Distance modulus
= Distance modulus
{title2=$\mu$}
{wiki}
The distance modulus is the difference between apparent and absolute astronomical magnitude. For distance $d$ in parsecs,
$$
\mu=m-M=5\log_{10}(d/10\,\mathrm{pc}).
$$
= Distance modulus
{title2=$\mu$}
{wiki}
The distance modulus is the difference between apparent and absolute astronomical magnitude. For distance $d$ in parsecs,
$$
\mu=m-M=5\log_{10}(d/10\,\mathrm{pc}).
$$