File:Pago Eroded Volcano in American Samoa.jpg
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Summary
editDescriptionPago Eroded Volcano in American Samoa.jpg |
English: The eroded shield volcano of Pago at Pago Pago Harbor on Tutuila Island, American Samoa. The mountain summit (Matafao Peak) and upper slopes are a volcanic plug of trachyte (about 1.02 million years old). The lower slopes are volcanic breccia of the Pago Volcanics (about 1.18 million years old). Reference: McDougall, I. (1985) Age and Evolution of the Volcanoes of Tutuila, American Samoa, Pacific Science, volume 39 number 4, pages 311-320. https://scholarspace.manoa.hawaii.edu/bitstream/handle/10125/938/v39n4-311-320.pdf?sequence=1 |
Date | |
Source | http://pacificislandparks.files.wordpress.com/2012/07/afono-pass2.jpg at http://pacificislandparks.com/2012/07/23/national-natural-landmark-part-v/ |
Author | National Park Service |
Licensing
editPublic domainPublic domainfalsefalse |
This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information. |
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current | 22:23, 22 December 2014 | 2,560 × 1,920 (1.08 MB) | GeoWriter (talk | contribs) | User created page with UploadWizard |
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Image title | OLYMPUS DIGITAL CAMERA |
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Camera manufacturer | OLYMPUS IMAGING CORP. |
Camera model | u40D,S500,uD500 |
Exposure time | 1/125 sec (0.008) |
F-number | f/9 |
ISO speed rating | 64 |
Date and time of data generation | 13:18, 22 December 2005 |
Lens focal length | 5.8 mm |
Orientation | Normal |
Horizontal resolution | 314 dpi |
Vertical resolution | 314 dpi |
Software used | Version 1.1 |
File change date and time | 13:18, 22 December 2005 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.21 |
Date and time of digitizing | 13:18, 22 December 2005 |
Meaning of each component |
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APEX exposure bias | 0 |
Maximum land aperture | 3.26 APEX (f/3.1) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash fired, auto mode |
Supported Flashpix version | 1 |
Color space | sRGB |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |
Scene control | None |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |