{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:49:15.443370", "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": "2011-Dec-24_to_2011-Dec-28_125.5_-8.5"}, "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": 2011120002649}, "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": "December 24 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 28 2011"}, "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": 70264.08576314067}, "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", "Timor-Leste"]}, "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", "Savu Sea", "Timor 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": -8.5}, "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": 125.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "125.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 123.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 127.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -7.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-12-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.47, -7.47], [125.0, -7.25], [125.53, -7.47], [125.68, -7.82], [125.75, -7.85], [125.82, -7.82], [125.85, -7.75], [125.75, -7.5], [125.97, -6.97], [126.5, -6.75], [126.75, -6.85], [127.0, -6.75], [127.53, -6.97], [127.68, -7.32], [128.03, -7.47], [128.25, -8.0], [128.03, -8.53], [127.68, -8.68], [127.53, -9.03], [127.18, -9.18], [127.03, -9.53], [126.5, -9.75], [126.25, -9.65], [126.0, -9.75], [125.47, -9.53], [125.32, -9.18], [125.2, -9.13], [125.03, -9.53], [124.5, -9.75], [123.97, -9.53], [123.75, -9.0], [123.97, -8.47], [124.38, -8.3], [124.25, -8.0], [124.47, -7.47]]]]}, "2011-12-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -8.97], [123.82, -8.82], [123.85, -8.75], [123.75, -8.5], [123.97, -7.97], [124.32, -7.82], [124.47, -7.47], [125.0, -7.25], [125.53, -7.47], [125.68, -7.82], [125.75, -7.85], [125.82, -7.82], [125.85, -7.75], [125.75, -7.5], [125.97, -6.97], [126.5, -6.75], [126.75, -6.85], [127.0, -6.75], [127.53, -6.97], [127.68, -7.32], [128.03, -7.47], [128.25, -8.0], [128.03, -8.53], [127.68, -8.68], [127.53, -9.03], [127.18, -9.18], [127.03, -9.53], [126.5, -9.75], [126.25, -9.65], [126.18, -9.68], [126.03, -10.03], [125.68, -10.18], [125.53, -10.53], [125.0, -10.75], [124.5, -10.54], [124.0, -10.75], [123.47, -10.53], [123.25, -10.0], [123.35, -9.75], [123.25, -9.5], [123.47, -8.97]]]]}, "2011-12-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -8.97], [123.82, -8.82], [123.85, -8.75], [123.75, -8.5], [123.97, -7.97], [124.32, -7.82], [124.47, -7.47], [125.0, -7.25], [125.53, -7.47], [125.68, -7.82], [125.75, -7.85], [125.82, -7.82], [125.85, -7.75], [125.75, -7.5], [125.97, -6.97], [126.5, -6.75], [126.75, -6.85], [127.0, -6.75], [127.53, -6.97], [127.68, -7.32], [128.03, -7.47], [128.25, -8.0], [128.03, -8.53], [127.68, -8.68], [127.53, -9.03], [127.18, -9.18], [127.03, -9.53], [126.5, -9.75], [126.25, -9.65], [126.18, -9.68], [126.03, -10.03], [125.68, -10.18], [125.53, -10.53], [125.0, -10.75], [124.5, -10.54], [124.0, -10.75], [123.47, -10.53], [123.25, -10.0], [123.35, -9.75], [123.25, -9.5], [123.47, -8.97]]]]}, "2011-12-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -8.97], [123.82, -8.82], [123.85, -8.75], [123.75, -8.5], [123.97, -7.97], [124.32, -7.82], [124.47, -7.47], [125.0, -7.25], [125.53, -7.47], [125.68, -7.82], [125.75, -7.85], [125.82, -7.82], [125.85, -7.75], [125.75, -7.5], [125.97, -6.97], [126.5, -6.75], [126.75, -6.85], [127.0, -6.75], [127.53, -6.97], [127.75, -7.5], [127.54, -8.0], [127.75, -8.5], [127.53, -9.03], [127.0, -9.25], [126.75, -9.15], [126.68, -9.18], [126.53, -9.53], [126.18, -9.68], [126.03, -10.03], [125.68, -10.18], [125.53, -10.53], [125.0, -10.75], [124.5, -10.54], [124.0, -10.75], [123.47, -10.53], [123.25, -10.0], [123.35, -9.75], [123.25, -9.5], [123.47, -8.97]]]]}, "2011-12-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.97, -7.97], [124.5, -7.75], [125.03, -7.97], [125.25, -8.5], [125.04, -9.0], [125.18, -9.32], [125.53, -9.47], [125.75, -10.0], [125.53, -10.53], [125.0, -10.75], [124.47, -10.53], [124.32, -10.18], [123.97, -10.03], [123.75, -9.5], [123.96, -9.0], [123.75, -8.5], [123.97, -7.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.3944608820690405}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.152697117120254}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.011601273605834, 27.756938302551646, 27.720658716181333, 27.77765867481554, 27.332538858299245]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.81607108289296, 29.293770911446302, 29.58345841462534, 29.415087096294712, 28.916288800811174]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.049385196169029, 1.1275011679089868, 1.1025979262515069, 1.3508703881448156, 0.8564897083585947]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3978174648014488, 1.6146244698905434, 1.7016776168248953, 2.3944608820690405, 1.056057364135654]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.842844855580218, 1.8585881450072717, 1.8030455442747761, 2.1701225806652493, 1.376718395784132]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.263991497278098, 2.40572785281853, 2.1831361748850893, 2.9055073510845335, 1.5184087742894976]}}