{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:10.819253", "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-Jan-18_to_2017-Jan-27_103.5_11.0"}, "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": 2017010002046}, "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 18 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 27 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 10}, "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": 66836.35759533645}, "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": ["Cambodia"]}, "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": 11.0}, "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": 103.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "103.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 100.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 104.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-01-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 12.03], [103.5, 12.25], [104.03, 12.03], [104.25, 11.5], [104.15, 11.25], [104.25, 11.0], [104.03, 10.47], [103.5, 10.25], [102.97, 10.47], [102.75, 11.0], [102.85, 11.25], [102.75, 11.5], [102.97, 12.03]]]]}, "2017-01-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 12.03], [103.5, 12.25], [104.03, 12.03], [104.18, 11.68], [104.53, 11.53], [104.75, 11.0], [104.53, 10.47], [104.0, 10.25], [103.75, 10.35], [103.5, 10.25], [102.97, 10.47], [102.75, 11.0], [102.85, 11.25], [102.75, 11.5], [102.97, 12.03]]]]}, "2017-01-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 12.03], [103.5, 12.25], [104.03, 12.03], [104.18, 11.68], [104.53, 11.53], [104.75, 11.0], [104.53, 10.47], [104.0, 10.25], [103.75, 10.35], [103.5, 10.25], [102.97, 10.47], [102.75, 11.0], [102.85, 11.25], [102.75, 11.5], [102.97, 12.03]]]]}, "2017-01-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[103.5, 12.25], [104.03, 12.03], [104.18, 11.68], [104.53, 11.53], [104.75, 11.0], [104.53, 10.47], [104.0, 10.25], [103.75, 10.35], [103.5, 10.25], [103.25, 10.35], [103.0, 10.25], [102.47, 10.47], [102.25, 11.0], [102.47, 11.53], [102.82, 11.68], [102.97, 12.03], [103.5, 12.25]]]]}, "2017-01-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.5, 11.25], [101.75, 11.15], [101.82, 11.18], [101.97, 11.53], [102.5, 11.75], [102.75, 11.65], [103.0, 11.75], [103.53, 11.53], [103.68, 11.18], [104.03, 11.03], [104.25, 10.5], [104.03, 9.97], [103.68, 9.82], [103.53, 9.47], [103.0, 9.25], [102.75, 9.35], [102.68, 9.32], [102.53, 8.97], [102.0, 8.75], [101.47, 8.97], [101.32, 9.32], [101.25, 9.35], [101.0, 9.25], [100.47, 9.47], [100.25, 10.0], [100.47, 10.53], [100.82, 10.68], [100.97, 11.03], [101.5, 11.25]]]]}, "2017-01-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.97, 9.47], [99.75, 10.0], [99.97, 10.53], [100.5, 10.75], [100.75, 10.65], [100.82, 10.68], [100.97, 11.03], [101.5, 11.25], [101.75, 11.15], [101.82, 11.18], [101.97, 11.53], [102.5, 11.75], [102.75, 11.65], [103.0, 11.75], [103.25, 11.65], [103.5, 11.75], [104.03, 11.53], [104.25, 11.0], [104.15, 10.75], [104.25, 10.5], [104.03, 9.97], [103.68, 9.82], [103.53, 9.47], [103.0, 9.25], [102.75, 9.35], [102.68, 9.32], [102.53, 8.97], [102.0, 8.75], [101.47, 8.97], [101.32, 9.32], [101.25, 9.35], [101.0, 9.25], [100.75, 9.35], [100.5, 9.25], [99.97, 9.47]]]]}, "2017-01-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.97, 9.47], [99.75, 10.0], [99.97, 10.53], [100.5, 10.75], [100.75, 10.65], [100.82, 10.68], [100.97, 11.03], [101.5, 11.25], [101.75, 11.15], [101.82, 11.18], [101.85, 11.25], [101.75, 11.5], [101.97, 12.03], [102.5, 12.25], [102.75, 12.15], [103.0, 12.25], [103.25, 12.15], [103.5, 12.25], [104.03, 12.03], [104.25, 11.5], [104.15, 11.25], [104.18, 11.18], [104.53, 11.03], [104.75, 10.5], [104.53, 9.97], [104.0, 9.75], [103.75, 9.85], [103.68, 9.82], [103.53, 9.47], [103.0, 9.25], [102.75, 9.35], [102.68, 9.32], [102.53, 8.97], [102.0, 