In the precise, modern astronomical magnitude system, what relationship exists between the magnitude number and the object's brightness?

Answer

A lower or more negative magnitude number indicates a brighter object.

The modern magnitude scale is logarithmic and inverted; smaller or more negative numbers correspond to light streams that excite the retina more strongly, meaning they appear brighter.

In the precise, modern astronomical magnitude system, what relationship exists between the magnitude number and the object's brightness?

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