{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:26.392314", "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": "2017-Jul-10_to_2017-Jul-14_94.5_22.5"}, "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": 2017070000389}, "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": "July 10 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 14 2017"}, "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": 56936.16886855551}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.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": []}, "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": 22.5}, "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": 94.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "94.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 93.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 97.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 21.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 23.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-07-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.0, 24.25], [97.53, 24.03], [97.75, 23.5], [97.53, 22.97], [97.18, 22.82], [97.03, 22.47], [96.5, 22.25], [95.97, 22.47], [95.75, 23.0], [95.97, 23.53], [96.32, 23.68], [96.47, 24.03], [97.0, 24.25]]]]}, "2017-07-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.35, 22.75], [93.25, 23.0], [93.35, 23.25], [93.25, 23.5], [93.47, 24.03], [94.0, 24.25], [94.25, 24.15], [94.5, 24.25], [94.75, 24.15], [95.0, 24.25], [95.25, 24.15], [95.5, 24.25], [95.75, 24.15], [96.0, 24.25], [96.25, 24.15], [96.5, 24.25], [96.75, 24.15], [97.0, 24.25], [97.53, 24.03], [97.75, 23.5], [97.53, 22.97], [97.18, 22.82], [97.03, 22.47], [96.5, 22.25], [96.25, 22.35], [96.18, 22.32], [96.03, 21.97], [95.68, 21.82], [95.53, 21.47], [95.0, 21.25], [94.75, 21.35], [94.5, 21.25], [94.25, 21.35], [94.0, 21.25], [93.47, 21.47], [93.25, 22.0], [93.35, 22.25], [93.25, 22.5], [93.35, 22.75]]]]}, "2017-07-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.35, 22.75], [93.25, 23.0], [93.35, 23.25], [93.25, 23.5], [93.47, 24.03], [94.0, 24.25], [94.25, 24.15], [94.5, 24.25], [94.75, 24.15], [95.0, 24.25], [95.25, 24.15], [95.5, 24.25], [95.75, 24.15], [96.0, 24.25], [96.25, 24.15], [96.5, 24.25], [96.75, 24.15], [97.0, 24.25], [97.53, 24.03], [97.75, 23.5], [97.53, 22.97], [97.18, 22.82], [97.03, 22.47], [96.5, 22.25], [96.25, 22.35], [96.18, 22.32], [96.03, 21.97], [95.68, 21.82], [95.53, 21.47], [95.0, 21.25], [94.75, 21.35], [94.5, 21.25], [94.25, 21.35], [94.0, 21.25], [93.47, 21.47], [93.25, 22.0], [93.35, 22.25], [93.25, 22.5], [93.35, 22.75]]]]}, "2017-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.35, 22.75], [93.25, 23.0], [93.35, 23.25], [93.25, 23.5], [93.47, 24.03], [94.0, 24.25], [94.25, 24.15], [94.5, 24.25], [94.75, 24.15], [95.0, 24.25], [95.25, 24.15], [95.5, 24.25], [95.75, 24.15], [96.0, 24.25], [96.25, 24.15], [96.5, 24.25], [96.75, 24.15], [97.0, 24.25], [97.53, 24.03], [97.75, 23.5], [97.53, 22.97], [97.18, 22.82], [97.03, 22.47], [96.5, 22.25], [96.25, 22.35], [96.18, 22.32], [96.03, 21.97], [95.68, 21.82], [95.53, 21.47], [95.0, 21.25], [94.75, 21.35], [94.5, 21.25], [94.25, 21.35], [94.0, 21.25], [93.47, 21.47], [93.25, 22.0], [93.35, 22.25], [93.25, 22.5], [93.35, 22.75]]]]}, "2017-07-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[94.5, 23.25], [95.03, 23.03], [95.25, 22.5], [95.03, 21.97], [94.68, 21.82], [94.53, 21.47], [94.0, 21.25], [93.47, 21.47], [93.25, 22.0], [93.47, 22.53], [93.82, 22.68], [93.97, 23.03], [94.5, 23.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": -2.919300970430868}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": -2.100283520230712}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.622622147348807, 25.863284186447004, 25.92129355599758, 25.67036959971432, 25.331990021481374]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.220921771861924, 23.526356926641654, 23.882807134203233, 23.52677746723583, 24.908253318863444]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [-1.3912162317164132, -2.1400687166441457, -2.034691335203186, -2.2480695861531332, -1.5895600356617194]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [-1.4171185565995188, -2.919300970430868, -2.7887684866324207, -2.7603657117650187, -1.6382260771661095]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [-1.5165351672355873, -1.7278809214521533, -1.690056402308756, -1.9133181580372305, -1.4478208410778923]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [-1.529106853405462, -2.1802552293741813, -2.044920194615073, -2.248605550612107, -1.4821183135898004]}}