{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:33.092678", "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-Sep-29_to_2012-Oct-04_288.5_12.0"}, "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": 2012090002808}, "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": "September 29 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 04 2012"}, "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": 124537.35378817221}, "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": ["Colombia", "Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "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": ["Caribbean 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": 12.0}, "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": 288.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "288.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 284.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 291.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-09-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.03, 8.47], [-73.25, 9.0], [-73.03, 9.53], [-72.5, 9.75], 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11.25], [-73.07, 11.07], [-73.25, 11.5], [-73.03, 12.03], [-72.5, 12.25], [-72.25, 12.15], [-72.0, 12.25], [-71.47, 12.03], [-71.25, 11.5], [-71.47, 10.97], [-72.0, 10.75], [-72.25, 10.85], [-72.5, 10.75], [-72.93, 10.93], [-72.75, 10.5], [-72.85, 10.25], [-72.75, 10.0], [-72.97, 9.47], [-73.5, 9.25], [-73.75, 9.35], [-74.0, 9.25], [-74.25, 9.35], [-74.5, 9.25], [-75.03, 9.47], [-75.18, 9.82], [-75.53, 9.97], [-75.75, 10.5], [-75.53, 11.03]]], [[[-70.53, 10.47], [-70.75, 11.0], [-70.53, 11.53], [-70.0, 11.75], [-69.47, 11.53], [-69.25, 11.0], [-69.47, 10.47], [-70.0, 10.25], [-70.53, 10.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.1083689764215023}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8852855831083588}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.393908931745102, 28.508289926444718, 28.304783112246582, 28.208681933542948, 28.191817852747135, 28.010680506053916]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.69200032800444, 31.875494112131776, 31.819373858996812, 31.614834987933534, 30.994721601179606, 30.01108088469846]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7059613168243117, 1.9157663811632024, 1.9280439476924922, 1.9342558766280409, 1.8472953287402651, 1.7385411148679282]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.287174073470794, 2.7780381070456883, 3.1083689764215023, 2.959483648594073, 2.710450964463689, 2.3225013321525125]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.892725335867474, 1.8002686153348164, 1.8446480071798455, 1.8176649191542857, 1.6923271410096996, 1.574686240472089]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.4245649903784003, 2.5541244294060714, 2.4461769972914156, 2.355902441614362, 2.219392451825294, 1.975202065887239]}}