Image Details
Caption: Fig. 16.
Real 3C data, for FR II's and DAs, assuming ΩM = 1 and ΩΛ = 0, for the six planes in [PDzα] parameter space. Solid circles indicate objects at z ≥ 2, crosses indicate objects with 2 > z ≥ 1.5, open circles indicate 1.5 > z ≥ 0.8, and dots indicate sources with z < 0.8.
© 1999. The American Astronomical Society. All rights reserved. Printed in U.S.A.