File:Stephen hawking 2008 nasa3.jpg

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DescriptionStephen hawking 2008 nasa3.jpg	English: Dr. Stephen Hawking, a professor of mathematics at the University of Cambridge, delivers a speech entitled "Why we should go into space" during a lecture that is part of a series honoring NASA's 50th Anniversary, Monday, April 21, 2008, at George Washington University's Morton Auditorium in Washington.
Date	21 April 2008
Source	https://images.nasa.gov/details/200804210008HQ
Author	NASA/Paul E. Alers

This image or video was catalogued by NASA Headquarters of the United States National Aeronautics and Space Administration (NASA) under Photo ID: 200804210008HQ.

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	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.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[1] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	23:40, 18 March 2018		2,440 × 4,152 (3.98 MB)	Animalparty (talk \| contribs)	high resolution version
	20:24, 5 September 2011		450 × 766 (98 KB)	Poulet (talk \| contribs)

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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 model	NIKON D3
Camera manufacturer	NIKON CORPORATION
F-number	f/4
Lens focal length	155 mm
Exposure time	1/100 sec (0.01)
ISO speed rating	1,250
Date and time of data generation	14:27, 21 April 2008
Author	staff, NASA/Paul E. Alers
Short title	Stephen Hawking NASA 50th
Image title	Dr. Stephen Hawking, a professor of mathematics at the University of Cambridge, delivers a speech entitled "Why we should go into space" during a lecture that is part of a series honoring NASA's 50th Anniversary, Monday, April 21, 2008, at George Washington University's Morton Auditorium in Washington. Photo Credit: (NASA/Paul. E. Alers)
Credit/Provider	NASA
Source	NASA
JPEG file comment	Dr. Stephen Hawking, a professor of mathematics at the University of Cambridge, delivers a speech entitled "Why we should go into space" during a lecture that is part of a series honoring NASA's 50th Anniversary, Monday, April 21, 2008, at George Washington University's Morton Auditorium in Washington. Photo Credit: (NASA/Paul. E. Alers)
Y and C positioning	Co-sited
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
White point chromaticity	0.313 0.329
Chromaticities of primarities	0.64 0.33 0.21 0.71 0.15 0.06
Color space transformation matrix coefficients	0.299 0.587 0.114
Image compression mode	4
Image width	2,440 px
Image height	4,152 px
White balance	Manual white balance
Scene control	High gain up
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown
GPS tag version	2.2.0.0
Meaning of each component	Y Cb Cr
Flash	Flash did not fire
Maximum land aperture	2.8 APEX (f/2.64)
Light source	Unknown
Supported Flashpix version	0.01
Exif version	0.02
Digital zoom ratio	1
APEX exposure bias	−0.333333
Focal length in 35 mm film	155 mm
Date and time of digitizing	14:27, 21 April 2008
Date metadata was last modified	04:17, 12 June 2008
Software used	Adobe Photoshop CS2
File change date and time	07:17, 12 June 2008
Keywords	50th Anniversary 50th Anniversary Lecture Series George Washington University Stephen Hawking Washington, DC
Special instructions	MANDATORY CREDIT: (NASA/PAUL E. ALERS) MANDATORY CREDIT NASA/PAUL E. ALERS
Writer	pa
Contact information	Washington, DC, USA

File:Stephen hawking 2008 nasa3.jpg

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21 April 2008

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