HOSTING A TOTAL OF 318 FORMULAS WITH CALCULATORS

## Visual Limiting Magnitude

An important formula for astronomers and star gazers in general, the visual limiting magnitude is used in relation to the telescopes used to study the sky. The photographic limiting magnitude is a few times fainter than the visual limiting magnitude.

## $7.5+\left(5*\mathrm{log}\left(a\right)\right)$

Used to calculate the the VLM for your telescope. The values required are a = aperture measured in cm

ENTER THE VARIABLES TO BE USED IN THE FORMULA

Similar formulas which you may find interesting.