Astronomy and Astrophysics – Astrophysics
Scientific paper
Sep 1983
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1983msngr..33...31m&link_type=abstract
The Messenger, No.33, P.31, 1983
Astronomy and Astrophysics
Astrophysics
Scientific paper
W UMa binary stars represent a typieal case of astronomieal objects for which theory and teehniques of data reduetion are much more developed and up to date than observations. While the analysis of photometrie observations by means of synthetic light curve methods (Wilson and Oevinney, 1971 Astrophysical JOurnal, 166, 605) yields good photometrie elements, the absence of reliable spectroscopie data makes the determination 0f the absolute elements 0f these systems and therefore of their evolutionary status problematic.
Maceroni Carla
Milano Leo
Nesci Roberto
Russo Gennaro
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