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Integral spectroscopy of the nebula GM 1-29 and the star PV Cep
Authors:T. A. Movsessian  T. Yu. Magakian  D. M. Sargsyan  E. H. Nikogossian
Affiliation:(1) V. A. Ambartsumian Byurakan Astrophysical Observatory, Byurakan, Armenia
Abstract:Integral spectroscopy data for the nebula GM 1-29 and the source star PV Cep obtained on the 2.6-m telescope at the Byurakan Observatory are presented. The structure and kinematics of a collimated emission outflow directed along the axis of the nebula are studied. Changes in the radial velocity and intensity of the absorption component of the nebular Hα line are observed and studied; these are interpreted as a result of an anisotropy in the stellar wind at distances on the order of several stellar radii, where this absorption is formed. __________ Translated from Astrofizika, Vol. 51, No. 3, pp. 461–468 (August 2008).
Keywords:nebulae  stars  spectroscopy—   individual  GM 1-29  PV Cep
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