Fasciculus:Teegarden's star proper motion.gif

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Sua resolutio ‎(2 400 × 1 600 elementa imaginalia, magnitudo fasciculi: 2.66 megaocteti, typus MIME: image/gif, looped, 4 repla, 4.0 s)

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Summarium

Descriptio
English: Teegarden's star showing proper motion, photographed at intervals of about two years.
Español: Movimiento propio de la Estrella de Teegarden, fotografiada a intervalos de aproximadamente dos años.
Datum
Fons Opus proprium
Auctor IndividusObservantis
  • Location: Bakersfield, CA, US.
  • Each frame of the GIF file is processed from a stack of several pictures using software developed by the author.
  • All individual pictures in each stack had an exposure of 15 seconds at ISO 1600.
  • Equipment: Canon EOS Rebel XS, (Rebel T7i used on third frame) directly coupled to the back of a Celestron CPC 1100 with a 0.63 corrector/reducer, and Alt-Azimuth mount with no wedge.
  • Adobe Photoshop was used to produce the GIF file without modifying any images.

Potestas usoris

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attributio aequa parte
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
Tibi licet:
  • communicare – copiare, distribuere et committere hoc opus
  • to remix – to adapt the work
His condicionibus:
  • attributio – 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.
  • aequa parte – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

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inceptio

5 Februarii 2017

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image/gif

Historia fasciculi

Presso die vel tempore fasciculum videbis, sicut tunc temporis apparuit.

Dies/TempusMinutioDimensionesUsorSententia
recentissima22:41, 7 Decembris 2020Minutum speculum redactionis 22:41, 7 Decembris 2020 factae2 400 × 1 600 (2.66 megaocteti)IndividusObservantisAdded frame corresponding to Teegarden's star position at the end of 2020.
01:48, 25 Decembris 2018Minutum speculum redactionis 01:48, 25 Decembris 2018 factae2 400 × 1 600 (2.31 megaocteti)IndividusObservantisLast version had an error in the third frame in the stacking of one out of 75 frames. This produced a couple of faint light dots resembling stars in places where there are no stars. This version corrects such error.
20:35, 23 Decembris 2018Minutum speculum redactionis 20:35, 23 Decembris 2018 factae2 400 × 1 600 (2.35 megaocteti)IndividusObservantisAdded scale legend, initially removed in 2018 version inadvertently.
23:03, 22 Decembris 2018Minutum speculum redactionis 23:03, 22 Decembris 2018 factae2 400 × 1 600 (2.34 megaocteti)IndividusObservantisAdded frame corresponding to the end of 2018.
03:19, 6 Februarii 2017Minutum speculum redactionis 03:19, 6 Februarii 2017 factae2 400 × 1 600 (1.02 megaocteti)IndividusObservantisUser created page with UploadWizard

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