{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:04:17.237429", "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": "2015-Nov-21_to_2015-Nov-25_128.0_1.0"}, "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": 2015110002089}, "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": "November 21 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 25 2015"}, "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": "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": 55635.87083028314}, "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"]}, "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": ["Halmahera Sea", "Molukka 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": 1.0}, "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": 128.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "128.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 126.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 128.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -1.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 1.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[127.25, 1.0], [127.47, 1.53], [128.0, 1.75], [128.53, 1.53], [128.68, 1.18], [129.03, 1.03], [129.25, 0.5], [129.03, -0.03], [128.5, -0.25], [127.97, -0.03], [127.82, 0.32], [127.47, 0.47], [127.25, 1.0]]]]}, "2015-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.97, 0.53], [126.5, 0.75], [126.75, 0.65], [126.82, 0.68], [126.96, 1.0], [126.75, 1.5], [126.97, 2.03], [127.5, 2.25], [128.03, 2.03], [128.18, 1.68], [128.53, 1.53], [128.68, 1.18], [129.03, 1.03], [129.25, 0.5], [129.03, -0.03], [128.63, -0.2], [128.75, -0.5], [128.53, -1.03], [128.0, -1.25], [127.75, -1.15], [127.5, -1.25], [127.0, -1.04], [126.5, -1.25], [125.97, -1.03], [125.75, -0.5], [125.85, -0.25], [125.75, 0.0], [125.97, 0.53]]]]}, "2015-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.85, -0.25], [125.75, 0.0], [125.85, 0.25], [125.75, 0.5], [125.97, 1.03], [126.5, 1.25], [126.75, 1.15], [126.82, 1.18], [126.85, 1.25], [126.75, 1.5], [126.97, 2.03], [127.5, 2.25], [128.03, 2.03], [128.18, 1.68], [128.53, 1.53], [128.68, 1.18], [129.03, 1.03], [129.25, 0.5], [129.15, 0.25], [129.25, 0.0], [129.15, -0.25], [129.25, -0.5], [129.03, -1.03], [128.5, -1.25], [128.25, -1.15], [128.0, -1.25], [127.75, -1.15], [127.5, -1.25], [127.25, -1.15], [127.18, -1.18], [127.03, -1.53], [126.5, -1.75], [125.97, -1.53], [125.75, -1.0], [125.85, -0.75], [125.75, -0.5], [125.85, -0.25]]]]}, "2015-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.85, -0.25], [125.75, 0.0], [125.85, 0.25], [125.75, 0.5], [125.97, 1.03], [126.5, 1.25], [126.75, 1.15], [126.82, 1.18], [126.85, 1.25], [126.75, 1.5], [126.97, 2.03], [127.5, 2.25], [128.03, 2.03], [128.18, 1.68], [128.53, 1.53], [128.75, 1.0], [128.63, 0.7], [129.03, 0.53], [129.25, 0.0], [129.15, -0.25], [129.25, -0.5], [129.03, -1.03], [128.5, -1.25], [128.25, -1.15], [128.0, -1.25], [127.75, -1.15], [127.5, -1.25], [127.25, -1.15], [127.18, -1.18], [127.03, -1.53], [126.5, -1.75], [125.97, -1.53], [125.75, -1.0], [125.85, -0.75], [125.75, -0.5], [125.85, -0.25]]]]}, "2015-11-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.85, -0.25], [125.75, 0.0], [125.85, 0.25], [125.75, 0.5], [125.97, 1.03], [126.5, 1.25], [126.75, 1.15], [126.82, 1.18], [126.85, 1.25], [126.75, 1.5], [126.97, 2.03], [127.5, 2.25], [128.03, 2.03], [128.18, 1.68], [128.53, 1.53], [128.75, 1.0], [128.63, 0.7], [129.03, 0.53], [129.25, 0.0], [129.15, -0.25], [129.25, -0.5], [129.03, -1.03], [128.5, -1.25], [127.97, -1.03], [127.82, -0.68], [127.75, -0.65], [127.68, -0.68], [127.53, -1.03], [127.18, -1.18], [127.03, -1.53], [126.5, -1.75], [125.97, -1.53], [125.75, -1.0], [125.85, -0.75], [125.75, -0.5], [125.85, -0.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.3687472992344283}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8880272785321374}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.06142558601266, 27.46902532897235, 27.750884357763425, 27.864658917111853, 27.743212296134686]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.631845683026256, 28.293028942457, 28.36762880197807, 28.676378130482476, 28.466423210533037]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0017229197280244, 0.8824678167568815, 0.8702981799140572, 0.9679003269446766, 0.8069556669119909]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.101247730390071, 1.2725172423531603, 1.1255763187359094, 1.3687472992344283, 1.0815017172109833]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7918151523575714, 1.698514678587285, 1.7804918634267861, 1.994958939960016, 1.657080305946472]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0361557858116313, 2.2124218807068994, 2.2024017171911296, 2.6921930641053162, 2.0631953947215504]}}