Study of coronal jets during solar minimum based on STEREO/SECCHI observations

A. R. Paraschiv, D. A. Lacatus, T. Badescu, M. G. Lupu, S. Simon, S. G. Sandu, M. Mierla, M. V. Rusu

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32 Scopus citations

Abstract

During the 2007 - 2008 minimum of solar activity, the internally occulted coronagraphs SECCHI-COR1 onboard the STEREO space mission recorded numerous jet-like ejections over a great range of latitudes. We have found more than 10000 white-light jets in the above-mentioned period. Sometimes they can be identified on the disk with bright points observed in ultraviolet images by EUVI. In this study we present a catalog consisting of jets observed by the SECCHI-COR1 instrument and their association with lower coronal activity (bright points, UV jets). Furthermore, their association with bright points in the context of previously proposed models is discussed. From the complete catalog we have selected 106 jets observed in both STEREO-A and STEREO-B images for which it is possible to derive their kinematics and point of origin.

Original languageEnglish
Pages (from-to)365-375
Number of pages11
JournalSolar Physics
Volume264
Issue number2
DOIs
StatePublished - 2010

Keywords

  • Corona, structures
  • Coronal holes
  • Jets
  • Solar wind

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