File:61 Cygni Proper Motion.gif

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Original file ‎(1,173 × 504 pixels, file size: 2.4 MB, MIME type: image/gif, looped, 9 frames, 9.0 s)

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Summary

Description61 Cygni Proper Motion.gif	English: 61 Cygni showing proper motion, photographed at intervals of about one year. Español: Movimiento propio de 61 Cygni, fotografiada a intervalos de aproximadamente un año.
Source	Own work
Author	IndividusObservantis

Location: Bakersfield, CA, US.
Each frame is processed from a stack of several pictures using a software developed by the author.
All individual pictures in each stack had an exposure of 30 seconds at ISO 1600.
Equipment: Canon EOS, Rebel XS directly coupled to the back of a Celestron CPC 1100 with a 0.63 corrector/reducer.
- Telescope mount: Dual-fork-arm in the default Alt-Azimuth configuration with no equatorial wedge.

Licensing

I, the copyright holder of this work, hereby publish it under the following license:

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to remix – to adapt the work

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attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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File history

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Dimensions	User	Comment
current	02:47, 8 November 2020	1,173 × 504 (2.4 MB)	IndividusObservantis	Added frame corresponding to 61 Cygni's position at the end of 2020.
	02:54, 1 December 2019	1,173 × 504 (2.11 MB)	IndividusObservantis	Added frame corresponding to 61 Cygni's position at the end of 2019.
	00:41, 19 November 2018	1,173 × 504 (2.02 MB)	IndividusObservantis	Added frame corresponding to 61 Cygni's position in November of 2018.
	02:21, 12 November 2017	1,173 × 504 (1.73 MB)	IndividusObservantis	Added frame corresponding to 61 Cygni's position in November of 2017.
	00:15, 12 November 2016	1,173 × 504 (1.36 MB)	IndividusObservantis	Added frame to GIF file to show star's position in November 2016.
	19:59, 15 November 2015	1,173 × 504 (1.2 MB)	IndividusObservantis	Uploaded again to correct software bug with position of yellow box in one of the frames.
	18:24, 15 November 2015	1,173 × 504 (1.2 MB)	IndividusObservantis	Added new frame to GIF file to show 61 Cygni's position in November 2015.
	04:02, 22 November 2014	1,173 × 504 (903 KB)	IndividusObservantis	Added one more frame to GIF image, corresponding to 61 Cygni's position in November 2014.
	23:41, 16 November 2013	1,173 × 504 (693 KB)	IndividusObservantis	User created page with UploadWizard