{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:57:42.520718", "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-Oct-31_to_2014-Nov-04_139.5_-3.5"}, "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": 2014100003049}, "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 31 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 04 2014"}, "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": 61731.18899999872}, "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": ["Indonesia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": -3.5}, "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": 139.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "139.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 136.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 139.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -4.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -1.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-10-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[138.97, -4.03], [138.75, -3.5], [138.97, -2.97], [139.5, -2.75], [140.03, -2.97], [140.25, -3.5], [140.03, -4.03], [139.5, -4.25], [138.97, -4.03]]], [[[135.97, -3.03], [135.75, -2.5], [135.97, -1.97], [136.5, -1.75], [137.03, -1.97], [137.25, -2.5], [137.03, -3.03], [136.5, -3.25], [135.97, -3.03]]]]}, "2014-11-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[139.25, -2.35], [139.5, -2.25], [140.03, -2.47], [140.25, -3.0], [140.15, -3.25], [140.25, -3.5], [140.03, -4.03], [139.5, -4.25], [138.97, -4.03], [138.82, -3.68], [138.47, -3.53], [138.25, -3.0], [138.47, -2.47], [139.0, -2.25], [139.25, -2.35]]], [[[135.97, -1.97], [136.5, -1.75], [137.03, -1.97], [137.18, -2.32], [137.25, -2.35], [137.5, -2.25], [138.03, -2.47], [138.25, -3.0], [138.03, -3.53], [137.5, -3.75], [137.25, -3.65], [137.0, -3.75], [136.47, -3.53], [136.32, -3.18], [135.97, -3.03], [135.75, -2.5], [135.97, -1.97]]]]}, "2014-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[135.97, -1.97], [136.5, -1.75], [136.75, -1.85], [137.0, -1.75], [137.25, -1.85], [137.5, -1.75], [137.75, -1.85], [137.82, -1.82], [137.97, -1.47], [138.5, -1.25], [139.03, -1.47], [139.18, -1.82], [139.53, -1.97], [139.68, -2.32], [140.03, -2.47], [140.25, -3.0], [140.15, -3.25], [140.25, -3.5], [140.15, -3.75], [140.25, -4.0], [140.03, -4.53], [139.5, -4.75], [138.97, -4.53], [138.82, -4.18], [138.75, -4.15], [138.68, -4.18], [138.53, -4.53], [138.0, -4.75], [137.47, -4.53], [137.32, -4.18], [137.0, -4.04], [136.5, -4.25], [135.97, -4.03], [135.75, -3.5], [135.96, -3.0], [135.75, -2.5], [135.97, -1.97]]]]}, "2014-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[135.97, -1.97], [136.5, -1.75], [136.75, -1.85], [137.0, -1.75], [137.25, -1.85], [137.5, -1.75], [137.75, -1.85], [137.82, -1.82], [137.97, -1.47], [138.5, -1.25], [139.03, -1.47], [139.18, -1.82], [139.53, -1.97], [139.68, -2.32], [140.03, -2.47], [140.25, -3.0], [140.15, -3.25], [140.25, -3.5], [140.15, -3.75], [140.25, -4.0], [140.03, -4.53], [139.5, -4.75], [138.97, -4.53], [138.82, -4.18], [138.75, -4.15], [138.68, -4.18], [138.53, -4.53], [138.0, -4.75], [137.47, -4.53], [137.32, -4.18], [137.0, -4.04], [136.5, -4.25], [135.97, -4.03], [135.75, -3.5], [135.96, -3.0], [135.75, -2.5], [135.97, -1.97]]]]}, "2014-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[135.97, -1.97], [136.5, -1.75], [136.75, -1.85], [137.0, -1.75], [137.25, -1.85], [137.5, -1.75], [137.75, -1.85], [137.82, -1.82], [137.97, -1.47], [138.5, -1.25], [139.03, -1.47], [139.18, -1.82], [139.53, -1.97], [139.68, -2.32], [140.03, -2.47], [140.25, -3.0], [140.15, -3.25], [140.25, -3.5], [140.15, -3.75], [140.25, -4.0], [140.03, -4.53], [139.5, -4.75], [138.97, -4.53], [138.82, -4.18], [138.75, -4.15], [138.68, -4.18], [138.53, -4.53], [138.0, -4.75], [137.47, -4.53], [137.32, -4.18], [137.0, -4.04], [136.5, -4.25], [135.97, -4.03], [135.75, -3.5], [135.96, -3.0], [135.75, -2.5], [135.97, -1.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.783439002335001}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4945387441543312}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.35501813230735, 28.103933374634096, 24.826016294069234, 25.248704677303124, 25.03943062544988]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.07129773008745, 29.210157327915624, 28.781509112856384, 30.32104188883767, 29.09913271576363]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2675742667039458, 1.448720114839072, 1.3087026179693964, 1.7142413329579143, 1.4971143180752988]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5002023714309303, 1.6961613897533425, 1.834751082669527, 2.783439002335001, 1.742692222478638]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4620368788411846, 1.6416091025900477, 1.6282869833114204, 2.109986262585074, 1.8792053879063872]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.63692160756005, 1.910512699000788, 2.085989634144194, 3.606450592412911, 2.437168827892945]}}