{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:19.976864", "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": "2015-Jun-23_to_2015-Jun-27_135.5_-1.5"}, "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": 2015060002598}, "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": "June 23 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 27 2015"}, "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": 61808.37651564073}, "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": ["North Pacific Ocean", "South 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": -1.5}, "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": 135.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "135.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 133.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 136.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.75, -0.85], [135.0, -0.75], [135.25, -0.85], [135.32, -0.82], [135.47, -0.47], [136.0, -0.25], [136.53, -0.47], [136.75, -1.0], [136.65, -1.25], [136.75, -1.5], [136.53, -2.03], [136.18, -2.18], [136.03, -2.53], [135.68, -2.68], [135.53, -3.03], [135.0, -3.25], [134.47, -3.03], [134.25, -2.5], [134.35, -2.25], [134.32, -2.18], [133.97, -2.03], [133.82, -1.68], [133.47, -1.53], [133.25, -1.0], [133.47, -0.47], [134.0, -0.25], [134.53, -0.47], [134.68, -0.82], [134.75, -0.85]]], [[[132.75, 0.5], [132.97, 1.03], [133.5, 1.25], [133.75, 1.15], [134.0, 1.25], [134.53, 1.03], [134.75, 0.5], [134.53, -0.03], [134.0, -0.25], [133.75, -0.15], [133.5, -0.25], [132.97, -0.03], [132.75, 0.5]]]]}, "2015-06-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.97, -0.03], [132.75, 0.5], [132.97, 1.03], [133.5, 1.25], [133.75, 1.15], [134.0, 1.25], [134.53, 1.03], [134.75, 0.5], [134.63, 0.2], [134.75, 0.15], [135.0, 0.25], [135.53, 0.03], [135.7, -0.37], [136.0, -0.25], [136.53, -0.47], [136.75, -1.0], [136.65, -1.25], [136.75, -1.5], [136.53, -2.03], [136.18, -2.18], [136.03, -2.53], [135.68, -2.68], [135.53, -3.03], [135.0, -3.25], [134.47, -3.03], [134.25, -2.5], [134.35, -2.25], [134.32, -2.18], [133.97, -2.03], [133.82, -1.68], [133.47, -1.53], [133.25, -1.0], [133.47, -0.47], [133.82, -0.32], [133.88, -0.2], [133.75, -0.15], [133.5, -0.25], [132.97, -0.03]]]]}, "2015-06-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.75, 0.5], [132.97, 1.03], [133.5, 1.25], [133.75, 1.15], [134.0, 1.25], [134.25, 1.15], [134.5, 1.25], [134.75, 1.15], [135.0, 1.25], [135.25, 1.15], [135.5, 1.25], [136.03, 1.03], [136.25, 0.5], [136.03, -0.03], [135.68, -0.18], [135.65, -0.25], [135.7, -0.37], [136.0, -0.25], [136.53, -0.47], [136.75, -1.0], [136.65, -1.25], [136.75, -1.5], [136.53, -2.03], [136.18, -2.18], [136.03, -2.53], [135.68, -2.68], [135.53, -3.03], [135.0, -3.25], [134.47, -3.03], [134.25, -2.5], [134.35, -2.25], [134.32, -2.18], [133.97, -2.03], [133.82, -1.68], [133.47, -1.53], [133.25, -1.0], [133.46, -0.5], [133.32, -0.18], [132.97, -0.03], [132.75, 0.5]]]]}, "2015-06-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[133.25, 0.0], [133.47, 0.53], [133.82, 0.68], [133.97, 1.03], [134.5, 1.25], [134.75, 1.15], [135.0, 1.25], [135.25, 1.15], [135.5, 1.25], [136.03, 1.03], [136.25, 0.5], [136.03, -0.03], [135.68, -0.18], [135.65, -0.25], [135.75, -0.5], [135.65, -0.75], [135.75, -1.0], [135.53, -1.53], [135.0, -1.75], [134.47, -1.53], [134.32, -1.18], [133.97, -1.03], [133.82, -0.68], [133.47, -0.53], [133.25, 0.0]]]]}, "2015-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.5, 1.25], [134.75, 1.15], [135.0, 1.25], [135.25, 1.15], [135.5, 1.25], [136.03, 1.03], [136.25, 0.5], [136.03, -0.03], [135.68, -0.18], [135.53, -0.53], [135.0, -0.75], [134.75, -0.65], [134.5, -0.75], [134.25, -0.65], [134.0, -0.75], [133.47, -0.53], [133.25, 0.0], [133.47, 0.53], [133.82, 0.68], [133.97, 1.03], [134.5, 1.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.6215746305961147}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2073199430410162}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.926999754802523, 28.026871309629087, 28.093211250845968, 28.29278865455359, 28.32989696141999]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.524934820641136, 28.869991580980184, 28.691164798761918, 28.397691153935682, 28.494000896655166]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1989395299257033, 1.25107654017795, 1.2228772788347668, 1.141496546538633, 1.1674626158739823]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4605253019405495, 1.6215746305961147, 1.5814418307546134, 1.2490129034946449, 1.2485094608685472]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.9163146261470756, 1.9831772584506606, 1.836250465943412, 1.5923079090232712, 1.557384850982113]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.44883812373015, 2.542774498416593, 2.3191890349725197, 1.7397607515356621, 1.6695277997106373]}}