{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:04:30.418801", "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-Dec-19_to_2015-Dec-21_100.5_7.5"}, "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": 2015120002021}, "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 19 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 21 2015"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 82435.2881932283}, "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": ["Thailand"]}, "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": ["Gulf of Thailand"]}, "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": 7.5}, "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": 100.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "100.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 99.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 102.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 7.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 10.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-12-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[98.97, 10.53], [99.5, 10.75], [99.75, 10.65], [100.0, 10.75], [100.25, 10.65], [100.5, 10.75], [100.75, 10.65], [101.0, 10.75], [101.25, 10.65], [101.5, 10.75], [101.75, 10.65], [102.0, 10.75], [102.53, 10.53], [102.75, 10.0], [102.65, 9.75], [102.75, 9.5], [102.65, 9.25], [102.75, 9.0], [102.65, 8.75], [102.75, 8.5], [102.65, 8.25], [102.75, 8.0], [102.53, 7.47], [102.18, 7.32], [102.03, 6.97], [101.5, 6.75], [101.25, 6.85], [101.0, 6.75], [100.75, 6.85], [100.5, 6.75], [99.97, 6.97], [99.75, 7.5], [99.85, 7.75], [99.75, 8.0], [99.85, 8.25], [99.75, 8.5], [99.85, 8.75], [99.82, 8.82], [99.75, 8.85], [99.5, 8.75], [98.97, 8.97], [98.75, 9.5], [98.85, 9.75], [98.75, 10.0], [98.97, 10.53]]]]}, "2015-12-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[98.97, 10.53], [99.5, 10.75], [99.75, 10.65], [100.0, 10.75], [100.25, 10.65], [100.5, 10.75], [100.75, 10.65], [101.0, 10.75], [101.25, 10.65], [101.5, 10.75], [101.75, 10.65], [102.0, 10.75], [102.53, 10.53], [102.75, 10.0], [102.65, 9.75], [102.75, 9.5], [102.65, 9.25], [102.75, 9.0], [102.65, 8.75], [102.75, 8.5], [102.65, 8.25], [102.75, 8.0], [102.53, 7.47], [102.18, 7.32], [102.03, 6.97], [101.5, 6.75], [101.25, 6.85], [101.0, 6.75], [100.75, 6.85], [100.5, 6.75], [99.97, 6.97], [99.75, 7.5], [99.85, 7.75], [99.75, 8.0], [99.85, 8.25], [99.75, 8.5], [99.85, 8.75], [99.82, 8.82], [99.75, 8.85], [99.5, 8.75], [98.97, 8.97], [98.75, 9.5], [98.85, 9.75], [98.75, 10.0], [98.97, 10.53]]]]}, "2015-12-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[98.97, 10.53], [99.5, 10.75], [99.75, 10.65], [100.0, 10.75], [100.25, 10.65], [100.5, 10.75], [100.75, 10.65], [101.0, 10.75], [101.25, 10.65], [101.5, 10.75], [101.75, 10.65], [102.0, 10.75], [102.53, 10.53], [102.75, 10.0], [102.65, 9.75], [102.75, 9.5], [102.65, 9.25], [102.75, 9.0], [102.65, 8.75], [102.75, 8.5], [102.65, 8.25], [102.75, 8.0], [102.53, 7.47], [102.18, 7.32], [102.03, 6.97], [101.5, 6.75], [101.25, 6.85], [101.0, 6.75], [100.75, 6.85], [100.5, 6.75], [99.97, 6.97], [99.75, 7.5], [99.85, 7.75], [99.75, 8.0], [99.85, 8.25], [99.75, 8.5], [99.85, 8.75], [99.82, 8.82], [99.75, 8.85], [99.5, 8.75], [98.97, 8.97], [98.75, 9.5], [98.85, 9.75], [98.75, 10.0], [98.97, 10.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5158160241136898}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1065156449237494}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.822011773930626, 27.943851192106308, 27.79412761596359]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.02842142190684, 28.191860078898344, 28.223756978085362]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0672755669958685, 1.2022706024162926, 1.0500007653590875]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4248533661926785, 1.5158160241136898, 1.3000385909916758]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.775829212773572, 1.980983399947775, 1.663354503915806]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.4887884528632216, 2.572481121015414, 1.9342976095730282]}}