Der Datensatz „Ocean Near-Surface Atmospheric Properties“ ist Teil des NOAA Ocean Surface Bundle (OSB) und enthält einen hochwertigen Climate Data Record (CDR) für Lufttemperatur, Windgeschwindigkeit und spezifische Luftfeuchtigkeit über eisfreien Meeresoberflächen.
Diese atmosphärischen Eigenschaften werden anhand von Daten zur Helligkeitstemperatur des Special Sensor Microwave/Imager (SSM/I) und des Special Sensor Microwave/Imager Sounder (SSMIS) auf dem Defense Meteorological Satellite Program (DMSP) mithilfe eines neuronalen Netzwerks berechnet.
Bänder
Pixelgröße 27.830 Meter
Bänder
Name
Einheiten
Min.
Max.
Pixelgröße
Beschreibung
air_temperature
°C
–42,16*
42,77*
Meter
Lufttemperatur in 10 m Höhe
specific_humidity
g/kg
0,07*
37,06*
Meter
Spezifische Luftfeuchtigkeit in 10 m Höhe
wind_speed
m/s
0,13*
71,45*
Meter
Windgeschwindigkeit in 10 m Höhe
fill_missing_qc
Meter
Flags für die Qualitätskontrolle
Bitmaske für fill_missing_qc
Bits 0–2: Flags für die Qualitätskontrolle
0: Pixelwerte aus dem neuronalen Netzwerk
1: Nicht verwendetes Flag
2: Schnee/Eis
3: Über Land
4: Über dem See
5: Interpolation fehlgeschlagen
* geschätzter Mindest- oder Höchstwert
Nutzungsbedingungen
Nutzungsbedingungen
Die offizielle Vertriebsstelle für CDRs des NOAA CDR Program ist das National Climatic Data Center der NOAA, das einen nachhaltigen, offenen Zugang und eine aktive Datenverwaltung der CDR-Pakete und zugehörigen Informationen in Übereinstimmung mit den Open-Data-Richtlinien und -Praktiken der Vereinigten Staaten bietet, wie im Memorandum des Präsidenten zur „Open Data Policy“ beschrieben und gemäß der Executive Order vom 9. Mai 2013 „Making Open and Machine Readable the New Default for Government Information“. Gemäß diesen Richtlinien sind die CDR-Datasets nicht proprietär, öffentlich verfügbar und ihre Nutzung unterliegt keinen Einschränkungen. Weitere Informationen finden Sie im PDF Fair Use of NOAA's CDR Data Sets, Algorithms and Documentation.
Zitate
Quellenangaben:
Clayson, Carol Anne, Brown, Jeremiah und NOAA CDR Program (2016). NOAA Climate Data Record Ocean Surface Bundle (OSB) Climate Data Record (CDR) of Near-surface Atmospheric Properties, Version 2. [Verwendete Untergruppe angeben]. NOAA National ClimaticData Center. doi:10.7289/V55T3HH0.
Der Datensatz „Ocean Near-Surface Atmospheric Properties“ ist Teil des NOAA Ocean Surface Bundle (OSB) und bietet einen hochwertigen Climate Data Record (CDR) für Lufttemperatur, Windgeschwindigkeit und spezifische Luftfeuchtigkeit über eisfreien Meeresoberflächen. Diese atmosphärischen Eigenschaften werden anhand von Daten zur Helligkeitstemperatur des Special Sensor … berechnet.
[null,null,[],[[["\u003cp\u003eThe NOAA Ocean Near-Surface Atmospheric Properties dataset provides hourly data on air temperature, wind speed, and specific humidity over ice-free oceans from 1988 to 2021.\u003c/p\u003e\n"],["\u003cp\u003eThe dataset, part of the NOAA Ocean Surface Bundle (OSB), is derived from satellite measurements using a neural network to calculate atmospheric properties.\u003c/p\u003e\n"],["\u003cp\u003eData is available at a resolution of 27830 meters and includes quality control flags to identify potentially problematic pixels.\u003c/p\u003e\n"],["\u003cp\u003eThis Climate Data Record (CDR) is freely available for research and non-commercial use, with no restrictions on its application.\u003c/p\u003e\n"],["\u003cp\u003eThe dataset is hosted on Google Earth Engine and can be accessed and analyzed using their platform and tools.\u003c/p\u003e\n"]]],["The NOAA Ocean Near-Surface Atmospheric Properties dataset (1988-2021) offers a Climate Data Record (CDR) of air temperature, wind speed, and specific humidity over ice-free oceans, available at a 3-hour cadence. Data is derived from Special Sensor Microwave/Imager (SSM/I) brightness temperature data using a neural network. The dataset's spatial resolution is 27830 meters. The NOAA CDR Program ensures open, unrestricted access to these datasets.\n"],null,["# NOAA CDR: Ocean Near-Surface Atmospheric Properties, Version 2\n\nDataset Availability\n: 1988-01-01T00:00:00Z--2021-08-31T00:00:00Z\n\nDataset Provider\n:\n\n\n [NOAA](https://www.ncdc.noaa.gov/cdr/atmospheric/ocean-near-surface-atmospheric-properties)\n\nCadence\n: 3 Hours\n\nTags\n:\n [atmospheric](/earth-engine/datasets/tags/atmospheric) [cdr](/earth-engine/datasets/tags/cdr) [hourly](/earth-engine/datasets/tags/hourly) [humidity](/earth-engine/datasets/tags/humidity) [noaa](/earth-engine/datasets/tags/noaa) [ocean](/earth-engine/datasets/tags/ocean) [oceans](/earth-engine/datasets/tags/oceans) [osb](/earth-engine/datasets/tags/osb) [wind](/earth-engine/datasets/tags/wind) \nair-temperature \n\n#### Description\n\nThe Ocean Near-Surface Atmospheric Properties dataset is part of the NOAA\nOcean Surface Bundle (OSB) and provides a high quality Climate Data Record\n(CDR) of air temperature, wind speed, and specific humidity over ice-free\nocean surfaces.