2.0580815292014605, 1.699670769877185, 1.4104928218921933, 1.7011186444748758, 1.2439938109104611]}}