Assertion: star's magnitude | /r/HasProperty | apparent
Facets:
Source sentences:
text: Relative to both luminosity and distance from Earth, a star's absolute magnitude (M) and apparent magnitude (m) are not equivalent; for example, the bright star Sirius has an apparent magnitude of −1.44, but it has an absolute magnitude of +1.41.
text: Over the course of Earth's 26,000-year axial precession cycle, a series of bright naked eye stars (an apparent magnitude up to +6; a full moon is −12.9) in the northern hemisphere will hold the transitory title of North Star.
text: The apparent brightness of a star is expressed in terms of its apparent magnitude.