Flux Ratio To Magnitude
Calculator
Magnitude difference Δm
-5
Results
- Magnitude difference Δm
- -5
Astronomy results
| Magnitude difference Δm | -5 |
formula-map diagram
- Magnitude difference Δm
- -5
Astronomical relationship
Formula
m₁ − m₂ = −2.5 log₁₀(F₁ / F₂)= -5
Note
This result is a simplified model: it applies the displayed textbook formula to the values you entered, assuming ideal spherical bodies, circular orbits, blackbody radiation and perfect optics, and ignoring atmospheric seeing, relativistic corrections beyond those stated, cosmological models and measurement uncertainty. Use published ephemerides and catalogue data for real observations.