| Note |
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Operation of the SPTA requires experienced personnel on board the aircraft. |
Summary
| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | Summary |
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The sun photometer points at the sun and measures the direct-sun radiance. It is automated by a sun-tracking unit, allowing continuous measurements during flight operations. It provides data of the aerosol optical depth within the 360-1050nm range. aircraft:bt-67:sun_photo (6714) |
| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | Metadata |
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| Manufacturer | Dr. Schulz und Partner GmbH |
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| Model | SPTA |
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| Serial No. | n/a |
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| Type | Photometer |
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| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | Images |
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| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | Contacts |
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| Name | Institution | Role |
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| Andreas Herber | Alfred-Wegener-Institute | Device Contact |
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Available devices and Specification
The sun photometer system comprises the photometer unit, a power supply unit and an operator PC.
| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | Subdevices |
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| Name | Model | Serial Number |
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| Sun Photometer SPTA | SPTA | SPTA02 | | Sun Photometer SPTA | SPTA | SPTA03 |
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Specifications of SPTA (without mounting)
| Metadata list |
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|| Dimension SPTA (max. Diameter x H)| 346 x 361 mm ||
|| Weight SPTA | 4.6 kg||
|| Dimension Power Supply (L x W x H)| 187 x 134 x 59 mm ||
|| Weight Power Supply | 0.5 kg ||
|| Power Supply| 230 VAC ||
|| Data interface | serial (RS-232)|| |
Position
| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | LocalFrame |
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| Info | The sun photometer is installed within a quartz glass dome that is fastened to the cabin roof. A power supply unit and an operator PC are installed in a rack. |
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Data logging, storage and archiving
Logged parameter
| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | Parameters |
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| Parameter | Sensor Output Type | Unit |
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| aerosol optical depth | spectral radiance | none |
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Rawdata storage on board
| Metadata (Metadata Plugin) |
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During flight the data of the sun photometer are stored on the operator PC. |
Data archiving on land
| Metadata (Metadata Plugin) |
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After the flight sun photometer data are are downloaded from the operator PC and are made accessible via the external devices file system of the aircraft data managment system (DMS). |
Documentation
| Sensorweb integration |
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| urn | aircraft:bt-67:sun_photo |
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| contenttype | Resources |
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