Angle is a measure of rotation between two intersecting lines or surfaces. It is measured in degrees (°) or radians (rad).
1 m° = 3.6 arcsec 
1 arcsec = 0.278 m° 
उदाहरण: 
कन्वर्ट 15 Millidegree से Second of Arc:
15 m° = 54 arcsec 
| Millidegree | Second of Arc | 
|---|---|
| 0.01 m° | 0.036 arcsec | 
| 0.1 m° | 0.36 arcsec | 
| 1 m° | 3.6 arcsec | 
| 2 m° | 7.2 arcsec | 
| 3 m° | 10.8 arcsec | 
| 5 m° | 18 arcsec | 
| 10 m° | 36 arcsec | 
| 20 m° | 72 arcsec | 
| 30 m° | 108 arcsec | 
| 40 m° | 144 arcsec | 
| 50 m° | 180 arcsec | 
| 60 m° | 216 arcsec | 
| 70 m° | 252 arcsec | 
| 80 m° | 288 arcsec | 
| 90 m° | 324 arcsec | 
| 100 m° | 360 arcsec | 
| 250 m° | 900 arcsec | 
| 500 m° | 1,800 arcsec | 
| 750 m° | 2,700 arcsec | 
| 1000 m° | 3,600 arcsec | 
| 10000 m° | 36,000 arcsec | 
| 100000 m° | 360,000 arcsec |