8.75], [101.47, 8.97], [101.32, 9.32], [101.25, 9.35], [101.0, 9.25], [100.75, 9.35], [100.5, 9.25], [99.97, 9.47]]]]}, "2017-01-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.0, 11.25], [101.25, 11.15], [101.5, 11.25], [101.75, 11.15], [101.82, 11.18], [101.85, 11.25], [101.82, 11.32], [101.47, 11.47], [101.25, 12.0], [101.47, 12.53], [102.0, 12.75], [102.53, 12.53], [102.68, 12.18], [102.75, 12.15], [103.0, 12.25], [103.25, 12.15], [103.5, 12.25], [104.03, 12.03], [104.25, 11.5], [104.15, 11.25], [104.18, 11.18], [104.53, 11.03], [104.75, 10.5], [104.53, 9.97], [104.0, 9.75], [103.75, 9.85], [103.5, 9.75], [102.97, 9.97], [102.82, 10.32], [102.75, 10.35], [102.68, 10.32], [102.53, 9.97], [102.0, 9.75], [101.75, 9.85], [101.68, 9.82], [101.53, 9.47], [101.0, 9.25], [100.75, 9.35], [100.5, 9.25], [99.97, 9.47], [99.75, 10.0], [99.97, 10.53], [100.32, 10.68], [100.47, 11.03], [101.0, 11.25]]]]}, "2017-01-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.47, 9.97], [100.25, 10.5], [100.47, 11.03], [101.0, 11.25], [101.25, 11.15], [101.5, 11.25], [101.75, 11.15], [101.82, 11.18], [101.85, 11.25], [101.82, 11.32], [101.47, 11.47], [101.25, 12.0], [101.47, 12.53], [102.0, 12.75], [102.53, 12.53], [102.68, 12.18], [102.75, 12.15], [103.0, 12.25], [103.25, 12.15], [103.5, 12.25], [104.03, 12.03], [104.25, 11.5], [104.15, 11.25], [104.18, 11.18], [104.53, 11.03], [104.75, 10.5], [104.53, 9.97], [104.0, 9.75], [103.75, 9.85], [103.5, 9.75], [102.97, 9.97], [102.82, 10.32], [102.75, 10.35], [102.68, 10.32], [102.53, 9.97], [102.0, 9.75], [101.75, 9.85], [101.5, 9.75], [101.25, 9.85], [101.0, 9.75], [100.47, 9.97]]]]}, "2017-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.47, 9.97], [100.25, 10.5], [100.47, 11.03], [101.0, 11.25], [101.25, 11.15], [101.5, 11.25], [101.8, 11.13], [101.85, 11.25], [101.82, 11.32], [101.47, 11.47], [101.25, 12.0], [101.47, 12.53], [102.0, 12.75], [102.53, 12.53], [102.68, 12.18], [102.75, 12.15], [103.0, 12.25], [103.53, 12.03], [103.68, 11.68], [104.03, 11.53], [104.25, 11.0], [104.15, 10.75], [104.25, 10.5], [104.03, 9.97], [103.5, 9.75], [102.97, 9.97], [102.82, 10.32], [102.75, 10.35], [102.5, 10.25], [102.2, 10.37], [102.03, 9.97], [101.5, 9.75], [101.25, 9.85], [101.0, 9.75], [100.47, 9.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.0864638573231673}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.3832171515668858}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.483942460416415, 27.618226621905308, 27.59135661803697, 27.696811504542154, 27.818966422674748, 27.82088879650604, 27.610604442015415, 27.902356214630288, 28.05000716813447, 27.713471711869772]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.188819056990837, 28.46311701314636, 28.118482870394473, 28.63573044485912, 28.140084246053277, 28.173408319478142, 28.579026833754654, 28.98457949017859, 28.814863803980984, 28.402857078000523]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6813284000828617, 2.181516985387134, 2.118894559042682, 1.9115324952353916, 1.1749923553326067, 1.1915693695161849, 1.1346706384773237, 1.4810967179234962, 1.6709560686928597, 1.1798200738346054]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.869237124536653, 2.864862553275259, 2.9695895456258086, 2.9017677288387063, 1.407396808551141, 1.5158284707298435, 2.5562882740816804, 3.0864638573231673, 2.5384125920887186, 1.7578830679520365]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5643618460452777, 1.9107741674801106, 1.7826985047523884, 1.7680555104147806, 1.7219771610835983, 1.775312470446258, 1.4979319251850984, 1.7854998325538134, 1.969233506201988, 1.485032606083069]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.681228576187788, 2.230454630338361, 2.238220566751894, 2.1511790978530967, 1.9740241326054584, 2.0918097906460296, 2.1493209471257173, 2.639019702075713, 2.7156293700227327, 1.9893889671377682]}}