{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:44.845743", "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-25_to_2012-Oct-29_281.5_7.5"}, "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": 2012100002688}, "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 25 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 29 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 98183.70807716362}, "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", "Panama"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America", "S.Central-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North America", "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"]}, "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": 7.5}, "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": 281.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "281.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 279.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 285.25}, "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": 8.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-77.03, 5.47], [-77.25, 6.0], [-77.03, 6.53], [-76.5, 6.75], [-75.97, 6.53], [-75.75, 6.0], [-75.97, 5.47], [-76.5, 5.25], [-77.03, 5.47]]], [[[-79.25, 7.5], [-79.03, 8.03], [-78.5, 8.25], [-77.97, 8.03], [-77.75, 7.5], [-77.97, 6.97], [-78.5, 6.75], [-79.03, 6.97], [-79.25, 7.5]]], [[[-76.75, 8.0], [-76.53, 8.53], [-76.0, 8.75], [-75.47, 8.53], [-75.25, 8.0], [-75.47, 7.47], [-76.0, 7.25], [-76.53, 7.47], [-76.75, 8.0]]]]}, "2012-10-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.25, 6.5], [-81.03, 7.03], [-80.5, 7.25], [-80.25, 7.15], [-80.18, 7.18], [-80.03, 7.53], [-79.68, 7.68], [-79.53, 8.03], [-79.18, 8.18], [-79.15, 8.25], [-79.25, 8.5], [-79.03, 9.03], [-78.5, 9.25], [-77.97, 9.03], [-77.75, 8.5], [-77.85, 8.25], [-77.75, 8.0], [-77.85, 7.75], [-77.82, 7.68], [-77.7, 7.62], [-77.53, 8.03], [-77.18, 8.18], [-77.03, 8.53], [-76.5, 8.75], [-76.25, 8.65], [-76.18, 8.68], [-76.03, 9.03], [-75.5, 9.25], [-75.25, 9.15], [-75.0, 9.25], [-74.47, 9.03], [-74.25, 8.5], [-74.47, 7.97], [-75.0, 7.75], [-75.25, 7.85], [-75.32, 7.82], [-75.47, 7.47], [-76.0, 7.25], [-76.25, 7.35], [-76.32, 7.32], [-76.35, 7.25], [-76.32, 7.18], [-75.97, 7.03], [-75.75, 6.5], [-75.85, 6.25], [-75.75, 6.0], [-75.97, 5.47], [-76.5, 5.25], [-77.0, 5.46], [-77.32, 5.32], [-77.47, 4.97], [-78.0, 4.75], [-78.53, 4.97], [-78.68, 5.32], [-79.0, 5.46], [-79.5, 5.25], [-79.75, 5.35], [-80.0, 5.25], [-80.53, 5.47], [-80.68, 5.82], [-81.03, 5.97], [-81.25, 6.5]]]]}, "2012-10-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.25, 6.5], [-81.03, 7.03], [-80.62, 7.2], [-80.75, 7.5], [-80.53, 8.03], [-80.0, 8.25], [-79.5, 8.04], [-79.18, 8.18], [-79.15, 8.25], [-79.25, 8.5], [-79.03, 9.03], [-78.5, 9.25], [-77.97, 9.03], [-77.75, 8.5], [-77.85, 8.25], [-77.75, 8.0], [-77.85, 7.75], [-77.82, 7.68], [-77.7, 7.62], [-77.53, 8.03], [-77.18, 8.18], [-77.03, 8.53], [-76.5, 8.75], [-76.25, 8.65], [-76.18, 8.68], [-76.03, 9.03], [-75.5, 9.25], [-75.25, 9.15], [-75.0, 9.25], [-74.47, 