File:First propagation of GeMS (geminiann11002b).tiff
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[edit]DescriptionFirst propagation of GeMS (geminiann11002b).tiff |
English: The Gemini South telescope on the night of January 21-22, 2011 during the first propagation of the GeMS laser guide star system on the sky. A bright gibbous moon illuminates the landscape for this 20-second fisheye lens view. Read more [/public/announcements/geminiann11002/ here]. |
Date | 20 January 2011, 21:45:00 (upload date) |
Source | First propagation of GeMS |
Author | NOIRLab/Gemini Observatory/AURA/M. Paredes |
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[edit]This media was created by the National Optical-Infrared Astronomy Research Laboratory (NOIRLab).
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This file is licensed under the Creative Commons Attribution 4.0 International license.
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current | 19:04, 23 October 2023 | 4,992 × 3,328 (16.17 MB) | OptimusPrimeBot (talk | contribs) | #Spacemedia - Upload of https://noirlab.edu/public/media/archives/images/original/geminiann11002b.tif via Commons:Spacemedia |
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Image title | The Gemini South telescope on the night of January 21-22, 2011 during the first propagation of the GeMS laser guide star system on the sky. A bright gibbous moon illuminates the landscape for this 20-second fisheye lens view. Read more here. |
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Camera manufacturer | Canon |
Camera model | Canon EOS-1Ds Mark II |
Exposure time | 20/1 sec (20) |
F-number | f/3.5 |
ISO speed rating | 640 |
Date and time of data generation | 04:44, 22 January 2011 |
Lens focal length | 8 mm |
Width | 4,992 px |
Height | 3,328 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 | 17 |
Horizontal resolution | 240 dpi |
Vertical resolution | 240 dpi |
Data arrangement | chunky format |
Software used | Adobe Photoshop 21.2 (Windows) |
File change date and time | 21:08, 6 August 2020 |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 04:44, 22 January 2011 |
APEX shutter speed | −4.321928 |
APEX aperture | 3.61471 |
APEX exposure bias | 0 |
Maximum land aperture | 3.625 APEX (f/3.51) |
Metering mode | Center weighted average |
Flash | Flash did not fire, compulsory flash suppression |
Color space | Uncalibrated |
Focal plane X resolution | 3,526.7605633803 |
Focal plane Y resolution | 3,528.0423280423 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Scene capture type | Standard |