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@article{1323402, author = {Liška, Jiří and Skarka, Marek}, article_number = {0173}, keywords = {photometry;RR Lyrae;CCD;Blazhko effect;variable star}, language = {eng}, issn = {1801-5964}, journal = {Open European Journal on Variable Stars}, title = {Period analysis of a Blazhko star V0346 Draconis}, url = {http://var.astro.cz/oejv/oejv.php?oejv=173}, volume = {2015}, year = {2015} }
TY - JOUR ID - 1323402 AU - Liška, Jiří - Skarka, Marek PY - 2015 TI - Period analysis of a Blazhko star V0346 Draconis JF - Open European Journal on Variable Stars VL - 2015 IS - 0173 SP - 1-7 EP - 1-7 PB - Sekce pozorovatelů proměnných hvězd České astronomické společnosti SN - 18015964 KW - photometry;RR Lyrae;CCD;Blazhko effect;variable star UR - http://var.astro.cz/oejv/oejv.php?oejv=173 N2 - Period analysis of an RRab star V0346 Dra based on photometric measurements from NSVS and DASCH projects is presented. We confirm light curve modulation known from literature and estimate modulation period for the first time. NSVS measurements spanning one year allowed us to determine the length of the Blazhko cycle as 101(2) d. This value is close to 103.65(2)-day period estimated from photographic measurements from the DASCH project which have a lower quality but 92-year long timebase. Blazhko effect causes well apparent phase and amplitude modulation easily visible in O-C diagram and in maximum-O-C dependency. ER -
LIŠKA, Jiří a Marek SKARKA. Period analysis of a Blazhko star V0346 Draconis. \textit{Open European Journal on Variable Stars}. Sekce pozorovatelů proměnných hvězd České astronomické společnosti, 2015, roč.~2015, č.~0173, s.~1-7. ISSN~1801-5964.
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