{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:54.524283", "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-Oct-31_to_2010-Nov-04_98.5_10.5"}, "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": 2010100001253}, "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": "October 31 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 04 2010"}, "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": "Cold spell"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 60986.33467890669}, "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": ["Myanmar", "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": ["Andaman or Burma Sea", "Gulf of Thailand", "Malacca Strait"]}, "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": 10.5}, "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": 98.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "98.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 97.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 100.25}, "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": 11.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-10-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.25, 8.5], [97.47, 9.03], [97.82, 9.18], [97.85, 9.25], [97.75, 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7.5], [100.03, 6.97], [99.5, 6.75], [98.97, 6.97], [98.82, 7.32], [98.75, 7.35], [98.5, 7.25], [97.97, 7.47], [97.82, 7.82], [97.47, 7.97], [97.25, 8.5], [97.47, 9.03], [97.82, 9.18], [97.85, 9.25], [97.82, 9.32], [97.47, 9.47], [97.25, 10.0], [97.35, 10.25], [97.25, 10.5], [97.47, 11.03]]]]}, "2010-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.47, 11.03], [97.82, 11.18], [97.97, 11.53], [98.5, 11.75], [98.75, 11.65], [99.0, 11.75], [99.53, 11.53], [99.75, 11.0], [99.65, 10.75], [99.75, 10.5], [99.65, 10.25], [99.75, 10.0], [99.65, 9.75], [99.68, 9.68], [99.75, 9.65], [100.0, 9.75], [100.53, 9.53], [100.75, 9.0], [100.53, 8.47], [100.0, 8.25], [99.75, 8.35], [99.68, 8.32], [99.65, 8.25], [99.68, 8.18], [100.03, 8.03], [100.25, 7.5], [100.03, 6.97], [99.5, 6.75], [98.97, 6.97], [98.82, 7.32], [98.75, 7.35], [98.5, 7.25], [97.97, 7.47], [97.82, 7.82], [97.47, 7.97], [97.25, 8.5], [97.47, 9.03], [97.82, 9.18], [97.85, 9.25], [97.82, 9.32], [97.47, 9.47], [97.25, 10.0], [97.35, 10.25], [97.25, 10.5], [97.47, 11.03]]]]}, "2010-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.47, 11.03], [97.82, 11.18], [97.97, 11.53], [98.5, 11.75], [98.75, 11.65], [99.0, 11.75], [99.53, 11.53], [99.75, 11.0], [99.65, 10.75], [99.75, 10.5], [99.65, 10.25], [99.75, 10.0], [99.65, 9.75], [99.7, 9.63], [100.0, 9.75], [100.53, 9.53], [100.75, 9.0], [100.53, 8.47], [100.0, 8.25], [99.47, 8.47], [99.3, 8.87], [99.13, 8.8], [99.25, 8.5], [99.15, 8.25], [99.25, 8.0], [99.03, 7.47], [98.5, 7.25], [97.97, 7.47], [97.75, 8.0], [97.85, 8.25], [97.75, 8.5], [97.97, 9.03], [98.38, 9.2], [98.32, 9.32], [98.25, 9.35], [98.0, 9.25], [97.47, 9.47], [97.25, 10.0], [97.35, 10.25], [97.25, 10.5], [97.47, 11.03]]]]}, "2010-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.47, 11.03], [98.0, 11.25], [98.25, 11.15], [98.5, 11.25], [99.03, 11.03], [99.18, 10.68], [99.53, 10.53], [99.75, 10.0], [99.65, 9.75], [99.75, 9.5], [99.53, 8.97], [99.0, 8.75], [98.47, 8.97], [98.32, 9.32], [98.25, 9.35], [98.0, 9.25], [97.47, 9.47], [97.25, 10.0], [97.35, 10.25], [97.25, 10.5], [97.47, 11.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": -2.7237217961829856}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": -1.6163417555663333}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.641146237976102, 24.375001483539677, 24.77145693140244, 24.89673066781711, 25.243506459902562]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.585431836518183, 22.648439886033486, 23.60678051024894, 22.75538342516313, 24.04984172843001]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [-1.6171184636616722, -1.9438114975947058, -1.5268910607498014, -1.4191523638619163, -1.215252493348127]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [-2.389318277600637, -2.7237217961829856, -2.265669998486544, -2.443719664549917, -1.6906795516854913]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [-1.9706289203456833, -2.428200541456674, -1.8987804543816726, -1.8139136403748404, -1.675451316876204]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [-2.743097531871961, -3.2495490195029118, -2.700610778511567, -2.7502709447760054, -2.1002512152063573]}}