Reconstruction of the
Overton Down 18-07-2011 formation
1. Draw a circle. Draw and extend the horizontal and vertical centerlines.
2. Copy circle 1 to its righthand intersection with the horizontal centerline.
3. Copy circle 1 to the righthand intersection of circle 2 and the horizontal centerline.
4. Copy circle 1 to the righthand intersection of circle 3 and the horizontal centerline.
5. Copy circle 1 to the righthand intersection of circle 4 and the horizontal centerline.
6. Construct a circle concentric to circle 1, tangent to circle 5 at the righthand side.
7. Construct a circle centered at the righthand intersection of circle 6 and the horizontal centerline, passing through the center of circle 5.
8. Construct a circle concentric to circle 7, passing through the center of circle 4.
9. Construct a circle concentric to circle 7, passing through the center of circle 3.
10. Construct a circle concentric to circle 7, passing through the center of circle 2.
11. Construct a circle concentric to circle 7, passing through the center of circle 1.
12. Copy circle 7 to the upper intersection of circle 6 and the vertical centerline.
13. Copy circle 8 to the center of circle 12.
14. Copy circle 9 to the center of circle 12.
15. Copy circle 10 to the center of circle 12.
16. Copy circle 11 to the center of circle 12.
17. Draw the connecting line between the intersections of circles 11 and 16.
18. Draw the connecting line between the centers of circles 7 and 12.
19. Construct a circle centered at the intersection of circle 6 and line 17, passing through the intersection of circle 10 and line 18.
20. Construct a circle centered at the intersection of circle 10 and line 18, passing through the center of circle 19.
21. Draw the connecting line between the intersections of circles 19 and 20, and extend this line up to line 18.
22. Construct a circle centered at the intersection of lines 18 and 21, passing through the intersection of circle 10 and line 18.
23. Draw the connecting line between the center of circle 6 and the upper intersection of circles 9 and 16, and extend this line up to circle 10.
24. Construct a circle centered at the intersection of circle 6 and line 23, passing through the intersection of circle 9 and line 18.
25. Construct a circle centered at the intersection of circle 9 and line 18, passing through the center of circle 24.
26. Draw the connecting line between the intersections of circles 24 and 25, and extend this line up to line 18.
27. Construct a circle centered at the intersection of lines 18 and 26, passing through the intersection of circle 9 and line 18.
28. Construct a circle centered at the intersection of circle 6 and line 23, passing through the intersection of circle 16 and line 18.
29. Construct a circle centered at the intersection of circle 16 and line 18, passing through the center of circle 28.
30. Draw the connecting line between the intersections of circles 28 and 29, and extend this line up to line 18.
31. Construct a circle centered at the intersection of lines 18 and 30, passing through the intersection of circle 16 and line 18.
32. Copy circles 22, 27 and 31, while mirroring with respect to line 17.
33. Create a pattern by removing all parts from circles 22, 27, 31 and 32, outside the area enclosed by circle 6 and line 18, as shown.
34. Construct a "two-points" circle (defined by the two end-points of a centerline) between the upper intersection of circles 10 and 15 and the intersection of circle 6 and line 17.
35. Construct a circle concentric to circle 6, passing through the center of circle 34.
36. Construct a circle tangent to circles 9 and 16, and tangent to circle 6 at the outside, as shown.
37. Copy circle 36 to the upper intersection of circles 10 and 15, and move this circle (copy and delete original) to its own upper intersection with line 17.
38. Construct a circle concentric to circle 6, passing through the center of circle 37.
39. Draw the connecting line between the center of circle 6 and the upper intersection of circles 11 and 14, and extend this line up to circle 15.
40. Copy circle 36 two times, to the intersections of lines 23 and 39 with circle 38.
41. Copy circles 7, 8, 9, 10 and 11 two times, to the lefthand intersection of circle 6 with the horizontal, and to the lower intersection with the vertical centerline.
42. Copy pattern 33, and circles 37 and 40 as a whole three times, while rotating about the center of circle 6 by 90°, 180° and 270°, respectively.
43. Circles 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 35, 37, 40 and 41, and patterns 33 and 42, are used for the final reconstruction.
44. Remove all parts not visible within the formation itself.



High resolution dwf-file
45. Colour all areas corresponding to standing...



High resolution dwf-file
46. ...or to flattened crop, and finish the reconstruction of the Overton Down formation of 18-07-2011.



High resolution dwf-file
47.
Courtesy the Crop Circle Connector 		The final result, matched with the aerial image.
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Copyright © 2011, Zef Damen, The Netherlands
Personal use only, commercial use prohibited.