\n\nThese atmospheric properties are calculated based on brightness temperature\ndata from the Special Sensor Microwave/Imager (SSM/I) and the Special Sensor\nMicrowave/Imager Sounder (SSMIS) on the Defense Meteorological Satellite\nProgram (DMSP) spacecraft, using a neural network.\n\n### Bands\n\n\n**Pixel Size**\n\n27830 meters\n\n**Bands**\n\n| Name | Units | Min | Max | Pixel Size | Description |\n|---------------------|-------|----------|---------|------------|--------------------------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|\n| `air_temperature` | °C | -42.16\\* | 42.77\\* | meters | Air temperature at 10m |\n| `specific_humidity` | g/kg | 0.07\\* | 37.06\\* | meters | Specific humidity at 10m |\n| `wind_speed` | m/s | 0.13\\* | 71.45\\* | meters | Wind speed at 10m |\n| `fill_missing_qc` | | | | meters | Quality control flags |\n| Bitmask for fill_missing_qc - Bits 0-2: Quality control flags - 0: Pixel values from neural network - 1: Unused flag - 2: Snow/ice - 3: Over land - 4: Over lake - 5: Failed interpolation ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||\n\n\\* estimated min or max value\n\n### Terms of Use\n\n**Terms of Use**\n\nThe NOAA CDR Program's official distribution point for CDRs is NOAA's\nNational Climatic Data Center which provides sustained, open access and\nactive data management of the CDR packages and related information in\nkeeping with the United States' open data policies and practices as\ndescribed in the President's Memorandum on \"Open Data Policy\" and pursuant\nto the Executive Order of May 9, 2013, \"Making Open and Machine Readable\nthe New Default for Government Information\". In line with these policies,\nthe CDR data sets are nonproprietary, publicly available, and no\nrestrictions are placed upon their use. For more information, see the\n[Fair Use of NOAA's CDR Data Sets, Algorithms and Documentation](https://www1.ncdc.noaa.gov/pub/data/sds/cdr/CDRs/Aerosol_Optical_Thickness/UseAgreement_01B-04.pdf)\npdf.\n\n### Citations\n\nCitations:\n\n- Clayson, Carol Anne, Brown, Jeremiah, and NOAA CDR Program (2016). NOAA\n Climate Data Record Ocean Surface Bundle (OSB) Climate Data Record\n (CDR) of Near-surface Atmospheric Properties, Version 2. \\[indicate subset\n used\\]. NOAA National ClimaticData Center. [doi:10.7289/V55T3HH0](https://doi.org/10.7289/V55T3HH0).\n\n### DOIs\n\n- \u003chttps://doi.org/10.7289/V55T3HH0\u003e\n\n### Explore with Earth Engine\n\n| **Important:** Earth Engine is a platform for petabyte-scale scientific analysis and visualization of geospatial datasets, both for public benefit and for business and government users. Earth Engine is free to use for research, education, and nonprofit use. To get started, please [register for Earth Engine access.](https://console.cloud.google.com/earth-engine)\n\n### Code Editor (JavaScript)\n\n```javascript\nvar dataset = ee.ImageCollection('NOAA/CDR/ATMOS_NEAR_SURFACE/V2')\n .filter(ee.Filter.date('2017-05-01', '2017-05-02'));\nvar airTemperature = dataset.select('air_temperature');\nvar airTemperatureVis = {\n min: 0.0,\n max: 30.0,\n palette: [\n '040274', '040281', '0502a3', '0502b8', '0502ce', '0502e6',\n '0602ff', '235cb1', '307ef3', '269db1', '30c8e2', '32d3ef',\n '3be285', '3ff38f', '86e26f', '3ae237', 'b5e22e', 'd6e21f',\n 'fff705', 'ffd611', 'ffb613', 'ff8b13', 'ff6e08', 'ff500d',\n 'ff0000', 'de0101', 'c21301', 'a71001', '911003'\n ],\n};\nMap.setCenter(28.3, -28.1, 1);\nMap.addLayer(airTemperature, airTemperatureVis, 'Air Temperature');\n```\n[Open in Code Editor](https://code.earthengine.google.com/?scriptPath=Examples:Datasets/NOAA/NOAA_CDR_ATMOS_NEAR_SURFACE_V2) \n[NOAA CDR: Ocean Near-Surface Atmospheric Properties, Version 2](/earth-engine/datasets/catalog/NOAA_CDR_ATMOS_NEAR_SURFACE_V2) \nThe Ocean Near-Surface Atmospheric Properties dataset is part of the NOAA Ocean Surface Bundle (OSB) and provides a high quality Climate Data Record (CDR) of air temperature, wind speed, and specific humidity over ice-free ocean surfaces. These atmospheric properties are calculated based on brightness temperature data from the Special Sensor ... \nNOAA/CDR/ATMOS_NEAR_SURFACE/V2, atmospheric,cdr,hourly,humidity,noaa,ocean,oceans,osb,wind \n1988-01-01T00:00:00Z/2021-08-31T00:00:00Z \n-90 -180 90 180 \nGoogle Earth Engine \nhttps://developers.google.com/earth-engine/datasets\n\n- [https://doi.org/10.7289/V55T3HH0](https://doi.org/https://www.ncdc.noaa.gov/cdr/atmospheric/ocean-near-surface-atmospheric-properties)\n- [https://doi.org/10.7289/V55T3HH0](https://doi.org/https://developers.google.com/earth-engine/datasets/catalog/NOAA_CDR_ATMOS_NEAR_SURFACE_V2)"]]
