{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:21:08.749923", "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-Aug-05_to_2020-Aug-17_125.5_-9.0"}, "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": 2020080001519}, "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": "August 05 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 17 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 13}, "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": 51894.93982477801}, "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", "Timor-Leste"]}, "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": ["Banda Sea", "Savu 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": -9.0}, "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": 125.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "125.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 122.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 127.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -8.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-08-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[126.0, -7.75], [126.53, -7.97], [126.75, -8.5], [126.53, -9.03], [126.0, -9.25], [125.47, -9.03], [125.25, -8.5], [125.47, -7.97], [126.0, -7.75]]]]}, "2020-08-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.97, -10.03], [123.75, -9.5], [123.97, -8.97], [124.5, -8.75], [125.03, -8.97], [125.25, -9.5], [125.03, -10.03], [124.5, -10.25], [123.97, -10.03]]], [[[125.47, -9.03], [125.25, -8.5], [125.47, -7.97], [126.0, -7.75], [126.53, -7.97], [126.75, -8.5], [126.53, -9.03], [126.0, -9.25], [125.47, -9.03]]]]}, "2020-08-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.97, -10.03], [123.75, -9.5], [123.97, -8.97], [124.5, -8.75], [125.03, -8.97], [125.25, -9.5], [125.03, -10.03], [124.5, -10.25], [123.97, -10.03]]], [[[125.47, -9.03], [125.25, -8.5], [125.47, -7.97], [126.0, -7.75], [126.53, -7.97], [126.75, -8.5], [126.53, -9.03], [126.0, -9.25], [125.47, -9.03]]]]}, "2020-08-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -8.97], [123.88, -8.8], [123.75, -8.5], [123.97, -7.97], [124.5, -7.75], [124.75, -7.85], [125.0, -7.75], [125.25, -7.85], [125.5, -7.75], [126.0, -7.96], [126.5, -7.75], [127.03, -7.97], [127.25, -8.5], [127.03, -9.03], [126.5, -9.25], [126.2, -9.13], [126.03, -9.53], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53], [123.25, -10.0], [123.35, -9.75], [123.25, -9.5], [123.47, -8.97]]]]}, "2020-08-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.97, -9.03], [121.75, -8.5], [121.97, -7.97], [122.5, -7.75], [123.03, -7.97], [123.25, -8.5], [123.07, -8.93], [123.5, -8.75], [123.75, -8.85], [123.88, -8.8], [123.75, -8.5], [123.97, -7.97], [124.5, -7.75], [124.75, -7.85], [125.0, -7.75], [125.25, -7.85], [125.5, -7.75], [125.75, -7.85], [126.0, -7.75], [126.25, -7.85], [126.5, -7.75], [126.75, -7.85], [127.0, -7.75], [127.53, -7.97], [127.75, -8.5], [127.53, -9.03], [127.0, -9.25], [126.75, -9.15], [126.68, -9.18], [126.53, -9.53], [126.0, -9.75], [125.75, -9.65], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53], [123.32, -10.18], [122.97, -10.03], [122.75, -9.5], [122.93, -9.07], [122.5, -9.25], [121.97, -9.03]]]]}, "2020-08-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.75, -8.5], [121.97, -7.97], [122.5, -7.75], [123.03, -7.97], [123.18, -8.32], [123.53, -8.47], [123.68, -8.82], [123.75, -8.85], [123.88, -8.8], [123.75, -8.5], [123.97, -7.97], [124.5, -7.75], [124.75, -7.85], [125.0, -7.75], [125.25, -7.85], [125.5, -7.75], [125.75, -7.85], [126.0, -7.75], [126.25, -7.85], [126.5, -7.75], [126.75, -7.85], [127.0, -7.75], [127.53, -7.97], [127.75, -8.5], [127.53, -9.03], [127.0, -9.25], [126.75, -9.15], [126.68, -9.18], [126.53, -9.53], [126.0, -9.75], [125.75, -9.65], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53], [123.32, -10.18], [122.97, -10.03], [122.82, -9.68], [122.47, -9.53], [122.32, -9.18], [121.97, -9.03], [121.75, -8.5]]]]}, "2020-08-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.75, -8.5], [121.97, -7.97], [122.5, -7.75], [123.03, -7.97], [123.18, -8.32], [123.53, -8.47], [123.68, -8.82], [123.75, -8.85], [123.88, -8.8], [123.75, -8.5], [123.97, -7.97], [124.5, -7.75], [124.75, -7.85], [125.0, -7.75], [125.25, -7.85], [125.5, -7.75], [125.75, -7.85], [126.0, -7.75], [126.25, -7.85], [126.5, -7.75], [126.75, -7.85], [127.0, -7.75], [127.53, -7.97], [127.75, -8.5], [127.53, -9.03], [127.0, -9.25], [126.75, -9.15], [126.68, -9.18], [126.53, -9.53], [126.0, -9.75], [125.75, -9.65], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53], [123.32, -10.18], [122.97, -10.03], [122.82, -9.68], [122.47, -9.53], [122.32, -9.18], [121.97, -9.03], [121.75, -8.5]]]]}, "2020-08-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.75, -8.5], [121.97, -7.97], [122.5, -7.75], [123.03, -7.97], [123.18, -8.32], [123.53, -8.47], [123.75, -9.0], [123.57, -9.43], [123.82, -9.32], [123.96, -9.0], [123.75, -8.5], [123.97, -7.97], [124.5, -7.75], [125.03, -7.97], [125.18, -8.32], [125.25, -8.35], [125.32, -8.32], [125.47, -7.97], [126.0, -7.75], [126.25, -7.85], [126.5, -7.75], [126.75, -7.85], [127.0, -7.75], [127.53, -7.97], [127.75, -8.5], [127.53, -9.03], [127.0, -9.25], [126.75, -9.15], [126.68, -9.18], [126.53, -9.53], [126.0, -9.75], [125.75, -9.65], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53], [123.25, -10.0], [123.43, -9.57], [123.0, -9.75], [122.47, -9.53], [122.32, -9.18], [121.97, -9.03], [121.75, -8.5]]]]}, "2020-08-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.75, -8.5], [123.97, -7.97], [124.5, -7.75], [124.75, -7.85], [125.0, -7.75], [125.5, -7.96], [126.0, -7.75], [126.25, -7.85], [126.5, -7.75], [126.75, -7.85], [127.0, -7.75], [127.53, -7.97], [127.75, -8.5], [127.53, -9.03], [127.0, -9.25], [126.75, -9.15], [126.68, -9.18], [126.53, -9.53], [126.0, -9.75], [125.75, -9.65], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53], [123.25, -10.0], [123.47, -9.47], [123.82, -9.32], [123.96, -9.0], [123.75, -8.5]]]]}, "2020-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.97, -8.97], [124.32, -8.82], [124.35, -8.75], [124.25, -8.5], [124.47, -7.97], [125.0, -7.75], [125.5, -7.96], [126.0, -7.75], [126.53, -7.97], [126.75, -8.5], [126.65, -8.75], [126.75, -9.0], [126.53, -9.53], [126.0, -9.75], [125.75, -9.65], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [123.97, -10.53], [123.75, -10.0], [123.85, -9.75], [123.75, -9.5], [123.97, -8.97]]]]}, "2020-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -10.53], [123.25, -10.0], [123.47, -9.47], [124.0, -9.25], [124.25, -9.35], [124.32, -9.32], [124.35, -9.25], [124.25, -9.0], [124.35, -8.75], [124.25, -8.5], [124.47, -7.97], [125.0, -7.75], [125.5, -7.96], [126.0, -7.75], [126.53, -7.97], [126.75, -8.5], [126.65, -8.75], [126.75, -9.0], [126.53, -9.53], [126.0, -9.75], [125.75, -9.65], [125.68, -9.68], [125.53, -10.03], [125.18, -10.18], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53]]]]}, "2020-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -10.53], [123.25, -10.0], [123.47, -9.47], [124.0, -9.25], [124.25, -9.35], [124.38, -9.3], [124.25, -9.0], [124.35, -8.75], [124.25, -8.5], [124.47, -7.97], [125.0, -7.75], [125.53, -7.97], [125.68, -8.32], [126.03, -8.47], [126.25, -9.0], [126.03, -9.53], [125.5, -9.75], [125.25, -9.65], [125.13, -9.7], [125.25, -10.0], [125.03, -10.53], [124.5, -10.75], [124.25, -10.65], [124.0, -10.75], [123.47, -10.53]]]]}, "2020-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.47, -7.97], [125.0, -7.75], [125.53, -7.97], [125.68, -8.32], [126.03, -8.47], [126.25, -9.0], [126.03, -9.53], [125.5, -9.75], [125.25, -9.65], [125.0, -9.75], [124.57, -9.57], [124.75, -10.0], [124.53, -10.53], [124.0, -10.75], [123.47, -10.53], [123.25, -10.0], [123.47, -9.47], [124.0, -9.25], [124.43, -9.43], [124.25, -9.0], [124.35, -8.75], [124.25, -8.5], [124.47, -7.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.461981343555749}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4566510309835734}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.279424718333246, 24.80418361594957, 24.613590190836817, 24.85825323346853, 25.63581930669261, 25.561604528185285, 25.456867552797974, 25.279571264944252, 24.99053887059233, 24.586908353781382, 24.960205580477236, 25.069482043282733, 24.7702644470736]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.279424718333246, 25.756943664780522, 25.5975774110139, 26.15552496058359, 26.667087321946724, 26.847823894565693, 26.83042944898824, 26.702704520033933, 26.076090325779944, 25.81815554707447, 26.117340011006434, 26.046436937605108, 25.84076832632519]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1241495681290417, 1.6831324331153894, 1.4650606483811544, 1.2448699153475837, 1.7726465027069551, 1.567199913171822, 1.4515480881835923, 1.4881706853651404, 1.3844071566716707, 1.2435805786850267, 1.3266396998274104, 1.4498200043245333, 1.1015969220666477]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1241495681290417, 1.7872058032339737, 1.5365031872841541, 1.5799540770466365, 2.461981343555749, 2.4551372648837173, 2.1219027553227647, 2.393546408929865, 2.0282579015936335, 1.6624309798241939, 1.7031462077846413, 1.6570022171497385, 1.266740639555053]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3989512118520062, 1.9010054630402844, 1.6683636077456234, 1.6713719298610925, 2.3935194230205465, 2.111582328507224, 1.939018109251659, 1.8923983102368294, 1.7571951100720327, 1.5348421224257907, 1.6773068773594901, 1.7971865940203835, 1.4165427691311256]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3989512118520062, 1.974789418570991, 1.754281463001024, 2.2779526952115527, 2.8386495633354936, 2.9268456708920834, 2.615459009532812, 2.683519832370286, 2.2204755351567615, 1.7507722824612604, 2.009917625461207, 1.939464906877714, 1.5378689206729497]}}