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Open Astronomy

formerly Baltic Astronomy

Editor-in-Chief: Barbuy, Beatriz

IMPACT FACTOR 2018: 0.350

CiteScore 2018: 0.24

SCImago Journal Rank (SJR) 2018: 0.202
Source Normalized Impact per Paper (SNIP) 2018: 0.144

ICV 2017: 121.03

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Volume 12, Issue 4


Long-Term Photometric Behavior of 18 Carbon Stars in Cygnus

A. Alksnis
Published Online: 2017-02-08 | DOI: https://doi.org/10.1515/astro-2017-0087


The large variety of long-term (secondary) variations is demonstrated on the basis of a 30 year long photographic red magnitude time-series for 18 carbon stars in Cygnus based on the observations carried out with the Baldone Schmidt telescope.

Keywords: stars; carbon; variables


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About the article

Received: 2003-10-15

Published Online: 2017-02-08

Published in Print: 2003-12-01

Citation Information: Open Astronomy, Volume 12, Issue 4, Pages 595–603, ISSN (Online) 2543-6376, DOI: https://doi.org/10.1515/astro-2017-0087.

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© 2017. This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License. BY-NC-ND 4.0

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