File:Ralph Abraham.jpg
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Summary
edit- description: Mathematician Ralph Abraham
- photographer: Joan Halifax (Upaya)
- photographer_url: [1]
- flickr_url: [2]
Licensing
editThis file is licensed under the Creative Commons Attribution 2.0 Generic license.
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This image was originally posted to Flickr by Upaya at https://www.flickr.com/photos/82431121@N00/1003295304. It was reviewed on 17 February 2008 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0. |
17 February 2008
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 22:08, 16 February 2008 | 1,280 × 960 (158 KB) | Mind meal~commonswiki (talk | contribs) | * description: Mathematician Ralph Abraham * photographer: Joan Halifax (Upaya) * photographer_url: [http://www.flickr.com/people/upaya/] * flickr_url: [http://www.flickr.com/photos/upaya/1003295304/in/set-72157601266585160/] Category:Mathematicians |
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Camera manufacturer | Canon |
---|---|
Camera model | Canon DIGITAL IXUS 900Ti |
Exposure time | 1/60 sec (0.016666666666667) |
F-number | f/4.9 |
Date and time of data generation | 11:31, 3 August 2007 |
Lens focal length | 23.1 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | QuickTime 7.1.6 |
File change date and time | 20:45, 3 August 2007 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 11:31, 3 August 2007 |
APEX shutter speed | 5.90625 |
APEX aperture | 4.59375 |
APEX exposure bias | 0 |
Maximum land aperture | 4.59375 APEX (f/4.91) |
Metering mode | Pattern |
Flash | Flash fired, auto mode, red-eye reduction mode |
Color space | sRGB |
Sensing method | One-chip color area sensor |