{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:39.070636", "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": "2014-Jan-22_to_2014-Jan-27_292.0_-4.5"}, "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": 2014010002417}, "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": "January 22 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 27 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 73895.59674727748}, "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": -4.5}, "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": 292.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "292.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 290.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 292.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-01-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -3.97], [-69.68, -3.82], [-69.53, -3.47], [-69.18, -3.32], [-69.03, -2.97], [-68.5, -2.75], [-67.97, -2.97], [-67.82, -3.32], [-67.47, -3.47], [-67.25, -4.0], [-67.35, -4.25], [-67.25, -4.5], [-67.35, -4.75], [-67.32, -4.82], [-66.97, -4.97], [-66.75, -5.5], [-66.85, -5.75], [-66.75, -6.0], [-66.97, -6.53], [-67.5, -6.75], [-67.75, -6.65], [-68.0, -6.75], [-68.25, -6.65], [-68.32, -6.68], [-68.47, -7.03], [-69.0, -7.25], [-69.53, -7.03], [-69.68, -6.68], [-70.03, -6.53], [-70.25, -6.0], [-70.04, -5.5], [-70.25, -5.0], [-70.15, -4.75], [-70.25, -4.5], [-70.03, -3.97]]]]}, "2014-01-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -3.97], [-69.68, -3.82], [-69.53, -3.47], [-69.18, -3.32], [-69.03, -2.97], [-68.5, -2.75], [-67.97, -2.97], [-67.82, -3.32], [-67.47, -3.47], [-67.25, -4.0], [-67.35, -4.25], [-67.25, -4.5], [-67.35, -4.75], [-67.32, -4.82], [-66.97, -4.97], [-66.75, -5.5], [-66.85, -5.75], [-66.75, -6.0], [-66.97, -6.53], [-67.5, -6.75], [-67.75, -6.65], [-68.0, -6.75], [-68.25, -6.65], [-68.32, -6.68], [-68.47, -7.03], [-69.0, -7.25], [-69.53, -7.03], [-69.68, -6.68], [-70.03, -6.53], [-70.25, -6.0], [-70.04, -5.5], [-70.25, -5.0], [-70.15, -4.75], [-70.25, -4.5], [-70.03, -3.97]]]]}, "2014-01-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -3.97], [-69.68, -3.82], [-69.53, -3.47], [-69.18, -3.32], [-69.03, -2.97], [-68.5, -2.75], [-67.97, -2.97], [-67.82, -3.32], [-67.47, -3.47], [-67.25, -4.0], [-67.35, -4.25], [-67.25, -4.5], [-67.35, -4.75], [-67.32, -4.82], [-66.97, -4.97], [-66.75, -5.5], [-66.85, -5.75], [-66.75, -6.0], [-66.97, -6.53], [-67.5, -6.75], [-67.75, -6.65], [-68.0, -6.75], [-68.25, -6.65], [-68.32, -6.68], [-68.47, -7.03], [-69.0, -7.25], [-69.53, -7.03], [-69.68, -6.68], [-70.03, -6.53], [-70.25, -6.0], [-70.04, -5.5], [-70.25, -5.0], [-70.15, -4.75], [-70.25, -4.5], [-70.03, -3.97]]]]}, "2014-01-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -4.47], [-69.5, -4.25], [-68.97, -4.47], [-68.82, -4.82], [-68.57, -4.93], [-68.75, -4.5], [-68.53, -3.97], [-68.12, -3.8], [-68.25, -3.5], [-68.03, -2.97], [-67.5, -2.75], [-66.97, -2.97], [-66.75, -3.5], [-66.96, -4.0], [-66.75, -4.5], [-66.97, -5.03], [-67.5, -5.25], [-67.75, -5.15], [-68.0, -5.25], [-68.43, -5.07], [-68.25, -5.5], [-68.35, -5.75], [-68.25, -6.0], [-68.35, -6.25], [-68.25, -6.5], [-68.47, -7.03], [-69.0, -7.25], [-69.53, -7.03], [-69.68, -6.68], [-70.03, -6.53], [-70.25, -6.0], [-70.04, -5.5], [-70.25, -5.0], [-70.03, -4.47]]]]}, "2014-01-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -4.47], [-69.5, -4.25], [-68.97, -4.47], [-68.82, -4.82], [-68.57, -4.93], [-68.75, -4.5], [-68.53, -3.97], [-68.12, -3.8], [-68.25, -3.5], [-68.03, -2.97], [-67.5, -2.75], [-66.97, -2.97], [-66.75, -3.5], [-66.96, -4.0], [-66.75, -4.5], [-66.97, -5.03], [-67.5, -5.25], [-67.75, -5.15], [-68.0, -5.25], [-68.43, -5.07], [-68.25, -5.5], [-68.35, -5.75], [-68.25, -6.0], [-68.35, -6.25], [-68.25, -6.5], [-68.47, -7.03], [-69.0, -7.25], [-69.53, -7.03], [-69.68, -6.68], [-70.03, -6.53], [-70.25, -6.0], [-70.04, -5.5], [-70.25, -5.0], [-70.03, -4.47]]]]}, "2014-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.03, -2.97], [-67.5, -2.75], [-66.97, -2.97], [-66.75, -3.5], [-66.96, -4.0], [-66.75, -4.5], [-66.97, -5.03], [-67.5, -5.25], [-67.75, -5.15], [-68.0, -5.25], [-68.53, -5.03], [-68.75, -4.5], [-68.53, -3.97], [-68.12, -3.8], [-68.25, -3.5], [-68.03, -2.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.129210453344683}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.032687281545937}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.59127087104173, 28.37165650311664, 27.27935068079205, 27.216045657371808, 27.857120326435847, 27.53624920361142]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.48897719130099, 28.59532301583505, 27.608335814057682, 27.725316221045034, 28.567407236894894, 27.85013263615599]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9813061152663094, 2.727622421688047, 1.6309098651510034, 1.5044435319366585, 2.095033945881397, 1.5020514208474272]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.5025134730607306, 3.129210453344683, 1.9241205065799818, 1.5952197369178975, 2.302218649125564, 1.5895635142022684]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.118376796521894, 2.8860573423201568, 1.7346791376874848, 1.5948477902134774, 2.301817737110018, 1.6261416514708025]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.7215896855371127, 3.264485888134156, 2.0013370978368274, 1.7244713640387812, 2.496151511707836, 1.688069652191198]}}