{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:49:32.853557", "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": "2012-Jan-24_to_2012-Jan-31_135.0_-5.0"}, "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": 2012010002559}, "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 24 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 31 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 132157.8734628302}, "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": ["Arafura Sea", "Ceram 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": -5.0}, "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": 135.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "135.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 132.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 138.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -8.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-01-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[135.97, -8.03], [135.75, -7.5], [135.97, -6.97], [136.5, -6.75], [136.75, -6.85], [137.0, -6.75], [137.53, -6.97], [137.75, -7.5], [137.53, -8.03], [137.0, -8.25], [136.75, -8.15], [136.5, -8.25], [135.97, -8.03]]]]}, "2012-01-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.97, -4.97], [135.5, -4.75], [136.03, -4.97], [136.18, -5.32], [136.53, -5.47], [136.75, -6.0], [136.63, -6.3], [137.03, -6.47], [137.18, -6.82], [137.53, -6.97], [137.75, -7.5], [137.53, -8.03], [137.18, -8.18], [137.03, -8.53], [136.5, -8.75], [135.97, -8.53], [135.82, -8.18], [135.47, -8.03], [135.25, -7.5], [135.47, -6.97], [135.82, -6.82], [135.88, -6.7], [135.75, -6.65], [135.5, -6.75], [134.97, -6.53], [134.75, -6.0], [134.85, -5.75], [134.75, -5.5], [134.97, -4.97]]]]}, "2012-01-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[131.75, -4.0], [131.97, -3.47], [132.5, -3.25], [133.03, -3.47], [133.18, -3.82], [133.25, -3.85], [133.5, -3.75], [133.75, -3.85], [134.0, -3.75], [134.25, -3.85], [134.5, -3.75], [135.03, -3.97], [135.18, -4.32], [135.25, -4.35], [135.5, -4.25], [136.03, -4.47], [136.18, -4.82], [136.53, -4.97], [136.68, -5.32], [137.03, -5.47], [137.18, -5.82], [137.25, -5.85], [137.5, -5.75], [137.75, -5.85], [138.0, -5.75], [138.53, -5.97], [138.75, -6.5], [138.65, -6.75], [138.75, -7.0], [138.65, -7.25], [138.75, -7.5], [138.53, -8.03], [138.0, -8.25], [137.75, -8.15], [137.5, -8.25], [137.25, -8.15], [137.18, -8.18], [137.03, -8.53], [136.5, -8.75], [135.97, -8.53], [135.82, -8.18], [135.47, -8.03], [135.32, -7.68], [135.25, -7.65], [135.0, -7.75], [134.47, -7.53], [134.25, -7.0], [134.35, -6.75], [134.3, -6.63], [134.0, -6.75], [133.47, -6.53], [133.32, -6.18], [132.97, -6.03], [132.82, -5.68], [132.47, -5.53], [132.25, -5.0], [132.35, -4.75], [132.32, -4.68], [131.97, -4.53], [131.75, -4.0]]]]}, "2012-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[131.75, -4.0], [131.97, -3.47], [132.5, -3.25], [133.03, -3.47], [133.18, -3.82], [133.25, -3.85], [133.5, -3.75], [133.75, -3.85], [134.0, -3.75], [134.25, -3.85], [134.5, -3.75], [135.03, -3.97], [135.18, -4.32], [135.25, -4.35], [135.5, -4.25], [136.03, -4.47], [136.18, -4.82], [136.53, -4.97], [136.68, -5.32], [137.03, -5.47], [137.18, -5.82], [137.25, -5.85], [137.5, -5.75], [137.75, -5.85], [138.0, -5.75], [138.53, -5.97], [138.75, -6.5], [138.65, -6.75], [138.75, -7.0], [138.65, -7.25], [138.75, -7.5], [138.53, -8.03], [138.0, -8.25], [137.75, -8.15], [137.5, -8.25], [137.25, -8.15], [137.18, -8.18], [137.03, -8.53], [136.5, -8.75], [135.97, -8.53], [135.82, -8.18], [135.47, -8.03], [135.32, -7.68], [135.25, -7.65], [135.0, -7.75], [134.47, -7.53], [134.25, -7.0], [134.35, -6.75], [134.3, -6.63], [134.0, -6.75], [133.47, -6.53], [133.32, -6.18], [132.97, -6.03], [132.82, -5.68], [132.47, -5.53], [132.25, -5.0], [132.35, -4.75], [132.32, -4.68], [131.97, -4.53], [131.75, -4.0]]]]}, "2012-01-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[131.75, -4.0], [131.97, -3.47], [132.5, -3.25], [133.03, -3.47], [133.18, -3.82], [133.25, -3.85], [133.5, -3.75], [133.75, -3.85], [134.0, -3.75], [134.25, -3.85], [134.5, -3.75], [135.03, -3.97], [135.18, -4.32], [135.25, -4.35], [135.5, -4.25], [136.03, -4.47], [136.18, -4.82], [136.53, -4.97], [136.68, -5.32], [137.03, -5.47], [137.18, -5.82], [137.25, -5.85], [137.5, -5.75], [137.75, -5.85], [138.0, -5.75], [138.53, -5.97], [138.75, -6.5], [138.65, -6.75], [138.75, -7.0], [138.65, -7.25], [138.75, -7.5], [138.53, -8.03], [138.0, -8.25], [137.75, -8.15], [137.5, -8.25], [137.25, -8.15], [137.0, -8.25], [136.75, -8.15], [136.5, -8.25], [136.25, -8.15], [136.0, -8.25], [135.47, -8.03], [135.32, -7.68], [135.25, -7.65], [135.0, -7.75], [134.47, -7.53], [134.25, -7.0], [134.35, -6.75], [134.3, -6.63], [134.0, -6.75], [133.47, -6.53], [133.32, -6.18], [132.97, -6.03], [132.82, -5.68], [132.47, -5.53], [132.25, -5.0], [132.35, -4.75], [132.32, -4.68], [131.97, -4.53], [131.75, -4.0]]]]}, "2012-01-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.47, -3.97], [133.0, -3.75], [133.25, -3.85], [133.5, -3.75], [134.0, -3.96], [134.5, -3.75], [134.75, -3.85], [135.0, -3.75], [135.53, -3.97], [135.68, -4.32], [136.03, -4.47], [136.18, -4.82], [136.53, -4.97], [136.68, -5.32], [137.03, -5.47], [137.25, -6.0], [137.15, -6.25], [137.18, -6.32], [137.53, -6.47], [137.68, -6.82], [137.75, -6.85], [138.0, -6.75], [138.53, -6.97], [138.75, -7.5], [138.53, -8.03], [138.0, -8.25], [137.75, -8.15], [137.5, -8.25], [137.25, -8.15], [137.0, -8.25], [136.75, -8.15], [136.5, -8.25], [136.25, -8.15], [136.0, -8.25], [135.47, -8.03], [135.32, -7.68], [135.25, -7.65], [135.0, -7.75], [134.47, -7.53], [134.25, -7.0], [134.35, -6.75], [134.3, -6.63], [134.0, -6.75], [133.47, -6.53], [133.32, -6.18], [132.97, -6.03], [132.82, -5.68], [132.47, -5.53], [132.25, -5.0], [132.35, -4.75], [132.25, -4.5], [132.47, -3.97]]]]}, "2012-01-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.47, -3.97], [133.0, -3.75], [133.25, -3.85], [133.5, -3.75], [134.0, -3.96], [134.5, -3.75], [134.75, -3.85], [135.0, -3.75], [135.53, -3.97], [135.75, -4.5], [135.65, -4.75], [135.75, -5.0], [135.65, -5.25], [135.75, -5.5], [135.53, -6.03], [135.0, -6.25], [134.47, -6.03], [134.32, -5.68], [134.25, -5.65], [134.0, -5.75], [133.75, -5.65], [133.5, -5.75], [133.25, -5.65], [133.0, -5.75], [132.47, -5.53], [132.25, -5.0], [132.35, -4.75], [132.25, -4.5], [132.47, -3.97]]]]}, "2012-01-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.5, -3.75], [134.75, -3.85], [135.0, -3.75], [135.53, -3.97], [135.75, -4.5], [135.65, -4.75], [135.75, -5.0], [135.53, -5.53], [135.0, -5.75], [134.75, -5.65], [134.5, -5.75], [134.25, -5.65], [134.0, -5.75], [133.47, -5.53], [133.25, -5.0], [133.47, -4.47], [133.82, -4.32], [133.97, -3.97], [134.5, -3.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.954669053351438}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2103078146487374}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.408812653523796, 28.360118689662954, 28.72772940551414, 28.905910329461562, 28.484046847826278, 28.482701109142567, 28.613048573651213, 28.4368857459707]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.50070947101051, 28.455111558665124, 29.01470409348076, 29.316731846702737, 28.95989313296019, 28.890528226771607, 29.091813301034165, 28.64157564238502]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.033527505365015, 0.9755938179854127, 1.3337409159272782, 1.4752565965612356, 1.0403178921478753, 1.0546589873024963, 1.1825164312416518, 0.933196436963749]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1321331109152766, 1.056857175623918, 1.7072905377642087, 1.954669053351438, 1.3649111446143252, 1.3387629200641413, 1.4601329768338474, 1.0130807878411474]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5696789098993538, 1.5333628238502615, 2.0550916979923204, 2.2954193060110524, 1.6784189235550662, 1.7280925329144416, 1.9230616419114157, 1.5612364131960534]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7114209254117625, 1.6705759951620305, 2.577313682285894, 2.9154492751363463, 2.141330797702233, 2.2339341983023977, 2.3832454243986816, 1.6953925660952354]}}