{ "place_id": "NMS:PMNM", "dataset_id": "noaa_aoml_seascapes_8day", "variable": "CLASS", "categorical": true, "start_date": "2002-08-29", "end_date": "2026-06-26", "start_datetime": "2002-08-29T12:00:00Z", "end_datetime": "2026-06-26T12:00:00Z", "record_start": "2002-08-29", "lobes": 2, "mask_cells": 55106, "axes": [ { "bbox": [ -180, 19.2345784, -161.01730609999998, 31.7978642 ], "lon": [ -179.975, -179.925, -179.875, -179.825, -179.775, -179.725, -179.675, -179.625, -179.575, -179.525, -179.475, -179.425, -179.375, -179.325, -179.275, -179.225, -179.175, -179.125, -179.075, -179.025, -178.975, -178.925, -178.875, -178.825, -178.775, -178.725, -178.675, -178.625, -178.575, -178.525, -178.475, -178.425, -178.375, -178.325, -178.275, -178.225, -178.175, -178.125, -178.075, -178.025, -177.975, -177.925, -177.875, -177.825, -177.775, -177.725, -177.675, -177.625, -177.575, -177.525, -177.475, -177.425, -177.375, -177.325, -177.275, -177.225, -177.175, -177.125, -177.075, -177.025, 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-161.975, -161.925, -161.875, -161.825, -161.775, -161.725, -161.675, -161.625, -161.575, -161.525, -161.475, -161.425, -161.375, -161.325, -161.275, -161.225, -161.175, -161.125, -161.075, -161.025 ], "lat": [ 19.225, 19.275, 19.325, 19.375, 19.425, 19.475, 19.525, 19.575, 19.625, 19.675, 19.725, 19.775, 19.825, 19.875, 19.925, 19.975, 20.025, 20.075, 20.125, 20.175, 20.225, 20.275, 20.325, 20.375, 20.425, 20.475, 20.525, 20.575, 20.625, 20.675, 20.725, 20.775, 20.825, 20.875, 20.925, 20.975, 21.025, 21.075, 21.125, 21.175, 21.225, 21.275, 21.325, 21.375, 21.425, 21.475, 21.525, 21.575, 21.625, 21.675, 21.725, 21.775, 21.825, 21.875, 21.925, 21.975, 22.025, 22.075, 22.125, 22.175, 22.225, 22.275, 22.325, 22.375, 22.425, 22.475, 22.525, 22.575, 22.625, 22.675, 22.725, 22.775, 22.825, 22.875, 22.925, 22.975, 23.025, 23.075, 23.125, 23.175, 23.225, 23.275, 23.325, 23.375, 23.425, 23.475, 23.525, 23.575, 23.625, 23.675, 23.725, 23.775, 23.825, 23.875, 23.925, 23.975, 24.025, 24.075, 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30.375, 30.425, 30.475, 30.525, 30.575, 30.625, 30.675, 30.725, 30.775, 30.825, 30.875, 30.925, 30.975, 31.025, 31.075, 31.125, 31.175, 31.225, 31.275, 31.325, 31.375, 31.425, 31.475, 31.525, 31.575, 31.625, 31.675, 31.725, 31.775 ] }, { "bbox": [ 177.84422, 25.3897549, 180, 31.4683176 ], "lon": [ 177.825, 177.875, 177.925, 177.975, 178.025, 178.075, 178.125, 178.175, 178.225, 178.275, 178.325, 178.375, 178.425, 178.475, 178.525, 178.575, 178.625, 178.675, 178.725, 178.775, 178.825, 178.875, 178.925, 178.975, 179.025, 179.075, 179.125, 179.175, 179.225, 179.275, 179.325, 179.375, 179.425, 179.475, 179.525, 179.575, 179.625, 179.675, 179.725, 179.775, 179.825, 179.875, 179.925, 179.975 ], "lat": [ 25.375, 25.425, 25.475, 25.525, 25.575, 25.625, 25.675, 25.725, 25.775, 25.825, 25.875, 25.925, 25.975, 26.025, 26.075, 26.125, 26.175, 26.225, 26.275, 26.325, 26.375, 26.425, 26.475, 26.525, 26.575, 26.625, 26.675, 26.725, 26.775, 26.825, 26.875, 26.925, 26.975, 27.025, 27.075, 27.125, 27.175, 27.225, 27.275, 27.325, 27.375, 27.425, 27.475, 27.525, 27.575, 27.625, 27.675, 27.725, 27.775, 27.825, 27.875, 27.925, 27.975, 28.025, 28.075, 28.125, 28.175, 28.225, 28.275, 28.325, 28.375, 28.425, 28.475, 28.525, 28.575, 28.625, 28.675, 28.725, 28.775, 28.825, 28.875, 28.925, 28.975, 29.025, 29.075, 29.125, 29.175, 29.225, 29.275, 29.325, 29.375, 29.425, 29.475, 29.525, 29.575, 29.625, 29.675, 29.725, 29.775, 29.825, 29.875, 