45 years of starspot activity on SV CAM

  • Michael Zeilik
  • Cecila De Blasi
  • Michael Rhodes
  • Edwin Budding
Contributed Papers on Active Binary Stars
Part of the Lecture Notes in Physics book series (LNP, volume 291)


We apply a simple starspot model to parameterize 45 years of photometry of the short-period RS CVn system SV Cam. We find that one large, high-latitude spot group (of varying size) accounts for the starspot activity over this span of time.


Variable Star Distortion Wave Large Active Region Photoelectric Photometry Magnetic Activity Cycle 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.


  1. Budding, E., 1977, Astrophys. Space Sci., 48, 207.Google Scholar
  2. Budding, E. and Zeilik, M., 1987, Ap. J., in press.Google Scholar
  3. Busso, M., Scaltriti, F., and Cellino, A., 1985, Astron. Ap., 148, 29.Google Scholar
  4. Cellino, A., Scaltriti, F., and Busso, M., 1985, Astron. Ap., 144, 315.Google Scholar
  5. Eaton, J. A. and Hall, D. S., 1979, Ap. J., 227, 907.Google Scholar
  6. Guthinick, P., 1929, Astr. Nach., 258, 83.Google Scholar
  7. Hall, D. S., 1976, in Multiple Periodic Variable Stars, ed. W. S. Fitch (Dordrecht: Reidel), p. 287.Google Scholar
  8. Hildritch, R. W., Harland, D. M., McLean, B. J., 1979, Mon. Not. Roy. As. Soc., 187, 797.Google Scholar
  9. Milano, L., 1981, in Photometric and Spectroscopic Binary Systems, ed. E. B. Carling and Z. Kopal (Dordrecht: Reidel), p. 331.Google Scholar
  10. Milano, L., Russo, G., and Mancuso, S., 1983, in Activity in Red Dwarf Stars, ed. P. B. Byrne and M. Rodono (Dordrecht: Reidel), p. 393.Google Scholar
  11. Olah, K., Hall, D. S., and Gesztelyi, L., 1986, preprint.Google Scholar
  12. Patkos, L., 1981, Astrophys. Lett., 22, 1.Google Scholar
  13. Patkos, L., 1982a, Comm. Konkolv Obs., No. 80.Google Scholar
  14. Patkos, L., 1982b, in Ejection and Accretion of Matter in Binary Systems, ed. J. Tremko (Bratislava: VEDA), p. 61.Google Scholar
  15. Van Woerden, H., 1957, Ann. Strrew. Leiden, 21, 3.Google Scholar
  16. Wood, F. B., 1946, Princeton Obs. Contr., No. 21.Google Scholar

Copyright information

© Springer-Verlag 1987

Authors and Affiliations

  • Michael Zeilik
    • 1
  • Cecila De Blasi
    • 1
  • Michael Rhodes
    • 1
  • Edwin Budding
    • 2
  1. 1.Institute for AstrophysicsThe University of New MexicoAlbuquerqueUSA
  2. 2.Carter ObservatoryWellingtonNew Zealand

Personalised recommendations