An Introduction to Modern Astrophysics · Problem 6.10

Binary Systems and Stellar Parameters — Carroll & Ostlie

Physics — Astrophysics · hst-wfpc2-field-of-view

Problem

When operated in ``planetary'' mode, HST's WF/PC 2 has a focal ratio of

f/28.3

with a plate scale of

0.0455''\,\mathrm{pixel}^{-1}

. Estimate the angular size of the field of view of one CCD in the planetary mode.