{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:43.663347", "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-Jun-03_to_2012-Jun-06_166.5_-16.5"}, "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": 2012060001900}, "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 03 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 06 2012"}, "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": 413438.36329770874}, "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": ["New Caledonia", "Vanuatu"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Pacific-Ocean"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Oceania"]}, "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": ["Coral Sea", "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": -16.5}, "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": 166.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "166.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 164.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 170.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -24.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-06-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[163.97, -19.97], [164.5, -19.75], [164.75, -19.85], [165.0, -19.75], [165.25, -19.85], [165.32, -19.82], [165.35, -19.75], [165.25, -19.5], [165.35, -19.25], [165.32, -19.18], [164.97, -19.03], [164.82, -18.68], [164.47, -18.53], [164.25, -18.0], [164.35, -17.75], [164.32, -17.68], [163.97, -17.53], [163.75, -17.0], [163.85, -16.75], [163.75, -16.5], [163.85, -16.25], [163.75, -16.0], [163.97, -15.47], [164.32, -15.32], [164.35, -15.25], [164.25, -15.0], [164.47, -14.47], [164.82, -14.32], [164.97, -13.97], [165.5, -13.75], [165.75, -13.85], [166.0, -13.75], [166.53, -13.97], [166.75, -14.5], [166.65, -14.75], [166.75, -15.0], [166.65, -15.25], [166.68, -15.32], [166.75, -15.35], [166.82, -15.32], [166.97, -14.97], [167.5, -14.75], [168.03, -14.97], [168.25, -15.5], [168.13, -15.8], [168.53, -15.97], [168.75, -16.5], [168.65, -16.75], [168.75, -17.0], [168.65, -17.25], [168.68, -17.32], [168.75, -17.35], [169.0, -17.25], [169.53, -17.47], [169.75, -18.0], [169.65, -18.25], [169.75, -18.5], [169.65, -18.75], [169.75, -19.0], [169.53, -19.53], [169.0, -19.75], [168.75, -19.65], [168.68, -19.68], [168.65, -19.75], [168.75, -20.0], [168.54, -20.5], [168.68, -20.82], [169.03, -20.97], [169.18, -21.32], [169.53, -21.47], [169.75, -22.0], [169.65, -22.25], [169.68, -22.32], [170.03, -22.47], [170.18, -22.82], [170.25, -22.85], [170.5, -22.75], [171.03, -22.97], [171.25, -23.5], [171.15, -23.75], [171.25, -24.0], [171.03, -24.53], [170.5, -24.75], [170.25, -24.65], [170.0, -24.75], [169.75, -24.65], [169.5, -24.75], [169.25, -24.65], [169.0, -24.75], [168.75, -24.65], [168.5, -24.75], [168.25, -24.65], [168.0, -24.75], [167.47, -24.53], [167.32, -24.18], [167.25, -24.15], [167.0, -24.25], [166.47, -24.03], [166.32, -23.68], [165.97, -23.53], [165.82, -23.18], [165.47, -23.03], [165.32, -22.68], [164.97, -22.53], [164.82, -22.18], [164.47, -22.03], [164.32, -21.68], [163.97, -21.53], [163.75, -21.0], [163.85, -20.75], [163.75, -20.5], [163.97, -19.97]]]]}, "2012-06-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[163.97, -19.97], [164.5, -19.75], [164.75, -19.85], [165.0, -19.75], [165.25, -19