File:Gemini North's Laser & the Big Dipper (gemini-gemini-laser-24feb10).tiff
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Size of this JPG preview of this TIF file: 800 × 535 pixels. Other resolutions: 320 × 214 pixels | 640 × 428 pixels | 1,000 × 669 pixels.
Original file (1,000 × 669 pixels, file size: 548 KB, MIME type: image/tiff)
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Summary[edit]
DescriptionGemini North's Laser & the Big Dipper (gemini-gemini-laser-24feb10).tiff |
English: Here is a recent image taken of the Gemini North Observatory on Mauna Kea while propagating the Adaptive Optics Laser Guide Star into the heart of the Big Dipper. |
Date | 24 February 2010 (upload date) |
Source | Gemini North's Laser & the Big Dipper |
Author | Stéphane Courteau/Queen's University |
Other versions |
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Licensing[edit]
This media was created by the National Optical-Infrared Astronomy Research Laboratory (NOIRLab).
Their website states: "Unless specifically noted, the images, videos, and music distributed on the public NOIRLab website, along with the texts of press releases, announcements, images of the week and captions; are licensed under a Creative Commons Attribution 4.0 International License, and may on a non-exclusive basis be reproduced without fee provided the credit is clear and visible." To the uploader: You must provide a link (URL) to the original file and the authorship information if available. | |
This file is licensed under the Creative Commons Attribution 4.0 International license.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 22:01, 23 October 2023 | 1,000 × 669 (548 KB) | OptimusPrimeBot (talk | contribs) | #Spacemedia - Upload of https://noirlab.edu/public/media/archives/images/original/gemini-gemini-laser-24feb10.tif via Commons:Spacemedia |
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File usage on Commons
The following 2 pages use this file:
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 | NIKON CORPORATION |
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Camera model | NIKON D80 |
Author | Gemini Observatory |
Exposure time | 30/1 sec (30) |
F-number | f/4 |
ISO speed rating | 800 |
Date and time of data generation | 01:20, 24 February 2010 |
Lens focal length | 12 mm |
Width | 1,000 px |
Height | 669 px |
Bits per component |
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Compression scheme | LZW |
Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Number of rows per strip | 87 |
Horizontal resolution | 240 dpi |
Vertical resolution | 240 dpi |
Data arrangement | chunky format |
Software used | Adobe Photoshop CC 2019 (Windows) |
File change date and time | 21:13, 15 December 2019 |
Exposure Program | Manual |
Exif version | 2.2 |
Date and time of digitizing | 01:20, 24 February 2010 |
APEX shutter speed | −4.906891 |
APEX aperture | 4 |
APEX exposure bias | −0.66666666666667 |
Maximum land aperture | 4 APEX (f/4) |
Metering mode | Center weighted average |
Light source | Unknown |
Flash | Flash did not fire |
DateTimeOriginal subseconds | 20 |
DateTimeDigitized subseconds | 20 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 18 mm |
Scene capture type | Standard |
Contrast | Hard |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |