Magnitude c意思

"Magnitude C" is not a standard term in physics or astronomy, so it's possible that it's being used in a non-standard way or in a specific context. However, if we break down the term into its components, we can make some educated guesses about what it might mean.

Without more context, it's difficult to provide a precise definition of "magnitude C." If you can provide additional information about the context in which you encountered this term, I might be able to offer a more accurate explanation.