Center Number | Radius (cm) | Center Coordinates | Center Angles | Remarks | |
x (cm) | y (cm) | ||||
1 | 550 | 275 | 0 | 2 × 103˚45'24'' | Crown arch |
2 | 120 | 172.7 | 417.7 | 61˚50'53'' | Right arch |
3 | 120 | 172.7 | −417.7 | 61˚50'53'' | Left arch |
- | 1800 | 1800 | 0 | 2 × 14˚23'43'' | Invert arch |