Statistics – Computation
Scientific paper
Jul 1989
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1989a%26a...218..192o&link_type=abstract
Astronomy and Astrophysics (ISSN 0004-6361), vol. 218, no. 1-2, July 1989, p. 192-194.
Statistics
Computation
9
Astronomical Photometry, Binary Stars, Irregular Variable Stars, Light Curve, Starspots, Computational Astrophysics, Stellar Activity, Stellar Rotation
Scientific paper
New photometry of the RS CVn system Sigma Geminorum in 1986-1988 is used
to discuss the evolution of spots on the surface. Changes in spot area
and location take place on both long and short timescales, but is
dominated by a long term merging trend of the two active longitudes.
Oláh Katalin
Panov Kyril P.
Pettersen Bjorn Ragnvald
Valtaoja Esko
Valtaoja Leena
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