9.03], [-74.25, 8.5], [-74.47, 7.97], [-75.0, 7.75], [-75.25, 7.85], [-75.32, 7.82], [-75.47, 7.47], [-75.87, 7.3], [-75.75, 7.0], [-75.85, 6.75], [-75.75, 6.5], [-75.85, 6.25], [-75.75, 6.0], [-75.97, 5.47], [-76.5, 5.25], [-77.0, 5.46], [-77.32, 5.32], [-77.47, 4.97], [-78.0, 4.75], [-78.53, 4.97], [-78.68, 5.32], [-79.0, 5.46], [-79.5, 5.25], [-79.75, 5.35], [-80.0, 5.25], [-80.53, 5.47], [-80.68, 5.82], [-81.03, 5.97], [-81.25, 6.5]]]]}, "2012-10-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.25, 6.5], [-81.03, 7.03], [-80.62, 7.2], [-80.75, 7.5], [-80.53, 8.03], [-80.0, 8.25], [-79.5, 8.04], [-79.18, 8.18], [-79.15, 8.25], [-79.25, 8.5], [-79.03, 9.03], [-78.5, 9.25], [-77.97, 9.03], [-77.75, 8.5], [-77.85, 8.25], [-77.75, 8.0], [-77.85, 7.75], [-77.82, 7.68], [-77.7, 7.62], [-77.53, 8.03], [-77.18, 8.18], [-77.03, 8.53], [-76.5, 8.75], [-76.25, 8.65], [-76.18, 8.68], [-76.03, 9.03], [-75.5, 9.25], [-75.25, 9.15], [-75.0, 9.25], [-74.47, 9.03], [-74.25, 8.5], [-74.47, 7.97], [-75.0, 7.75], [-75.25, 7.85], [-75.32, 7.82], [-75.47, 7.47], [-75.87, 7.3], [-75.75, 7.0], [-75.85, 6.75], [-75.75, 6.5], [-75.85, 6.25], [-75.75, 6.0], [-75.97, 5.47], [-76.5, 5.25], [-77.0, 5.46], [-77.32, 5.32], [-77.47, 4.97], [-78.0, 4.75], [-78.53, 4.97], [-78.68, 5.32], [-79.0, 5.46], [-79.5, 5.25], [-79.75, 5.35], [-80.0, 5.25], [-80.53, 5.47], [-80.68, 5.82], [-81.03, 5.97], [-81.25, 6.5]]]]}, "2012-10-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-80.0, 8.25], [-79.5, 8.04], [-79.0, 8.25], [-78.75, 8.15], [-78.5, 8.25], [-77.97, 8.03], [-77.82, 7.68], [-77.47, 7.53], [-77.25, 7.0], [-77.35, 6.75], [-77.25, 6.5], [-77.47, 5.97], [-78.0, 5.75], [-78.5, 5.96], [-79.0, 5.75], [-79.25, 5.85], [-79.5, 5.75], [-79.75, 5.85], [-80.0, 5.75], [-80.25, 5.85], [-80.5, 5.75], [-81.03, 5.97], [-81.25, 6.5], [-81.03, 7.03], [-80.62, 7.2], [-80.75, 7.5], [-80.53, 8.03], [-80.0, 8.25]]], [[[-75.97, 7.53], [-75.75, 7.0], [-75.97, 6.47], [-76.5, 6.25], [-77.03, 6.47], [-77.25, 7.0], [-77.03, 7.53], [-76.5, 7.75], [-75.97, 7.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7538335642707352}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0566653685440377}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.2683796650187, 26.61764815838592, 26.785136258305897, 26.863499027073487, 26.396849104050034]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.66611846901634, 28.27534738143396, 28.36476926475035, 28.445504450830413, 26.985044353269075]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9816223443070081, 0.9027717970192858, 1.1395625179586037, 1.2346799454543156, 0.764395449882258]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1271495724114402, 1.4962945747522554, 1.7538335642707352, 1.6672985392084456, 1.1317832669765266]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3857753835420963, 1.5154408631811835, 1.9995420711372462, 2.2258912823542034, 1.5629715643618916]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4433566458379952, 1.8324720024627557, 2.461746416979317, 3.163255313051089, 2.220314641670384]}}