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Behaviour of Hα and H Ca II Emission Lines in a Prominence Before and During its Dynamic “Disparition Brusque”

Published online by Cambridge University Press:  12 April 2016

M.S. Madjarska ,
V.N. Dermendjiev ,
Z. Mouradian  and
P. Kotrč
M.S. Madjarska
Affiliation:
Institute of Astronomy, 72 Trakia Blvd., 1784 Sofia, Bulgaria
V.N. Dermendjiev
Affiliation:
Institute of Astronomy, 72 Trakia Blvd., 1784 Sofia, Bulgaria
Z. Mouradian
Affiliation:
Observatoire Paris-Meudon, DASOP, URA 326, 92195 Meudon, France
P. Kotrč
Affiliation:
Astronomical Institute of the Czech AS, 25165 Ondřejov Observatory, Czech Republic

Abstract

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Hα and H Ca II emission lines in a limb quiescent prominence (QP) undergoing destabilization are studied. The temperature, line-of-sight velocity and micro-turbulence are obtained in one of the prominence legs, just before and during the prominence activation.

Type
Birth and Death of Filaments
Information
International Astronomical Union Colloquium , Volume 167: New Perspectives on Solar Prominences , 1998 , pp. 326 - 329
Copyright
Copyright © Astronomical Society of the Pacific 1998

References

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Tandberg-Hanssen, E. 1995, The Nature of Solar Prominences, Kluwer Academic Publ., Dordrecht, Holland CrossRefGoogle Scholar