Apparent vs Absolute Magnitude & the Distance Modulus
This lesson is part of the course
In this lesson
You compute distance moduli and absolute magnitudes, compare stars with the Sun and use a standard candle to measure a distance.
Buy the course once for $9.99 to unlock every lesson and lab, the final exam and the certificate – lifetime access, no subscription.
Lessons in this course
- Cosmic Units: AU, Light-Years & Parsecs Locked
- Kepler's Third Law: Periods, Orbits & a Log-Log Plot Locked
- Orbital Speed, Escape Velocity & Weighing the Sun Locked
- Parallax: Distances to the Nearest Stars Locked
- Apparent vs Absolute Magnitude & the Distance Modulus Locked
- Luminosity & the Inverse-Square Law Locked
- Wien's Law: Star Temperature, Colour & Spectral Class Locked
- Hubble's Law: Fitting H₀ & the Age Scale of the Universe Locked