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A revision of NSV 13538 = NSVS 17231162
by Alexandr Ditkovsky in March-April 2014 (#5)
Abstract: A revision of the variable star NSV 13538 is presented. Light curve elements were improved by using a modern data from photometric surveys available online. The following photometric elements of the minimum of the Long Secondary Period were found: Min = HJD 2454611 + 324 * E.
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