learn.howToCalculate
learn.whatIsHeading
Apparent magnitude measures star brightness from Earth on a logarithmic scale where each unit represents 2.512× intensity difference.
단계별 가이드
- 1Enter star luminosity or apparent magnitude
- 2Calculate brightness using magnitude scale
- 3Results show visual brightness comparison
풀어진 예시
입력
m = -1.5 (Sirius)
결과
Brightest star visible
Lower number = brighter
피해야 할 일반적인 실수
- ✕Assuming higher number = brighter
- ✕Forgetting zero point calibration
자주 묻는 질문
Why logarithmic?
Human perception is logarithmic; equal brightness intervals feel equal.
Can magnitude be negative?
Yes; brighter stars have lower/negative magnitudes.
계산할 준비가 되셨나요? 무료 Star Magnitude 계산기를 사용해 보세요
직접 시도해 보세요 →