 Magnitudes are a way of assigning a number to a star so we know how bright it is  Similar to how the Richter scale assigns a number to the strength of an earthquake  Magnitudes are a way of assigning a number to a star so we know how bright it is  Similar to how the Richter scale assigns a number to the strength of an earthquake This is the 8.9 earthquake off of Sumatra Betelgeuse and Rigel, stars in Orion with apparent magnitudes 0.3 and 0.9 E.3.5 Describe the apparent magnitude scale.
{"Image DocumentName": "E3 - Stellar distancesE.3.5 Describe the apparent magnitude scale. Usually, what we know is how bright the star looks to us here on Earth\u2026", "Image ImageDescription": "We call this its Apparent Magnitude. What you see is what you get\u2026", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}