File:Alatna Valley 2014 01.jpg
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Summary
[edit]DescriptionAlatna Valley 2014 01.jpg |
English: An aerial view of the Alatna Valley. An ice-free valley lying 4 mi N of Mount Gran and trending ENE for about 10 mi along the SE side of the Convoy Range. Parker Calkin, U.S. geologist, made stratigraphic studies in the valley during the 1960-61 season. Named by Advisory Committee on Antarctic Names (US-ACAN) in 1963 for the U.S. Naval Ship (USNS) Alatna which participated in Operation Deep Freeze 1958-59 and 1959-60, and in keeping with other ship names in the Convoy Range. |
Date | |
Source | https://photolibrary.usap.gov/PhotoDetails.aspx?filename=dry-valleys8.jpg |
Author | Peter Rejcek, NSF |
Licensing
[edit]Public domainPublic domainfalsefalse |
This image is a work of a National Science Foundation employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain. |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:32, 25 November 2022 | 6,000 × 4,000 (6.43 MB) | Hubert Kororo (talk | contribs) | Uploaded a work by Peter Rejcek, NSF from https://photolibrary.usap.gov/PhotoDetails.aspx?filename=dry-valleys8.jpg with UploadWizard |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | NIKON CORPORATION |
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Camera model | NIKON D7100 |
Exposure time | 1/800 sec (0.00125) |
F-number | f/16 |
ISO speed rating | 200 |
Date and time of data generation | 15:52, 9 December 2014 |
Lens focal length | 45 mm |
Width | 6,000 px |
Height | 4,000 px |
Bits per component |
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Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop CS5.1 Windows |
File change date and time | 17:14, 3 February 2015 |
White point chromaticity |
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Chromaticities of primarities |
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Color space transformation matrix coefficients |
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Y and C positioning | Centered |
Pair of black and white reference values |
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Exposure Program | Manual |
Exif version | 2.3 |
Date and time of digitizing | 15:52, 9 December 2014 |
Meaning of each component |
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APEX shutter speed | 9.643856 |
APEX aperture | 8 |
APEX exposure bias | 0 |
Maximum land aperture | 4.4 APEX (f/4.59) |
Metering mode | Center weighted average |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
DateTime subseconds | 50 |
DateTimeOriginal subseconds | 50 |
DateTimeDigitized subseconds | 50 |
Supported Flashpix version | 1 |
Color space | Uncalibrated |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 67 mm |
Scene capture type | Standard |
Scene control | None |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
GPS tag version | 0.0.3.2 |
Lens used | 18.0-140.0 mm f/3.5-5.6 |
Date metadata was last modified | 06:14, 4 February 2015 |
Unique ID of original document | D0E40F1BD1D044AB812EFC850E408366 |
IIM version | 48,841 |
Structured data
Items portrayed in this file
depicts
0.00125 second
16
45 millimetre
200
image/jpeg
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6,737,257 byte
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