File:Widmanstatten_hand.jpg
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DescriptionWidmanstatten hand.jpg |
العربية: قطعة معالجة سطحيًا من حجر نيزكي حديدي، وتبدو عليه بلّورات سبيكة الحديد والنيكل على أشكال فيدمان شتيتن البلّورية
English: Acid-etched iron meteorite slice, revealing the characteristic Widmanstatten pattern, indicative of slow cooling and crystallization within the iron-nickel cores of larger asteroids. Note the "vug" inclusion on the middle left of the slice. From the California Polytechnic State University Physics Department meteorite collection, presented at the April 2009 meeting of the Central Coast Astronomical Society. Photo by Cuesta College Physical Sciences Division instructor Dr. Patrick M. Len. |
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Date | |||
Source | originally posted to Flickr as 090423-1080887 | ||
Author | Waifer X | ||
Permission (Reusing this file) |
This file is licensed under the Creative Commons Attribution 2.0 Generic license.
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Items portrayed in this file
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23 April 2009
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 09:41, 21 May 2010 | 3,264 × 2,448 (2.51 MB) | Flickr upload bot | Uploaded from http://flickr.com/photo/47327870@N00/3586244186 using Flickr upload bot |
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Camera manufacturer | Panasonic |
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Camera model | DMC-LZ8 |
Exposure time | 1/10 sec (0.1) |
F-number | f/3.3 |
ISO speed rating | 400 |
Date and time of data generation | 20:12, 23 April 2009 |
Lens focal length | 5.2 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Ver.1.0 |
File change date and time | 20:12, 23 April 2009 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.21 |
Date and time of digitizing | 20:12, 23 April 2009 |
Image compression mode | 4 |
Exposure bias | 0 |
Maximum land aperture | 3.44 APEX (f/3.29) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 0 |
Focal length in 35 mm film | 32 mm |
Scene capture type | Standard |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
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