Description: 光变曲线是天体亮度、星等或颜色随时间变化的曲线图。光变曲线可以用于研究许多不同类型的天体，如变星、双星系统、系外行星、X 射线双星或超新星。在光变曲线中看到的变化有助于对天体进行分类，并提供光变的时间尺度或周期等信息，这些信息可用来推断出天体的重要信息，如天体的起源、能量输入来源或在天体发生的物理过程。

Related Terms:

• 凌
• 变星

Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher
The translation of this term and its definition is still awaiting approval

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