File:Zeiss Blink comparator at Lowell Observatory used in the discovery of Pluto by Clyde Tombaugh in 1930.jpg
Original file (2,592 × 1,936 pixels, file size: 1.65 MB, MIME type: image/jpeg)
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Summary[edit]
DescriptionZeiss Blink comparator at Lowell Observatory used in the discovery of Pluto by Clyde Tombaugh in 1930.jpg |
this zeiss blink comparator was used at the lowell observatory by clyde tombaugh in 1930 to discover 134340 pluto, a dwarf planet. en.wikipedia.org/wiki/Planets_beyond_Neptune#Discovery_of_Pluto |
Date | |
Source | blink comparator |
Author | nivium |
Camera location | 35° 12′ 10.2″ N, 111° 39′ 52.2″ W | View this and other nearby images on: OpenStreetMap | 35.202833; -111.664500 |
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This image was originally posted to Flickr by nivium at https://www.flickr.com/photos/33398931@N02/5138977482. It was reviewed on 5 March 2014 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0. |
5 March 2014
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 15:37, 5 March 2014 | 2,592 × 1,936 (1.65 MB) | Jacopo Werther (talk | contribs) | {{Information |Description=this zeiss blink comparator was used at the lowell observatory by clyde tombaugh in 1930 to discover 134340 pluto, a dwarf planet. [http://en.wikipedia.org/wiki/Planets_beyond_Neptune#Discovery_of_Pluto en.wikipedia.org/wiki... |
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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 | Apple |
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Camera model | iPhone 4 |
Exposure time | 1/15 sec (0.066666666666667) |
F-number | f/2.8 |
ISO speed rating | 640 |
Date and time of data generation | 19:50, 30 October 2010 |
Lens focal length | 3.85 mm |
Latitude | 35° 12′ 10.2″ N |
Longitude | 111° 39′ 52.2″ W |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | 4.1 |
File change date and time | 19:50, 30 October 2010 |
Y and C positioning | Centered |
Exposure Program | Normal program |
Exif version | 2.21 |
Date and time of digitizing | 19:50, 30 October 2010 |
Meaning of each component |
|
APEX shutter speed | 3.9112 |
APEX aperture | 2.970853573907 |
Metering mode | Average |
Flash | Flash did not fire |
Supported Flashpix version | 1 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Custom image processing | Original (for HDR) |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |
GPS time (atomic clock) | 19:50:48.38 |
Reference for direction of image | True direction |
Direction of image | 258.59227467811 |