.85], [165.32, -19.82], [165.35, -19.75], [165.25, -19.5], [165.35, -19.25], [165.32, -19.18], [164.97, -19.03], [164.82, -18.68], [164.47, -18.53], [164.25, -18.0], [164.35, -17.75], [164.32, -17.68], [163.97, -17.53], [163.75, -17.0], [163.85, -16.75], [163.75, -16.5], [163.85, -16.25], [163.75, -16.0], [163.97, -15.47], [164.32, -15.32], [164.35, -15.25], [164.25, -15.0], [164.35, -14.75], [164.32, -14.68], [163.97, -14.53], [163.75, -14.0], [163.97, -13.47], [164.5, -13.25], [164.75, -13.35], [165.0, -13.25], [165.25, -13.35], [165.5, -13.25], [165.75, -13.35], [166.0, -13.25], [166.53, -13.47], [166.75, -14.0], [166.65, -14.25], [166.75, -14.5], [166.65, -14.75], [166.75, -15.0], [166.65, -15.25], [166.68, -15.32], [166.75, -15.35], [166.82, -15.32], [166.97, -14.97], [167.5, -14.75], [168.03, -14.97], [168.25, -15.5], [168.13, -15.8], [168.53, -15.97], [168.75, -16.5], [168.65, -16.75], [168.75, -17.0], [168.65, -17.25], [168.68, -17.32], [168.75, -17.35], [169.0, -17.25], [169.53, -17.47], [169.75, -18.0], [169.65, -18.25], [169.68, -18.32], [169.75, -18.35], [170.0, -18.25], [170.53, -18.47], [170.75, -19.0], [170.65, -19.25], [170.75, -19.5], [170.53, -20.03], [170.0, -20.25], [169.75, -20.15], [169.68, -20.18], [169.53, -20.53], [169.0, -20.75], [168.57, -20.57], [168.68, -20.82], [169.03, -20.97], [169.18, -21.32], [169.53, -21.47], [169.75, -22.0], [169.65, -22.25], [169.68, -22.32], [170.03, -22.47], [170.18, -22.82], [170.25, -22.85], [170.5, -22.75], [171.03, -22.97], [171.25, -23.5], [171.15, -23.75], [171.25, -24.0], [171.03, -24.53], [170.5, -24.75], [170.25, -24.65], [170.0, -24.75], [169.75, -24.65], [169.5, -24.75], [169.25, -24.65], [169.0, -24.75], [168.75, -24.65], [168.5, -24.75], [168.25, -24.65], [168.0, -24.75], [167.47, -24.53], [167.32, -24.18], [167.25, -24.15], [167.0, -24.25], [166.47, -24.03], [166.32, -23.68], [165.97, -23.53], [165.82, -23.18], [165.47, -23.03], [165.32, -22.68], [164.97, -22.53], [164.82, -22.18], [164.47, -22.03], [164.32, -21.68], [163.97, -21.53], [163.75, -21.0], [163.85, -20.75], [163.75, -20.5], [163.97, -19.97]]]]}, "2012-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[163.97, -19.97], [164.5, -19.75], [164.75, -19.85], [165.0, -19.75], [165.25, -19.85], [165.32, -19.82], [165.35, -19.75], [165.25, -19.5], [165.35, -19.25], [165.32, -19.18], [164.97, -19.03], [164.82, -18.68], [164.47, -18.53], [164.25, -18.0], [164.35, -17.75], [164.32, -17.68], [163.97, -17.53], [163.75, -17.0], [163.85, -16.75], [163.75, -16.5], [163.85, -16.25], [163.75, -16.0], [163.97, -15.47], [164.32, -15.32], [164.35, -15.25], [164.25, -15.0], [164.35, -14.75], [164.32, -14.68], [163.97, -14.53], [163.75, -14.0], [163.97, -13.47], [164.5, -13.25], [164.75, -13.35], [165.0, -13.25], [165.25, -13.35], [165.5, -13.25], [165.75, -13.35], [166.0, -13.25], [166.53, -13.47], [166.75, -14.0], [166.65, -14.25], [166.75, -14.5], [166.65, -14.75], [166.75, -15.0], [166.65, -15.25], [166.68, -15.32], [166.75, -15.35], [166.82, -15.32], [166.97, -14.97], [167.5, -14.75], [168.03, -14.97], [168.25, -15.5], [168.13, -15.8], [168.53, -15.97], [168.75, -16.5], [168.65, -16.75], [168.75, -17.0], [168.65, -17.25], [168.68, -17.32], [168.75, -17.35], [169.0, -17.25], [169.53, -17.47], [169.75, -18.0], [169.65, -18.25], [169.68, -