29.925, 29.975, 30.025, 30.075, 30.125, 30.175, 30.225, 30.275, 30.325, 30.375, 30.425, 30.475, 30.525, 30.575, 30.625, 30.675, 30.725, 30.775, 30.825, 30.875, 30.925, 30.975, 31.025, 31.075, 31.125, 31.175, 31.225, 31.275, 31.325, 31.375, 31.425, 31.475 ] } ], "griddap_url_templates": [ "https://erddap.oceanmetrics.io/erddap/griddap/noaa_aoml_seascapes_8day.parquet?CLASS%5B({t0}):1:({t1})%5D%5B(19.225):1:(31.775)%5D%5B(-179.975):1:(-161.025)%5D", "https://erddap.oceanmetrics.io/erddap/griddap/noaa_aoml_seascapes_8day.parquet?CLASS%5B({t0}):1:({t1})%5D%5B(25.375):1:(31.475)%5D%5B(177.825):1:(179.975)%5D" ], "griddap_chunks": [ [ "2002-08-29T12:00:00Z", "2003-01-27T12:00:00Z" ], [ "2003-01-28T12:00:00Z", "2003-06-28T12:00:00Z" ], [ "2003-06-29T12:00:00Z", "2003-11-27T12:00:00Z" ], [ "2003-11-28T12:00:00Z", "2004-04-27T12:00:00Z" ], [ "2004-04-28T12:00:00Z", "2004-09-26T12:00:00Z" ], [ "2004-09-27T12:00:00Z", "2005-02-25T12:00:00Z" ], [ "2005-02-26T12:00:00Z", "2005-07-27T12:00:00Z" ], [ "2005-07-28T12:00:00Z", "2005-12-26T12:00:00Z" ], [ "2005-12-27T12:00:00Z", "2006-05-27T12:00:00Z" ], [ "2006-05-28T12:00:00Z", "2006-10-26T12:00:00Z" ], [ "2006-10-27T12:00:00Z", "2007-03-27T12:00:00Z" ], [ "2007-03-28T12:00:00Z", "2007-08-26T12:00:00Z" ], [ "2007-08-27T12:00:00Z", "2008-01-25T12:00:00Z" ], [ "2008-01-26T12:00:00Z", "2008-06-25T12:00:00Z" ], [ "2008-06-26T12:00:00Z", "2008-11-24T12:00:00Z" ], [ "2008-11-25T12:00:00Z", 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"2025-02-16T12:00:00Z" ], [ "2025-02-17T12:00:00Z", "2025-07-18T12:00:00Z" ], [ "2025-07-19T12:00:00Z", "2025-12-17T12:00:00Z" ], [ "2025-12-18T12:00:00Z", "2026-05-18T12:00:00Z" ], [ "2026-05-19T12:00:00Z", "2026-06-26T12:00:00Z" ] ], "griddap_requests": 116, "rows": 15784, "bytes": 364610, "generated": "2026-10-22T14:32:13Z", "erddap_base": "https://erddap.oceanmetrics.io/erddap", "erddap_version": "2.31.1", "sql": "-- per date x class composition for one place from a categorical ERDDAP griddap slab (seascapeR's\n-- sum_ss_grds_to_ts(): how much of the place is in each class on each date).\n-- s.\"CLASS\" the class expression over the slab alias `s` (e.g. s.\"CLASS\"); cast to BIGINT here\n-- (SELECT DISTINCT * FROM read_parquet([])) the registered griddap file (parquet) or view\n-- mask the mask table: latitude, longitude, weight (0,1]\n-- `fraction` is area-weighted (partial boundary cells count for their overlap) and sums to exactly 1\n-- over the classes of a date; `percent_cells` is the unweighted cell count share.\n-- the join is the same exact equality on ROUND(x, 3) as stats_daily.sql (float32 axis vs float64 mask).\nWITH cells AS (\n SELECT\n -- utc day; via epoch_ms because duckdb-wasm ships without icu, so TIMESTAMPTZ::DATE is unimplemented there\n make_timestamp(epoch_ms(s.\"time\") * 1000)::DATE AS date,\n CAST(s.\"CLASS\" AS BIGINT) AS class,\n m.weight AS weight\n FROM (SELECT DISTINCT * FROM read_parquet([])) s\n JOIN mask m\n ON ROUND(s.latitude::DOUBLE, 3) = ROUND(m.latitude::DOUBLE, 3)\n AND ROUND(s.longitude::DOUBLE, 3) = ROUND(m.longitude::DOUBLE, 3)\n WHERE s.\"CLASS\" IS NOT NULL\n),\ntotals AS (\n SELECT date, count(*) AS n_total, sum(weight) AS weight_total\n FROM cells\n GROUP BY 1\n)\nSELECT\n c.date AS date,\n c.class AS class,\n count(*) AS n,\n sum(c.weight) AS weight,\n sum(c.weight) / any_value(t.weight_total) AS fraction,\n 100.0 * count(*) / any_value(t.n_total) AS percent_cells\nFROM cells c\nJOIN totals t USING (date)\nGROUP BY c.date, c.class\nORDER BY 1, 2" }