{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:18:54.978017", "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": "2020-Feb-07_to_2020-Feb-10_99.0_20.0"}, "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": 2020020001363}, "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": "February 07 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 10 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 57788.22769376276}, "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": ["China", "Myanmar", "Thailand"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Asia", "S.Asia", "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": []}, "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": 20.0}, "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": 99.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "99.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 97.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 100.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 18.75}, "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": {"2020-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.96, 20.0], [97.75, 20.5], [97.97, 21.03], [98.5, 21.25], [99.03, 21.03], [99.18, 20.68], [99.53, 20.53], [99.75, 20.0], [99.53, 19.47], [99.18, 19.32], [99.15, 19.25], [99.25, 19.0], [99.03, 18.47], [98.5, 18.25], [97.97, 18.47], [97.75, 19.0], [97.85, 19.25], [97.75, 19.5], [97.96, 20.0]]]]}, "2020-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.75, 20.0], [96.97, 20.53], [97.32, 20.68], [97.35, 20.75], [97.25, 21.0], [97.47, 21.53], [97.88, 21.7], [97.75, 22.0], [97.97, 22.53], [98.5, 22.75], [98.75, 22.65], [98.82, 22.68], [98.97, 23.03], [99.32, 23.18], [99.47, 23.53], [99.82, 23.68], [99.97, 24.03], [100.5, 24.25], [101.03, 24.03], [101.25, 23.5], [101.03, 22.97], [100.68, 22.82], [100.53, 22.47], [100.18, 22.32], [100.03, 21.97], [99.68, 21.82], [99.65, 21.75], [99.75, 21.5], [99.65, 21.25], [99.75, 21.0], [99.63, 20.7], [100.03, 20.53], [100.18, 20.18], [100.53, 20.03], [100.75, 19.5], [100.53, 18.97], [100.0, 18.75], [99.5, 18.96], [99.18, 18.82], [99.03, 18.47], [98.5, 18.25], [97.97, 18.47], [97.82, 18.82], [97.47, 18.97], [97.32, 19.32], [96.97, 19.47], [96.75, 20.0]]]]}, "2020-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.75, 20.0], [96.97, 20.53], [97.32, 20.68], [97.35, 20.75], [97.25, 21.0], [97.47, 21.53], [97.88, 21.7], [97.75, 22.0], [97.97, 22.53], [98.5, 22.75], [98.75, 22.65], [98.82, 22.68], [98.97, 23.03], [99.32, 23.18], [99.47, 23.53], [99.82, 23.68], [99.97, 24.03], [100.5, 24.25], [101.03, 24.03], [101.25, 23.5], [101.03, 22.97], [100.68, 22.82], [100.53, 22.47], [100.18, 22.32], [100.03, 21.97], [99.68, 21.82], [99.65, 21.75], [99.75, 21.5], [99.65, 21.25], [99.75, 21.0], [99.63, 20.7], [100.03, 20.53], [100.18, 20.18], [100.53, 20.03], [100.75, 19.5], [100.53, 18.97], [100.0, 18.75], [99.5, 18.96], [99.18, 18.82], [99.03, 18.47], [98.5, 18.25], [97.97, 18.47], [97.82, 18.82], [97.47, 18.97], [97.32, 19.32], [96.97, 19.47], [96.75, 20.0]]]]}, "2020-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[96.75, 20.0], [96.97, 20.53], [97.32, 20.68], [97.35, 20.75], [97.25, 21.0], [97.47, 21.53], [97.88, 21.7], [97.75, 22.0], [97.97, 22.53], [98.5, 22.75], [98.75, 22.65], [98.82, 22.68], [98.97, 23.03], [99.32, 23.18], [99.47, 23.53], [99.82, 23.68], [99.97, 24.03], [100.5, 24.25], [101.03, 24.03], [101.25, 23.5], [101.03, 22.97], [100.68, 22.82], [100.53, 22.47], [100.18, 22.32], [100.03, 21.97], [99.68, 21.82], [99.65, 21.75], [99.75, 21.5], [99.65, 21.25], [99.75, 21.0], [99.63, 20.7], [100.03, 20.53], [100.18, 20.18], [100.53, 20.03], [100.75, 19.5], [100.53, 18.97], [100.0, 18.75], [99.5, 18.96], [99.0, 18.75], [98.75, 18.85], [98.5, 18.75], [98.25, 18.85], [98.0, 18.75], [97.47, 18.97], [97.32, 19.32], [96.97, 19.47], [96.75, 20.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.855185435933379}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.6139905817442215}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.400495151939936, 21.388134412951956, 21.86742767954337, 21.71804580547854]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [21.99768143265419, 25.27195071294807, 25.273991561432638, 25.49229432099429]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.997577032517043, 2.49538890842785, 2.873012325590986, 2.5959512547074244]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.1083073228701323, 3.250870941937592, 3.855185435933379, 3.552904485228055]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3730305378695862, 1.6658462192243308, 1.9171826990311556, 1.7044979114447738]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4506210896642635, 1.9911574305712996, 2.5483400970648917, 2.2480202496404273]}}