Assertion: star | /r/HasAspect | a low-magnitude variability
Facets:
value: on the order of ±0.03 magnitudes
type: OTHER
Source sentences:
text: Photometric measurements of Vega during the 1930s appeared to show that the star had a low-magnitude variability on the order of ±0.03 magnitudes (around ±2.8%[note 2] luminosity).