{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:17:18.358708", "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": "2022-Jan-30_to_2022-Feb-04_107.5_4.0"}, "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": 2022010002866}, "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": "January 30 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 04 2022"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 58420.76680528563}, "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": ["Indonesia"]}, "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": ["South China 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": 4.0}, "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": 107.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "107.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 107.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 108.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 4.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[106.75, 4.0], [106.85, 4.25], [106.75, 4.5], [106.85, 4.75], [106.75, 5.0], [106.85, 5.25], [106.75, 5.5], [106.85, 5.75], 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"MultiPolygon", "coordinates": [[[[106.75, 4.5], [106.85, 4.75], [106.75, 5.0], [106.85, 5.25], [106.75, 5.5], [106.85, 5.75], [106.75, 6.0], [106.85, 6.25], [106.75, 6.5], [106.97, 7.03], [107.32, 7.18], [107.35, 7.25], [107.25, 7.5], [107.47, 8.03], [108.0, 8.25], [108.53, 8.03], [108.68, 7.68], [109.03, 7.53], [109.25, 7.0], [109.15, 6.75], [109.25, 6.5], [109.15, 6.25], [109.25, 6.0], [109.15, 5.75], [109.25, 5.5], [109.03, 4.97], [108.68, 4.82], [108.65, 4.75], [108.75, 4.5], [108.65, 4.25], [108.75, 4.0], [108.53, 3.47], [108.0, 3.25], [107.75, 3.35], [107.5, 3.25], [106.97, 3.47], [106.75, 4.0], [106.85, 4.25], [106.75, 4.5]]]]}, "2022-02-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.75, 4.5], [106.85, 4.75], [106.75, 5.0], [106.85, 5.25], [106.75, 5.5], [106.85, 5.75], [106.75, 6.0], [106.85, 6.25], [106.75, 6.5], [106.96, 7.0], [106.75, 7.5], [106.97, 8.03], [107.5, 8.25], [107.75, 8.15], [108.0, 8.25], [108.53, 8.03], [108.68, 7.68], [109.03, 7.53], 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[106.75, 4.5]]]]}, "2022-02-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.25, 4.0], [108.03, 3.47], [107.5, 3.25], [106.97, 3.47], [106.75, 4.0], [106.97, 4.53], [107.5, 4.75], [108.03, 4.53], [108.25, 4.0]]], [[[106.85, 6.25], [106.75, 6.5], [106.96, 7.0], [106.75, 7.5], [106.97, 8.03], [107.5, 8.25], [108.03, 8.03], [108.18, 7.68], [108.25, 7.65], [108.5, 7.75], [109.03, 7.53], [109.25, 7.0], [109.03, 6.47], [108.63, 6.3], [108.75, 6.0], [108.65, 5.75], [108.75, 5.5], [108.53, 4.97], [108.0, 4.75], [107.75, 4.85], [107.5, 4.75], [106.97, 4.97], [106.75, 5.5], [106.85, 5.75], [106.75, 6.0], [106.85, 6.25]]]]}, "2022-02-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.25, 4.0], [108.03, 3.47], [107.5, 3.25], [106.97, 3.47], [106.75, 4.0], [106.97, 4.53], [107.5, 4.75], [108.03, 4.53], [108.25, 4.0]]], [[[106.85, 6.25], [106.75, 6.5], [106.96, 7.0], [106.75, 7.5], [106.97, 8.03], [107.5, 8.25], [108.03, 8.03], [108.18, 7.68], [108.25, 7.65], [108.5, 7.75], [109.03, 7.53], [109.25, 7.0], [109.03, 6.47], [108.63, 6.3], [108.75, 6.0], [108.65, 5.75], [108.75, 5.5], [108.53, 4.97], [108.0, 4.75], [107.75, 4.85], [107.5, 4.75], [106.97, 4.97], [106.75, 5.5], [106.85, 5.75], [106.75, 6.0], [106.85, 6.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.1813331471464608}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8887123935633575}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.184424839707958, 26.581402603749098, 26.58048911737012, 26.539376261441305, 26.406211160354474, 26.44228967564686]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.184424839707958, 26.84882135356355, 27.024248648509342, 27.04449367494766, 26.71225248055083, 26.757328785371385]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7584456850248102, 0.9134718016168412, 0.9341537113226261, 0.8798642895022416, 0.8109434098840766, 0.8532011771592857]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.7584456850248102, 1.0123571353594798, 1.1614004865072047, 1.1813331471464608, 0.8902979721722204, 0.9393709510440544]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.0729940447080448, 1.3260142196604987, 1.3636150528124509, 1.2937269771630966, 1.1865229981831265, 1.253334807835537]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.0729940447080448, 1.4680430555847694, 1.6837396492829835, 1.6999018406243858, 1.2853104880027841, 1.3796824242727281]}}