{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:29.539511", "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-Jul-02_to_2017-Jul-08_151.0_-10.0"}, "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": 2017070001369}, "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": "July 02 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 08 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 73183.94275828436}, "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": ["Papua New Guinea"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Equatorial.Pacific-Ocean", "N.Australia", "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": ["Coral Sea", "Solomon 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": -10.0}, "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": 151.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "151.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 149.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 152.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -11.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -7.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[151.0, -9.75], [151.25, -9.85], [151.5, -9.75], [151.75, -9.85], [152.0, -9.75], [152.25, -9.85], [152.5, -9.75], [153.03, -9.97], [153.25, -10.5], [153.03, -11.03], [152.68, -11.18], [152.53, -11.53], [152.0, -11.75], [151.75, -11.65], [151.5, -11.75], [151.25, -11.65], [151.0, -11.75], [150.75, -11.65], [150.5, -11.75], [149.97, -11.53], [149.75, -11.0], [149.97, -10.47], [150.32, -10.32], [150.47, -9.97], [151.0, -9.75]]]]}, "2017-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[149.25, -9.0], [149.47, -8.47], [150.0, -8.25], [150.25, -8.35], [150.5, -8.25], [150.75, -8.35], [151.0, -8.25], [151.53, -8.47], [151.75, -9.0], [151.65, -9.25], [151.75, -9.5], [151.65, -9.75], [151.68, -9.82], [151.75, -9.85], [152.0, -9.75], [152.25, -9.85], [152.5, -9.75], [153.03, -9.97], [153.25, -10.5], [153.03, -11.03], [152.68, -11.18], [152.53, -11.53], [152.0, -11.75], [151.75, -11.65], [151.5, -11.75], [151.25, -11.65], [151.0, -11.75], [150.75, -11.65], [150.5, -11.75], [149.97, -11.53], [149.75, -11.0], [149.96, -10.5], [149.75, -10.0], [149.85, -9.75], [149.82, -9.68], [149.47, -9.53], [149.25, -9.0]]]]}, "2017-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[149.25, -9.0], [149.47, -8.47], [150.0, -8.25], [150.25, -8.35], [150.5, -8.25], [150.75, -8.35], [151.0, -8.25], [151.53, -8.47], [151.75, -9.0], [151.65, -9.25], [151.75, -9.5], [151.65, -9.75], [151.68, -9.82], [151.75, -9.85], [152.0, -9.75], [152.25, -9.85], [152.5, -9.75], [153.03, -9.97], [153.25, -10.5], [153.03, -11.03], [152.68, -11.18], [152.53, -11.53], [152.0, -11.75], [151.75, -11.65], [151.5, -11.75], [151.25, -11.65], [151.0, -11.75], [150.75, -11.65], [150.5, -11.75], [149.97, -11.53], [149.75, -11.0], [149.96, -10.5], [149.75, -10.0], [149.85, -9.75], [149.82, -9.68], [149.47, -9.53], [149.25, -9.0]]]]}, "2017-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[149.25, -9.0], [149.47, -8.47], [150.0, -8.25], [150.25, -8.35], [150.5, -8.25], [150.75, -8.35], [151.0, -8.25], [151.53, -8.47], [151.75, -9.0], [151.65, -9.25], [151.75, -9.5], [151.65, -9.75], [151.75, -10.0], [151.53, -10.53], [151.0, -10.75], [150.75, -10.65], [150.5, -10.75], [149.97, -10.53], [149.75, -10.0], [149.85, -9.75], [149.82, -9.68], [149.47, -9.53], [149.25, -9.0]]]]}, "2017-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[151.53, -10.53], [151.0, -10.75], [150.47, -10.53], [150.25, -10.0], [150.47, -9.47], [151.0, -9.25], [151.53, -9.47], [151.75, -10.0], [151.53, -10.53]]], [[[149.47, -7.47], [150.0, -7.25], [150.25, -7.35], [150.5, -7.25], [150.75, -7.35], [151.0, -7.25], [151.25, -7.35], [151.5, -7.25], [151.75, -7.35], [151.82, -7.32], [151.97, -6.97], [152.5, -6.75], [153.03, -6.97], [153.25, -7.5], [153.15, -7.75], [153.25, -8.0], [153.03, -8.53], [152.5, -8.75], [152.25, -8.65], [152.0, -8.75], [151.75, -8.65], [151.68, -8.68], [151.53, -9.03], [151.0, -9.25], [150.75, -9.15], [150.5, -9.25], [149.97, -9.03], [149.82, -8.68], [149.47, -8.53], [149.25, -8.0], [149.47, -7.47]]]]}, "2017-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[149.25, -8.0], [149.47, -7.47], [150.0, -7.25], [150.25, -7.35], [150.5, -7.25], [150.75, -7.35], [151.0, -7.25], [151.25, -7.35], [151.5, -7.25], [151.75, -7.35], [151.82, -7.32], [151.97, -6.97], [152.5, -6.75], [153.03, -6.97], [153.25, -7.5], [153.15, -7.75], [153.25, -8.0], [153.03, -8.53], [152.5, -8.75], [152.25, -8.65], [152.0, -8.75], [151.75, -8.65], [151.68, -8.68], [151.53, -9.03], [151.0, -9.25], [150.75, -9.15], [150.5, -9.25], [149.97, -9.03], [149.82, -8.68], [149.47, -8.53], [149.25, -8.0]]]]}, "2017-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[149.25, -8.0], [149.47, -7.47], [150.0, -7.25], [150.25, -7.35], [150.5, -7.25], [150.75, -7.35], [151.0, -7.25], [151.25, -7.35], [151.5, -7.25], [151.75, -7.35], [151.82, -7.32], [151.97, -6.97], [152.5, -6.75], [153.03, -6.97], [153.25, -7.5], [153.15, -7.75], [153.25, -8.0], [153.03, -8.53], [152.5, -8.75], [152.25, -8.65], [152.0, -8.75], [151.75, -8.65], [151.68, -8.68], [151.53, -9.03], [151.0, -9.25], [150.75, -9.15], [150.5, -9.25], [149.97, -9.03], [149.82, -8.68], [149.47, -8.53], [149.25, -8.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.2162141081963114}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.7315914904357312}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.36131569312215, 26.26182209666638, 26.21411036446335, 26.022025043730707, 26.574637012183757, 26.99298518798929, 26.78956502994845]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.68856986993802, 26.742651390339745, 26.74954825608296, 26.658795595875574, 27.049057267202954, 27.333763249410538, 26.932819846992913]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7382782935495769, 0.7396343734316095, 0.6985711156135532, 0.6094263341827448, 0.6238675537750111, 0.9412007304294939, 0.7723781852043948]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8227888348254169, 0.9153235873141057, 1.2162141081963114, 0.7843990535063199, 0.8222832199817276, 1.049143794669419, 0.9267166367329196]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4986261684696849, 1.630241535989331, 1.6272154531039449, 1.5043430111807514, 1.4727927890587684, 2.3180814336737847, 1.8638965080831393]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7429242182083209, 1.935345695449543, 2.3031326993096606, 1.6027283877880998, 1.644330003839813, 2.5776944216043427, 2.2736207065913057]}}