Image Details
Caption: Fig. 34.
NGC 4691: R‐band isophotes on three scales (a, c, e); ellipse fits (b, WIYN R); B−R color map on two scales (d, ﹩w=11﹩, color range ≈0.85 mag [excluding the white streak in the NW corner]; f, ﹩w=5﹩, color range = 1.02 mag). The bright streak crossing the northern part of the galaxy (a, c, and d) is a satellite or meteor trail.
© 2003. The American Astronomical Society. All rights reserved. Printed in U.S.A.