File:Francis Everitt.jpg
Original file (3,409 × 2,253 pixels, file size: 1.24 MB, MIME type: image/jpeg)
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Summary
[edit]DescriptionFrancis Everitt.jpg |
English: Francis Everitt, Principal Investigator for the Gravity Probe B Mission at Stanford University, makes a point during a press conference, Wednesday, May 4, 2011, to discuss NASA's Gravity Probe B (GP-B) mission which has confirmed two key predictions derived from Albert Einstein's general theory of relativity, which the spacecraft was designed to test at NASA Headquarters in Washington. The experiment, launched in 2004, used four ultra-precise gyroscopes to measure the hypothesized geodetic effect, the warping of space and time around a gravitational body, and frame-dragging, the amount a spinning object pulls space and time with it as it rotates. Photo Credit: (NASA/Paul E. Alers) |
Date | (UTC) |
Source | NASA/Paul E. Alers |
Author | NASA/Paul E. Alers |
Licensing
[edit]Public domainPublic domainfalsefalse |
This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.) | ||
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Original upload log
[edit]Transferred from en.wikipedia to Commons using For the Common Good.
Date/Time | Dimensions | User | Comment |
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21:33, 5 May 2011 | 3,409 × 2,253 (1,295,761 bytes) | w:en:RadioFan (talk | contribs) | {{Information |Description = Francis Everitt, Principal Investigator for the Gravity Probe B Mission at Stanford University, makes a point during a press conference, Wednesday, May 4, 2011, to discuss NASA's Gravity Probe B (GP-B) mission which has c |
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current | 02:36, 12 December 2013 | 3,409 × 2,253 (1.24 MB) | CourtlyHades296 (talk | contribs) | Transferred from en.wikipedia: see original upload log above |
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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.
Image title |
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Camera manufacturer | NIKON CORPORATION |
Camera model | NIKON D3S |
Author | NASA/Paul E. Alers |
Copyright holder |
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Exposure time | 1/160 sec (0.00625) |
F-number | f/4 |
ISO speed rating | 1,250 |
Date and time of data generation | 13:41, 4 May 2011 |
Lens focal length | 200 mm |
Source | NASA/Paul E. Alers |
Credit/Provider | NASA/Paul E. Alers |
Short title |
|
City shown | Washington |
Orientation | Normal |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop CS5 Macintosh |
File change date and time | 14:41, 4 May 2011 |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 13:41, 4 May 2011 |
APEX shutter speed | 7.321928 |
APEX aperture | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 3 APEX (f/2.83) |
Subject distance | 3.98 meters |
Metering mode | Pattern |
Light source | Tungsten (incandescent light) |
Flash | Flash did not fire |
DateTime subseconds | 12 |
DateTimeOriginal subseconds | 12 |
DateTimeDigitized subseconds | 12 |
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 | Manual white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 200 mm |
Scene capture type | Standard |
Scene control | High gain up |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Serial number of camera | 2032358 |
Lens used | 70.0-200.0 mm f/2.8 |
Rating (out of 5) | 0 |
Date metadata was last modified | 10:41, 4 May 2011 |
Special instructions | Mandatory Credit: (NASA/Paul E. Alers) |
Writer | pa |
Original transmission location code | 201105040003HQ |
Unique ID of original document | 200546B5458DEC7F93303263ED18A5C6 |
Copyright status | Copyright status not set |
Keywords |
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Contact information |
www.nasa.gov NASA Headquarters, Code P 300 E Street, SW Washington, DC, 20546 USA |
Province or state shown | DC |
Country shown | USA |
Sublocation of city shown | NASA Headquarters |