Convert 1 light-second to astronomical unit

1 light-second is equal to 0.0020039888045429396 AU (astronomical unit). To convert from light-second to astronomical unit, multiply by 0.0020039888045429396 or divide by 499.0047837258628.

• 1 light-second × 0.0020039888045429 = 0.0020039888045429 AU
• 1 light-second ÷ 499.00478372586 = 0.0020039888045429 AU