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Satellite Oceanography Laboratory data from the Aloha buoy

Listed in NASA Earthdata CMR

HALE ALOHA (Hawaii Air-sea Logging Experiment, A Long-Term Oligotrophic Habitat Assessment) was initially deployed Sunday, January 12, 1997, funded primarily through the JGOFS-HOT Program.

Description

The Satellite Oceanography Laboratory supplied three components to this mooring effort. These components were: Surface meteorological instrumentation Near-surface current measurements Near-bottom current measurements A key component of the physical measurements made by this mooring is the suite of meteorological instruments maintained by the Satellite Oceanography Laboratory.

This system provides measurements of wind speed and direction, relative humidity, air temperature, rain accumulation, solar radiation,and air-water temperature difference. These data are transferred daily from the mooring at around 11:00 HST, and are processed two or three times a week. During periods of heavy seas or other inclement weather, the cellular link is inoperable, causing delays and some gaps in the near-real time data.

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As all data is recorded on-board the mooring, these gaps appear only in the near-real time return. These near-real-time data are provided mainly to monitor the health of the mooring and assist scientists during the HOT field cruises. Data is also available for the HALE ALOHA Shallow Current Meters.

Two InterOcean S4 current meters were deployed on HALE ALOHA-2, at depths of 31m and 539m. They were deployed on May 21, 1997 and recovered on Dec 3,1997. Both instruments recorded data throughout the deployment, with complete data recovery.

Currents are plotted and are available as text files for the shallow and deep instruments. HALE ALOHA Deep Mooring data is available online as another source of data from the Aloha Buoy. An array of Anderaa current meters was deployed in the vicinity of the HALE ALOHA mooring to measure the near-bottom currents in the region.

The bottom depth at the location was 4560 m, with current meters located 9.0 m, 19.5 m, and 95m from the bottom. Data was recovered from the top current meter from May 14 until Nov.19, and from the middle current meter from May 14 until Dec. 22. No data was recovered from the bottom current meter.

Data from the current meters are plotted and are available as text files for the top and middle current meters.

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Topics

Inferred from text
Oceanography 69% · Text 75%
Provenance · 1 source records, 24 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC1214608237-SCIOPS15 d agoJSON v1
FieldAssertionExtractorEvidence
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concepts[measured_variable].gcmd:earth-science/atmosphere/atmospheric-temperature/surface-temperature/air-temperaturesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/atmosphere/atmospheric-water-vapor/water-vapor-indicators/dew-point-temperaturesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/atmosphere/atmospheric-water-vapor/water-vapor-indicators/humiditysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/atmosphere/atmospheric-winds/surface-windssource · NASA CMRconnector:nasa_cmr@1.0.0
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concepts[measured_variable].gcmd:earth-science/atmosphere/precipitation/precipitation-amount/rain-accumulationsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-circulation/ocean-currentssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-circulation/thermohaline-circulationsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-temperature/sea-surface-temperaturesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-waves/wind-wavessource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/oceans/ocean-winds/surface-windssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/spectral-engineering/infrared-wavelengths/infrared-imagerysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/spectral-engineering/radar/radar-imagerysource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/spectral-engineering/visible-wavelengths/visible-imagerysource · NASA CMRconnector:nasa_cmr@1.0.0
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