{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:28.733395", "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": "2010-Aug-04_to_2010-Aug-09_147.0_-5.5"}, "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": 2010080001700}, "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": "August 04 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 09 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 58510.522061333875}, "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": ["Papua New Guinea"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Equatorial.Pacific-Ocean", "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": ["Bismarck 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": -5.5}, "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": 147.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "147.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 144.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 149.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -5.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-08-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.85, -4.75], [145.75, -4.5], [145.97, -3.97], [146.5, -3.75], [147.03, -3.97], [147.25, -4.5], [147.15, -4.75], [147.25, -5.0], [147.15, -5.25], [147.25, -5.5], [147.03, -6.03], [146.5, -6.25], [145.97, -6.03], [145.75, -5.5], [145.85, -5.25], [145.75, -5.0], [145.85, -4.75]]]]}, "2010-08-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.0, -3.75], [145.25, -3.85], [145.5, -3.75], [146.0, -3.96], [146.5, -3.75], [146.75, -3.85], [147.0, -3.75], [147.25, -3.85], [147.5, -3.75], [147.75, -3.85], [148.0, -3.75], [148.53, -3.97], [148.68, -4.32], [148.75, -4.35], [149.0, -4.25], [149.53, -4.47], [149.75, -5.0], [149.53, -5.53], [149.0, -5.75], [148.75, -5.65], [148.5, -5.75], [148.25, -5.65], [148.18, -5.68], [148.03, -6.03], [147.5, -6.25], [147.25, -6.15], [147.0, -6.25], [146.75, -6.15], [146.5, -6.25], [146.25, -6.15], [146.0, -6.25], [145.47, -6.03], [145.3, -5.63], [145.0, -5.75], [144.75, -5.65], [144.5, -5.75], [143.97, -5.53], [143.75, -5.0], [143.97, -4.47], [144.32, -4.32], [144.47, -3.97], [145.0, -3.75]]]]}, "2010-08-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.0, -3.75], [145.25, -3.85], [145.5, -3.75], [146.0, -3.96], [146.5, -3.75], [146.75, -3.85], [147.0, -3.75], [147.25, -3.85], [147.5, -3.75], [147.75, -3.85], [148.0, -3.75], [148.53, -3.97], [148.68, -4.32], [148.75, -4.35], [149.0, -4.25], [149.53, -4.47], [149.75, -5.0], [149.53, -5.53], [149.0, -5.75], [148.75, -5.65], [148.5, -5.75], [148.25, -5.65], [148.18, -5.68], [148.03, -6.03], [147.5, -6.25], [147.25, -6.15], [147.0, -6.25], [146.75, -6.15], [146.5, -6.25], [146.25, -6.15], [146.0, -6.25], [145.47, -6.03], [145.3, -5.63], [145.0, -5.75], [144.75, -5.65], [144.5, -5.75], [143.97, -5.53], [143.75, -5.0], [143.97, -4.47], [144.32, -4.32], [144.47, -3.97], [145.0, -3.75]]]]}, "2010-08-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.0, -3.75], [145.25, -3.85], [145.5, -3.75], [146.0, -3.96], [146.5, -3.75], [146.75, -3.85], [147.0, -3.75], [147.25, -3.85], [147.5, -3.75], [147.75, -3.85], [148.0, -3.75], [148.53, -3.97], [148.68, -4.32], [148.75, -4.35], [149.0, -4.25], [149.53, -4.47], [149.75, -5.0], [149.53, -5.53], [149.0, -5.75], [148.75, -5.65], [148.5, -5.75], [148.25, -5.65], [148.18, -5.68], [148.03, -6.03], [147.5, -6.25], [147.25, -6.15], [147.0, -6.25], [146.75, -6.15], [146.5, -6.25], [146.25, -6.15], [146.0, -6.25], [145.47, -6.03], [145.3, -5.63], [145.0, -5.75], [144.75, -5.65], [144.5, -5.75], [143.97, -5.53], [143.75, -5.0], [143.97, -4.47], [144.32, -4.32], [144.47, -3.97], [145.0, -3.75]]]]}, "2010-08-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[147.0, -4.75], [147.53, -4.97], [147.75, -5.5], [147.53, -6.03], [147.0, -6.25], [146.47, -6.03], [146.25, -5.5], [146.47, -4.97], [147.0, -4.75]]]]}, "2010-08-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[147.0, -4.75], [147.53, -4.97], [147.75, -5.5], [147.53, -6.03], [147.0, -6.25], [146.47, -6.03], [146.25, -5.5], [146.47, -4.97], [147.0, -4.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4881958581955814}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9065862172490454}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.621598821671057, 27.14049144294694, 27.055404174044554, 27.047509343567526, 27.318933002349183, 27.240812275481915]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.959206819144526, 28.19173869517664, 28.046395873198833, 27.983416756863846, 27.318933002349183, 27.240812275481915]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8555138935940553, 0.9649141012340579, 0.8959053711308109, 0.886103102939423, 0.7688260927372426, 0.6814487651398622]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9144863920245143, 1.4881958581955814, 1.2580109182071624, 1.1716781509104521, 0.7688260927372426, 0.6814487651398622]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5651175468009075, 1.8169065115178864, 1.6702014088819588, 1.6253724721887914, 1.359265960123221, 1.200051668553669]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7231724341332335, 2.4570081574661335, 1.950947609068141, 1.8017634173809838, 1.359265960123221, 1.200051668553669]}}