{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:43.050197", "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": "2017-Apr-09_to_2017-Apr-12_120.5_-6.5"}, "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": 2017040001626}, "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": "April 09 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 12 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 61447.31500466372}, "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": ["Banda Sea", "Flores Sea", "Gulf of Boni", "Java 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": -6.5}, "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": 120.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "120.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 118.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 121.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-04-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.47, -5.97], [120.0, -5.75], [120.25, -5.85], [120.5, -5.75], [121.03, -5.97], [121.25, -6.5], [121.15, -6.75], [121.25, -7.0], [121.03, -7.53], [120.68, -7.68], [120.53, -8.03], [120.0, -8.25], [119.75, -8.15], [119.5, -8.25], [118.97, -8.03], [118.75, -7.5], [118.97, -6.97], [119.32, -6.82], [119.35, -6.75], [119.25, -6.5], [119.47, -5.97]]], [[[119.97, -4.47], [120.5, -4.25], [121.03, -4.47], [121.25, -5.0], [121.03, -5.53], [120.5, -5.75], [119.97, -5.53], [119.75, -5.0], [119.97, -4.47]]]]}, "2017-04-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.75, -6.0], [117.97, -5.47], [118.5, -5.25], [118.75, -5.35], [119.0, -5.25], [119.5, -5.46], [119.82, -5.32], [119.85, -5.25], [119.75, -5.0], [119.97, -4.47], [120.5, -4.25], [121.03, -4.47], [121.18, -4.82], [121.25, -4.85], [121.5, -4.75], [122.03, -4.97], [122.25, -5.5], [122.15, -5.75], [122.25, -6.0], [122.15, -6.25], [122.25, -6.5], [122.03, -7.03], [121.5, -7.25], [121.25, -7.15], [121.18, -7.18], [121.03, -7.53], [120.68, -7.68], [120.53, -8.03], [120.0, -8.25], [119.75, -8.15], [119.5, -8.25], [118.97, -8.03], [118.75, -7.5], [118.88, -7.2], [118.47, -7.03], [118.32, -6.68], [117.97, -6.53], [117.75, -6.0]]]]}, "2017-04-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.75, -6.0], [117.97, -5.47], [118.5, -5.25], [118.75, -5.35], [119.0, -5.25], [119.5, -5.46], [119.82, -5.32], [119.85, -5.25], [119.75, -5.0], [119.97, -4.47], [120.5, -4.25], [121.03, -4.47], [121.18, -4.82], [121.25, -4.85], [121.5, -4.75], [122.03, -4.97], [122.25, -5.5], [122.15, -5.75], [122.25, -6.0], [122.15, -6.25], [122.25, -6.5], [122.03, -7.03], [121.5, -7.25], [121.25, -7.15], [121.18, -7.18], [121.03, -7.53], [120.68, -7.68], [120.53, -8.03], [120.0, -8.25], [119.75, -8.15], [119.5, -8.25], [118.97, -8.03], [118.75, -7.5], [118.88, -7.2], [118.47, -7.03], [118.32, -6.68], [117.97, -6.53], [117.75, -6.0]]]]}, "2017-04-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.75, -6.0], [117.97, -5.47], [118.5, -5.25], [118.75, -5.35], [119.0, -5.25], [119.5, -5.46], [119.82, -5.32], [119.97, -4.97], [120.5, -4.75], [120.75, -4.85], [121.0, -4.75], [121.25, -4.85], [121.5, -4.75], [122.03, -4.97], [122.25, -5.5], [122.15, -5.75], [122.25, -6.0], [122.15, -6.25], [122.25, -6.5], [122.03, -7.03], [121.5, -7.25], [121.25, -7.15], [121.0, -7.25], [120.75, -7.15], [120.68, -7.18], [120.53, -7.53], [120.0, -7.75], [119.47, -7.53], [119.32, -7.18], [119.25, -7.15], [119.0, -7.25], [118.47, -7.03], [118.32, -6.68], [117.97, -6.53], [117.75, -6.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.198516330703569}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.012970358239283}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.33224958801452, 28.437566479853785, 28.47661092886574, 28.354959134671844]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.606570452594156, 28.67511392075636, 28.624299940894787, 28.49196197465102]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8713683069561284, 1.019548246032997, 1.0771416041997213, 0.9864848384829727]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.066038260799246, 1.1449998698624313, 1.198516330703569, 1.1191069900532398]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4577609045316007, 1.7245540547197862, 1.8228427817599144, 1.6991175883609402]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6446928144800383, 2.033525273145955, 2.075225808497247, 1.9881571719760627]}}