速度是对象移动的速度，而速度是指定方向的速度。它以每秒米（m/s）为单位进行测量。
1 mi/s = 20,294,325.347 f/fn
1 f/fn = 4.9275e-8 mi/s
例子:
将15 每秒英里转换为每两周弗隆：
15 mi/s = 304,414,880.202 f/fn
| 每秒英里 | 每两周弗隆 |
|---|---|
| 0.01 mi/s | 202,943.253 f/fn |
| 0.1 mi/s | 2,029,432.535 f/fn |
| 1 mi/s | 20,294,325.347 f/fn |
| 2 mi/s | 40,588,650.694 f/fn |
| 3 mi/s | 60,882,976.04 f/fn |
| 5 mi/s | 101,471,626.734 f/fn |
| 10 mi/s | 202,943,253.468 f/fn |
| 20 mi/s | 405,886,506.936 f/fn |
| 30 mi/s | 608,829,760.404 f/fn |
| 40 mi/s | 811,773,013.871 f/fn |
| 50 mi/s | 1,014,716,267.339 f/fn |
| 60 mi/s | 1,217,659,520.807 f/fn |
| 70 mi/s | 1,420,602,774.275 f/fn |
| 80 mi/s | 1,623,546,027.743 f/fn |
| 90 mi/s | 1,826,489,281.211 f/fn |
| 100 mi/s | 2,029,432,534.678 f/fn |
| 250 mi/s | 5,073,581,336.696 f/fn |
| 500 mi/s | 10,147,162,673.392 f/fn |
| 750 mi/s | 15,220,744,010.088 f/fn |
| 1000 mi/s | 20,294,325,346.784 f/fn |
| 10000 mi/s | 202,943,253,467.844 f/fn |
| 100000 mi/s | 2,029,432,534,678.436 f/fn |
规则