AAVSO HOME > publications > ejaavso

Period Changes in the Rr-Lyrae Star Im-Aquilae

pdf    ps


Elizabeth Anne Lada

Emilia P. Belserene

Maria Mitchell Observatory, Nantucket, MA 02554




Maria Mitchell observations of the RR Lyrae (RRab) variable IM Aquilae confirm the size of the published decrease in period but show that a single, abrupt change must be rejected in favor of two changes or continuous change.


Link to ADS abstract, article and citation information

  search engine |  site map |  links |  contact us