角度是两个相交线或表面之间旋转的度量。它以程度（°）或弧度（rad）为单位进行测量。
1 arcmin = 0 qtr
1 qtr = 5,400 arcmin
例子:
将15 弧分钟转换为象限：
15 arcmin = 0.003 qtr
| 弧分钟 | 象限 |
|---|---|
| 0.01 arcmin | 1.8519e-6 qtr |
| 0.1 arcmin | 1.8519e-5 qtr |
| 1 arcmin | 0 qtr |
| 2 arcmin | 0 qtr |
| 3 arcmin | 0.001 qtr |
| 5 arcmin | 0.001 qtr |
| 10 arcmin | 0.002 qtr |
| 20 arcmin | 0.004 qtr |
| 30 arcmin | 0.006 qtr |
| 40 arcmin | 0.007 qtr |
| 50 arcmin | 0.009 qtr |
| 60 arcmin | 0.011 qtr |
| 70 arcmin | 0.013 qtr |
| 80 arcmin | 0.015 qtr |
| 90 arcmin | 0.017 qtr |
| 100 arcmin | 0.019 qtr |
| 250 arcmin | 0.046 qtr |
| 500 arcmin | 0.093 qtr |
| 750 arcmin | 0.139 qtr |
| 1000 arcmin | 0.185 qtr |
| 10000 arcmin | 1.852 qtr |
| 100000 arcmin | 18.519 qtr |
规则