18.32], [169.75, -18.35], [170.0, -18.25], [170.53, -18.47], [170.75, -19.0], [170.65, -19.25], [170.75, -19.5], [170.53, -20.03], [170.0, -20.25], [169.75, -20.15], [169.68, -20.18], [169.53, -20.53], [169.0, -20.75], [168.57, -20.57], [168.68, -20.82], [169.03, -20.97], [169.18, -21.32], [169.53, -21.47], [169.75, -22.0], [169.65, -22.25], [169.68, -22.32], [170.03, -22.47], [170.18, -22.82], [170.25, -22.85], [170.5, -22.75], [171.03, -22.97], [171.25, -23.5], [171.15, -23.75], [171.25, -24.0], [171.03, -24.53], [170.5, -24.75], [170.25, -24.65], [170.0, -24.75], [169.75, -24.65], [169.5, -24.75], [169.25, -24.65], [169.0, -24.75], [168.75, -24.65], [168.5, -24.75], [168.25, -24.65], [168.0, -24.75], [167.47, -24.53], [167.32, -24.18], [167.25, -24.15], [167.0, -24.25], [166.47, -24.03], [166.32, -23.68], [165.97, -23.53], [165.82, -23.18], [165.47, -23.03], [165.32, -22.68], [164.97, -22.53], [164.82, -22.18], [164.47, -22.03], [164.32, -21.68], [163.97, -21.53], [163.75, -21.0], [163.85, -20.75], [163.75, -20.5], [163.97, -19.97]]]]}, "2012-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[163.75, -14.0], [163.97, -13.47], [164.5, -13.25], [164.75, -13.35], [165.0, -13.25], [165.25, -13.35], [165.5, -13.25], [165.75, -13.35], [166.0, -13.25], [166.53, -13.47], [166.75, -14.0], [166.53, -14.53], [166.18, -14.68], [166.13, -14.8], [166.53, -14.97], [166.68, -15.32], [167.03, -15.47], [167.18, -15.82], [167.25, -15.85], [167.5, -15.75], [168.03, -15.97], [168.18, -16.32], [168.53, -16.47], [168.75, -17.0], [168.65, -17.25], [168.68, -17.32], [169.03, -17.47], [169.18, -17.82], [169.53, -17.97], [169.68, -18.32], [169.75, -18.35], [170.0, -18.25], [170.53, -18.47], [170.75, -19.0], [170.65, -19.25], [170.75, -19.5], [170.53, -20.03], [170.0, -20.25], [169.75, -20.15], [169.68, -20.18], [169.53, -20.53], [169.0, -20.75], [168.47, -20.53], [168.25, -20.0], [168.35, -19.75], [168.25, -19.5], [168.35, -19.25], [168.25, -19.0], [168.35, -18.75], [168.32, -18.68], [167.97, -18.53], [167.82, -18.18], [167.75, -18.15], [167.5, -18.25], [167.25, -18.15], [167.0, -18.25], [166.47, -18.03], [166.25, -17.5], [166.35, -17.25], [166.32, -17.18], [165.97, -17.03], [165.82, -16.68], [165.47, -16.53], [165.25, -16.0], [165.35, -15.75], [165.25, -15.5], [165.38, -15.2], [165.25, -15.15], [165.0, -15.25], [164.47, -15.03], [164.32, -14.68], [163.97, -14.53], [163.75, -14.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.958663480918915}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.694473444584003}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.24496714777581, 25.861917335691714, 25.52664587709404, 26.362788826076212]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.495571263753504, 27.691158801992458, 27.82473280412586, 27.458794829356236]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.46899603827755, 2.008122573720957, 1.6887079552759572, 1.160865517329712]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.661047764074624, 3.958663480918915, 3.6320289764205427, 1.6918134071785857]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6110933050633125, 2.133829749665089, 1.7875191879967698, 1.3928825603352077]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1108824307480214, 2.831232928108762, 2.5887846387972773, 1.6826032825011648]}}