... Ultraviolet explosive events as seen in O vi 1032 A by SoHO/SUMER Further information about Armagh Observatory, and in particular the current Solar Physics research programme, may be obtained by consulting the Observatory's web-site http://star.arm.ac ...
... B \Gamma V ) o colourcolour diagram for a large sample of late type stars. we clearly see that for singlelined spectroscopic RS CVn systems there exists an ultraviolet excess over that recorded for quiescent stars of the same spectral type. ...
... Here, we discuss a high spectral resolution data set from the Solar Ultraviolet Measurements of Emitted Radiation (SUMER) instrument on board the Solar and Heliospheric Observatory (SoHO) spacecraft that suggests a linkage between two widely studied ...
... Ultraviolet excess emission in active M dwarfs E.R. Houdebine M. Mathioudakis, J.G. Doyle and B.H. Foing The variation in the continuum intensity (505000nm) of latetype M dwarfs is investigated via two grids of model atmospheres with different ...
... atmosphere taken in the ultraviolet region of the electromagnetic spectrum, by two instruments from the SoHO (Solar and Heliospheric Observatory) spacecraft: EIT (Extreme Ultraviolet Imaging Telescope) and SUMER (Solar Ultraviolet Measurements of Emitted ...
... have been supplemented by archival ultraviolet (IUE) and visual spectrophotometry ... Archival high-resolution ultraviolet spectroscopy (IUE) and new infrared ... V652 Her Masses measured without reference to the ultraviolet uxes turn out to be un ...
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Ссылки http://star.arm.ac.uk/~csj/papers/conference/iauc185_v652.ps -- 65.9 Кб -- 07.08.2001 Похожие документы