An intermediately wound barred spiral galaxy would,in Hubble's system,be:
A) BS2.
B) BSE.5.
C) SBb.
D) S2B.
E) SIrr.

Question

Quizplus · Accepted Answer

In Hubble's system, the classification for a barred spiral galaxy depends on the size and openness of the central bar, as well as the tightness of the spiral arms. An intermediate size bar and moderately wound spiral arms would classify the galaxy as SBb. Therefore, choice C is the best fit for an intermediate wound barred spiral galaxy.

An Intermediately Wound Barred Spiral Galaxy Would,in Hubble's System,be