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@article{568613, author = {Mikulášek, Zdeněk and Gráf, Tomáš}, article_location = {Heidelberg}, article_number = {1}, keywords = {ephemeris; carbon stars; carbon Miras}, language = {eng}, issn = {0004-640X}, journal = {Astrophysics and Space Science}, title = {Preliminary analysis of V and Hp light curves of 26 carbon Miras}, volume = {296}, year = {2005} }
TY - JOUR ID - 568613 AU - Mikulášek, Zdeněk - Gráf, Tomáš PY - 2005 TI - Preliminary analysis of V and Hp light curves of 26 carbon Miras JF - Astrophysics and Space Science VL - 296 IS - 1 SP - 254-257 EP - 254-257 PB - Springer Science+Business Media B.V. SN - 0004640X KW - ephemeris KW - carbon stars KW - carbon Miras N2 - Light variations of the representative sample of 26 more or less periodically variable carbon stars were analyzed on the base of their 2220 individual observations made by Hipparcos satellite and 33 544 visual observations listed in AFOEV and VSOLJ databases within the interval JD 2 448 000(1988)+/-6 cycles. We found the osculating linear ephemerides of all stars and their mean light curves, as well. We found that light curves of the carbon Miras in our set can be satisfactorily expressed as a linear combination of only two basic light curves. The analysis was done by an own method combining robust regression and principal component analysis. ER -
MIKULÁŠEK, Zdeněk a Tomáš GRÁF. Preliminary analysis of V and Hp light curves of 26 carbon Miras. \textit{Astrophysics and Space Science}. Heidelberg: Springer Science+Business Media B.V., 2005, roč.~296, č.~1, s.~254-257. ISSN~0004-640X.
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