File:Concrete Mixing in Cave (616d770b-9907-4f9a-9c2b-16a02e13e8c0).JPG
Original file (4,032 × 3,024 pixels, file size: 3.55 MB, MIME type: image/jpeg)
Captions
Summary
[edit]English: Concrete Mixing in Cave | |||||
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Photographer |
English: NPS Photo |
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Title |
English: Concrete Mixing in Cave |
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Description |
English: A small concrete mixer stands inside a plastic tent inside a rocky cave. All concrete was hauled into the cave in powered form and mixed inside sealed tents to protect the cave surfaces from the dust.
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Depicted place |
English: Mammoth Cave National Park, Kentucky |
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Date | Taken on 8 December 2022 | ||||
Accession number | |||||
Source |
English: NPGallery |
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Permission (Reusing this file) |
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NPS Unit Code InfoField | MACA | ||||
Album(s) InfoField | English: Cave Trail Rehabilitation Project Construction |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:16, 14 August 2023 | 4,032 × 3,024 (3.55 MB) | BMacZeroBot (talk | contribs) | Batch upload (Commons:Batch uploading/NPGallery) |
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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 | Apple |
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Camera model | iPhone XR |
Exposure time | 1/24 sec (0.041666666666667) |
F-number | f/1.8 |
ISO speed rating | 400 |
Date and time of data generation | 08:00, 8 December 2022 |
Lens focal length | 4.25 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | 15.7.1 |
File change date and time | 08:00, 8 December 2022 |
Y and C positioning | Centered |
Exposure Program | Normal program |
Exif version | 2.32 |
Date and time of digitizing | 08:00, 8 December 2022 |
Meaning of each component |
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APEX shutter speed | 4.5732264284989 |
APEX aperture | 1.6959938128384 |
APEX brightness | −0.86010993160744 |
APEX exposure bias | 0 |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
DateTimeOriginal subseconds | 060 |
DateTimeDigitized subseconds | 060 |
Supported Flashpix version | 1 |
Color space | Uncalibrated |
Sensing method | One-chip color area sensor |
Scene type | A directly photographed image |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Focal length in 35 mm film | 26 mm |
Scene capture type | Standard |