File:428-GX-K-129186 (28571509275).jpg

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Description428-GX-K-129186 (28571509275).jpg	428-GX-K-129186: Operation Deep Freeze 80. Antarctica. From left to right, the icebreakers USCGC Glacier (WAGB 4), Northwind (WAGB 282) and Polar Sea (WAGB 11) moored in the ice below Mount Erebus. Photographed by PH2 Jeff Hilton. January 5, 1980. Official U.S. Navy photograph, now in the collections of the National Archives. (2016/07/26).
Date	5 January 1980
Source	428-GX-K-129186
Author	National Museum of the U.S. Navy

Licensing[edit]

This image was originally posted to Flickr by Photograph Curator at https://flickr.com/photos/127906254@N06/28571509275 (archive). It was reviewed on 12 July 2018 by FlickreviewR 2 and was confirmed to be licensed under the terms of the Public Domain Mark.

12 July 2018

	This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
	This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

PDMCreative Commons Public Domain Mark 1.0falsefalse

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:38, 12 July 2018		2,224 × 1,584 (421 KB)	Hiàn (alt) (talk \| contribs)	Transferred from Flickr via #flickr2commons

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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
Camera model	NIKON D80
Exposure time	1/320 sec (0.003125)
F-number	f/9
ISO speed rating	1,600
Date and time of data generation	11:05, 26 July 2016
Lens focal length	24 mm
Width	3,872 px
Height	2,592 px
Bits per component	8 8 8
Pixel composition	RGB
Orientation	Normal
Number of components	3
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
Software used	Adobe Photoshop CS6 (Windows)
File change date and time	17:04, 26 July 2016
Y and C positioning	Co-sited
Exposure Program	Not defined
Exif version	2.21
Date and time of digitizing	11:05, 26 July 2016
Meaning of each component	Y Cb Cr does not exist
Image compression mode	4
APEX shutter speed	8.321928
APEX aperture	6.33985
APEX exposure bias	0
Maximum land aperture	4 APEX (f/4)
Metering mode	Pattern
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	sRGB
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	Auto exposure
White balance	Auto white balance
Digital zoom ratio	1
Focal length in 35 mm film	36 mm
Scene capture type	Standard
Scene control	High gain up
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown
Serial number of camera	3073408
Lens used	12.0-24.0 mm f/4.0
Date metadata was last modified	13:04, 26 July 2016
Unique ID of original document	C058339D076BC9283E36D10E7C8066FE

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File:428-GX-K-129186 (28571509275).jpg

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