{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:52:05.754304", "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-Dec-11_to_2012-Dec-17_124.0_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": 2012120001908}, "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 11 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 17 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 130610.4213476906}, "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": ["Philippines"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": ["Philippine 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": 124.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "124.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 123.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 135.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-12-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.0, 9.25], [125.53, 9.03], [125.75, 8.5], [125.53, 7.97], [125.0, 7.75], [124.47, 7.97], [124.25, 8.5], [124.47, 9.03], [125.0, 9.25]]]]}, "2012-12-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.0, 9.75], [125.53, 9.53], [125.75, 9.0], [125.65, 8.75], [125.75, 8.5], [125.53, 7.97], [125.0, 7.75], [124.47, 7.97], [124.25, 8.5], [124.35, 8.75], [124.25, 9.0], [124.47, 9.53], [125.0, 9.75]]], [[[130.97, 12.53], [131.5, 12.75], [132.03, 12.53], [132.25, 12.0], [132.03, 11.47], [131.68, 11.32], [131.53, 10.97], [131.18, 10.82], [131.03, 10.47], [130.5, 10.25], [129.97, 10.47], [129.75, 11.0], [129.97, 11.53], [130.32, 11.68], [130.47, 12.03], [130.82, 12.18], [130.97, 12.53]]]]}, "2012-12-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.75, 9.0], [122.97, 9.53], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.25, 9.65], [124.32, 9.68], [124.47, 10.03], [124.82, 10.18], [124.97, 10.53], [125.32, 10.68], [125.47, 11.03], [126.0, 11.25], [126.25, 11.15], [126.5, 11.25], [126.75, 11.15], [126.82, 11.18], [126.97, 11.53], [127.32, 11.68], [127.47, 12.03], [128.0, 12.25], [128.25, 12.15], [128.5, 12.25], [128.75, 12.15], [129.0, 12.25], [129.25, 12.15], [129.5, 12.25], [129.75, 12.15], [130.0, 12.25], [130.25, 12.15], [130.5, 12.25], [130.75, 12.15], [130.82, 12.18], [130.97, 12.53], [131.5, 12.75], [132.03, 12.53], [132.18, 12.18], [132.53, 12.03], [132.68, 11.68], [132.75, 11.65], [132.82, 11.68], [132.97, 12.03], [133.5, 12.25], [134.03, 12.03], [134.18, 11.68], [134.25, 11.65], [134.5, 11.75], [134.75, 11.65], [135.0, 11.75], [135.53, 11.53], [135.75, 11.0], [135.53, 10.47], [135.0, 10.25], [134.75, 10.35], [134.5, 10.25], [134.25, 10.35], [134.0, 10.25], [133.75, 10.35], [133.5, 10.25], [133.25, 10.35], [133.0, 10.25], [132.75, 10.35], [132.5, 10.25], [132.25, 10.35], [132.0, 10.25], [131.75, 10.35], [131.5, 10.25], [131.25, 10.35], [131.0, 10.25], [130.75, 10.35], [130.5, 10.25], [130.25, 10.35], [130.0, 10.25], [129.75, 10.35], [129.68, 10.32], [129.53, 9.97], [129.0, 9.75], [128.75, 9.85], [128.5, 9.75], [127.97, 9.97], [127.82, 10.32], [127.75, 10.35], [127.68, 10.32], [127.65, 10.25], [127.75, 10.0], [127.53, 9.47], [127.0, 9.25], [126.75, 9.35], [126.5, 9.25], [126.25, 9.35], [126.0, 9.25], [125.75, 9.35], [125.68, 9.32], [125.65, 9.25], [125.75, 9.0], [125.65, 8.75], [125.75, 8.5], [125.53, 7.97], [125.0, 7.75], [124.5, 7.96], [124.0, 7.75], [123.47, 7.97], [123.32, 8.32], [122.97, 8.47], [122.75, 9.0]]]]}, "2012-12-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.75, 9.0], [122.97, 9.53], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.25, 9.65], [124.32, 9.68], [124.47, 10.03], [124.82, 10.18], [124.97, 10.53], [125.32, 10.68], [125.47, 11.03], [126.0, 11.25], [126.25, 11.15], [126.5, 11.25], [126.75, 11.15], [126.82, 11.18], [126.97, 11.53], [127.32, 11.68], [127.47, 12.03], [128.0, 12.25], [128.25, 12.15], [128.5, 12.25], [128.75, 12.15], [129.0, 12.25], [129.25, 12.15], [129.5, 12.25], [129.75, 12.15], [130.0, 12.25], [130.25, 12.15], [130.5, 12.25], [130.75, 12.15], [130.82, 12.18], [130.97, 12.53], [131.5, 12.75], [132.03, 12.53], [132.18, 12.18], [132.53, 12.03], [132.68, 11.68], [132.75, 11.65], [132.82, 11.68], [132.97, 12.03], [133.5, 12.25], [134.03, 12.03], [134.18, 11.68], [134.25, 11.65], [134.5, 11.75], [134.75, 11.65], [135.0, 11.75], [135.53, 11.53], [135.75, 11.0], [135.53, 10.47], [135.0, 10.25], [134.75, 10.35], [134.5, 10.25], [134.25, 10.35], [134.0, 10.25], [133.75, 10.35], [133.5, 10.25], [133.25, 10.35], [133.0, 10.25], [132.75, 10.35], [132.5, 10.25], [132.25, 10.35], [132.0, 10.25], [131.75, 10.35], [131.5, 10.25], [131.25, 10.35], [131.0, 10.25], [130.75, 10.35], [130.5, 10.25], [130.25, 10.35], [130.0, 10.25], [129.75, 10.35], [129.68, 10.32], [129.53, 9.97], [129.0, 9.75], [128.75, 9.85], [128.5, 9.75], [127.97, 9.97], [127.82, 10.32], [127.75, 10.35], [127.68, 10.32], [127.65, 10.25], [127.75, 10.0], [127.53, 9.47], [127.0, 9.25], [126.75, 9.35], [126.5, 9.25], [126.25, 9.35], [126.0, 9.25], [125.75, 9.35], [125.68, 9.32], [125.65, 9.25], [125.75, 9.0], [125.65, 8.75], [125.75, 8.5], [125.53, 7.97], [125.0, 7.75], [124.5, 7.96], [124.0, 7.75], [123.47, 7.97], [123.32, 8.32], [122.97, 8.47], [122.75, 9.0]]]]}, "2012-12-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.75, 9.0], [122.97, 9.53], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.25, 9.65], [124.32, 9.68], [124.47, 10.03], [124.82, 10.18], [124.97, 10.53], [125.32, 10.68], [125.47, 11.03], [126.0, 11.25], [126.25, 11.15], [126.5, 11.25], [126.75, 11.15], [126.82, 11.18], [126.97, 11.53], [127.32, 11.68], [127.47, 12.03], [128.0, 12.25], [128.25, 12.15], [128.5, 12.25], [128.75, 12.15], [129.0, 12.25], [129.25, 12.15], [129.5, 12.25], [129.75, 12.15], [130.0, 12.25], [130.25, 12.15], [130.5, 12.25], [130.75, 12.15], [131.0, 12.25], [131.25, 12.15], [131.5, 12.25], [131.75, 12.15], [132.0, 12.25], [132.53, 12.03], [132.68, 11.68], [132.75, 11.65], [132.82, 11.68], [132.97, 12.03], [133.5, 12.25], [134.03, 12.03], [134.18, 11.68], [134.25, 11.65], [134.5, 11.75], [134.75, 11.65], [135.0, 11.75], [135.53, 11.53], [135.75, 11.0], [135.53, 10.47], [135.0, 10.25], [134.75, 10.35], [134.5, 10.25], [134.25, 10.35], [134.0, 10.25], [133.75, 10.35], [133.5, 10.25], [133.25, 10.35], [133.0, 10.25], [132.75, 10.35], [132.5, 10.25], [132.25, 10.35], [132.0, 10.25], [131.75, 10.35], [131.5, 10.25], [131.25, 10.35], [131.0, 10.25], [130.75, 10.35], [130.5, 10.25], [130.25, 10.35], [130.0, 10.25], [129.75, 10.35], [129.68, 10.32], [129.53, 9.97], [129.0, 9.75], [128.75, 9.85], [128.5, 9.75], [127.97, 9.97], [127.82, 10.32], [127.75, 10.35], [127.68, 10.32], [127.65, 10.25], [127.75, 10.0], [127.53, 9.47], [127.0, 9.25], [126.75, 9.35], [126.5, 9.25], [126.25, 9.35], [126.0, 9.25], [125.75, 9.35], [125.68, 9.32], [125.53, 8.97], [125.18, 8.82], [125.03, 8.47], [124.68, 8.32], [124.53, 7.97], [124.0, 7.75], [123.47, 7.97], [123.32, 8.32], [122.97, 8.47], [122.75, 9.0]]]]}, "2012-12-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.97, 9.53], [123.5, 9.75], [123.75, 9.65], [124.0, 9.75], [124.53, 9.53], [124.75, 9.0], [124.65, 8.75], [124.75, 8.5], [124.53, 7.97], [124.0, 7.75], [123.47, 7.97], [123.32, 8.32], [122.97, 8.47], [122.75, 9.0], [122.97, 9.53]]], [[[128.47, 9.97], [128.25, 10.5], [128.47, 11.03], [129.0, 11.25], [129.53, 11.03], [129.75, 10.5], [129.53, 9.97], [129.0, 9.75], [128.47, 9.97]]]]}, "2012-12-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.0, 9.25], [124.53, 9.03], [124.75, 8.5], [124.53, 7.97], [124.0, 7.75], [123.47, 7.97], [123.25, 8.5], [123.47, 9.03], [124.0, 9.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.3920725098840308}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9275549226174338}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.506729813452125, 27.14326892621284, 28.017925618731624, 28.009911782534004, 27.967878090747035, 27.66644831537161, 27.231146577799848]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.506729813452125, 27.994941683088996, 28.46024616418748, 28.515571362960884, 28.30230389849703, 27.9666503882616, 27.231146577799848]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9677647621647907, 0.8449416972568088, 0.9673071953433012, 0.981239487330861, 0.8477634177222171, 0.8468732216241932, 0.7970141997651581]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9677647621647907, 1.2695637249926222, 1.2716116733317335, 1.222663388640683, 1.3920725098840308, 0.9853186054748448, 0.7970141997651581]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3841638794109112, 1.4916742008739319, 1.9247507701232707, 1.9547671104938593, 1.716368156357784, 1.8077956573203804, 1.6142201330399781]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3841638794109112, 1.7678044435513882, 2.437228592549279, 2.4304145538733746, 2.7168531564933964, 2.319270906860217, 1.6142201330399781]}}