... crosssections in PA = 240 # (left) and PA = 150 # (right) of NGC 7217; stellar ... from the WHT91 crosssection in PA = 240 # and from the WHT97 crosssection in PA ...
... of NGC 7177 as chaotic; on the contrary, the dust lanes extend quite orderly along the southern "leading" edge of the bar ... center is approached, within a radius of 4 , the dust lane turns almost though a right angle and crosses the nucleus at PA 70 ...
... halves of the profiles, the northern and southern ones, are in good agreement with ... The dots and crosses refer to different sides of the slit with respect to the centre ...
... and they are also used for cross-correlation with the spectrum of a template star ... same sense of rotation with the southern parts of both receding, close luminosities ...
... 53 No. 12 2009 velosity cross-section for the stellar component (a rotation curve) via cross correlation of the galaxy spectra at various distances from the center and spectra of the twilight sky taken the same night with the same grid. ...