Astronomical Theory Section - General Interest


The magnitude scale of brightness   (1)

  • Apparent and Absolute brightness
  • Limiting magnitude
  • Practical example
It is obvious to any observer of the night skies that the stars are not all equally bright. In this article I explain the scale that measures the brightness of celestial objects, give some surprising facts about the faint stars and show how the camera I use can capture images of objects well below naked-eye visibility.

Click on the title to read the article.


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