Document Type

Article

Publication Date

2-1-2017

Department

Physics and Astronomy

School

Mathematics and Natural Sciences

Abstract

All professions have their jargon. But astronomy goes the extra parsec. Here’s an example. Vega, one of the brighter stars in the night sky, has an apparent magnitude (i.e., an apparent brightness) of approximately zero. Polaris, the North Star, has an apparent magnitude of about +2. Despite this, Vega appears brighter than Polaris, and not by two, but by a factor of about six times.

Comments

© The Physics Teacher

Publisher's Version

Publication Title

The Physics Teacher

Volume

55

First Page

15

Last Page

16

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