{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:31.517703", "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": "2016-May-22_to_2016-May-27_80.0_17.0"}, "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": 2016050002182}, "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": "May 22 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 27 2016"}, "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": 68101.16369206345}, "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": ["India"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.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": 17.0}, "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": 80.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "80.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 78.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 81.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-05-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[78.25, 17.0], [78.47, 17.53], [78.82, 17.68], [78.97, 18.03], 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[77.75, 15.0], [77.97, 15.53], [78.38, 15.7], [78.25, 16.0], [78.46, 16.5]]]]}, "2016-05-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.97, 16.53], [78.38, 16.7], [78.25, 17.0], [78.47, 17.53], [78.82, 17.68], [78.97, 18.03], [79.32, 18.18], [79.47, 18.53], [80.0, 18.75], [80.25, 18.65], [80.32, 18.68], [80.47, 19.03], [81.0, 19.25], [81.53, 19.03], [81.75, 18.5], [81.65, 18.25], [81.75, 18.0], [81.65, 17.75], [81.75, 17.5], [81.53, 16.97], [81.18, 16.82], [81.03, 16.47], [80.68, 16.32], [80.65, 16.25], [80.75, 16.0], [80.53, 15.47], [80.18, 15.32], [80.03, 14.97], [79.68, 14.82], [79.65, 14.75], [79.75, 14.5], [79.53, 13.97], [79.0, 13.75], [78.47, 13.97], [78.32, 14.32], [77.97, 14.47], [77.75, 15.0], [77.96, 15.5], [77.75, 16.0], [77.97, 16.53]]]]}, "2016-05-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.97, 16.53], [78.5, 16.75], [78.75, 16.65], [78.82, 16.68], [78.85, 16.75], [78.75, 17.0], [78.85, 17.25], [78.75, 17.5], [78.97, 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"mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.2362294944033976}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [37.16834115171184, 37.16230569717243, 37.28240366174202, 37.15435978404116, 36.755207735887495, 36.42086590998724]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [38.02883602357298, 38.44297433567277, 39.162363196081685, 39.081549917638654, 38.19022466109175, 37.72897831425695]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.992455887156268, 3.163355579840527, 3.505130991433374, 3.417930992820423, 3.0680461603309848, 2.8564656300091658]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.4352587120099543, 3.9879822301929266, 4.514368071730701, 4.465990771655413, 3.7181353791944503, 3.35788268977808]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4164982868468838, 1.5503832793150993, 1.7776886335893147, 1.7446110850546652, 1.5486950743790433, 1.4739106171210785]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6099837404574562, 1.8877359886161207, 2.229778859787821, 2.260514770730139, 1.8955175180116648, 1.730859697468301]}}