加速度是对象相对于时间的速度变化速率。它以每秒平方米（m/s²）为单位进行测量。
1 ly/s² = 10,346,675,415,573,054 yd/s²
1 yd/s² = 9.6649e-17 ly/s²
例子:
将15 每秒平方转换为每秒平方码：
15 ly/s² = 155,200,131,233,595,800 yd/s²
| 每秒平方 | 每秒平方码 |
|---|---|
| 0.01 ly/s² | 103,466,754,155,730.55 yd/s² |
| 0.1 ly/s² | 1,034,667,541,557,305.5 yd/s² |
| 1 ly/s² | 10,346,675,415,573,054 yd/s² |
| 2 ly/s² | 20,693,350,831,146,108 yd/s² |
| 3 ly/s² | 31,040,026,246,719,160 yd/s² |
| 5 ly/s² | 51,733,377,077,865,270 yd/s² |
| 10 ly/s² | 103,466,754,155,730,540 yd/s² |
| 20 ly/s² | 206,933,508,311,461,100 yd/s² |
| 30 ly/s² | 310,400,262,467,191,600 yd/s² |
| 40 ly/s² | 413,867,016,622,922,200 yd/s² |
| 50 ly/s² | 517,333,770,778,652,700 yd/s² |
| 60 ly/s² | 620,800,524,934,383,200 yd/s² |
| 70 ly/s² | 724,267,279,090,113,800 yd/s² |
| 80 ly/s² | 827,734,033,245,844,400 yd/s² |
| 90 ly/s² | 931,200,787,401,574,900 yd/s² |
| 100 ly/s² | 1,034,667,541,557,305,300 yd/s² |
| 250 ly/s² | 2,586,668,853,893,263,400 yd/s² |
| 500 ly/s² | 5,173,337,707,786,527,000 yd/s² |
| 750 ly/s² | 7,760,006,561,679,790,000 yd/s² |
| 1000 ly/s² | 10,346,675,415,573,053,000 yd/s² |
| 10000 ly/s² | 103,466,754,155,730,530,000 yd/s² |
| 100000 ly/s² | 1,034,667,541,557,305,400,000 yd/s² |
规则