... We have found evidence for only minor variations in Hebe's visible reflectance spectrum over a rotational cycle, comparable to our measurement accuracy (a few percent) and consistent with an undifferentiated silicate assemblage on the surface. ...
... The normalised WHT optical spectrum of KIC 10449976 fitted with the model described in 3 optimized for abundances of C, N, Si and Ne, together with line identifications. ...
... Spectra synthesised using photometric (dashed line) and spectroscopic (solid line) atmosphere parameters, compared to the observed H line profile of the ELODIE spectrum. ...
... spectrum of twisted magnetic flux tubes in viscous MHD B. Pint'er, R. Erd'elyi and M. Goossesns Centre for Plasma Astrophysics, K.U.Leuven, Celestijnenlaan 200B, B3001 Heverlee, Belgium (Received ) In the present paper we investigate the influence of ...
... A general spectrum synthesis CCP7 program SYNSPEC was modified for the purposes to ... 1. Introduction Program SYNSPEC is a general spectrum synthesis program. ... fer equation to produce normal synthetic spectrum, detailed line profiles of a few ...