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Reconstruction of the 2016 Mount Pleasant formation | ||
| 1. |
| Draw a circle. Draw the horizontal and vertical centerlines. |
| 2. |
| Construct the inscribed dodecagon (regular 12-sided polygon) of circle 1, pointing up. Number the angular points clockwise 1 - 12, starting at the top. |
| 3. |
| Draw the line 2-12 (between angular points 2 nrs. 2 and 12). |
| 4. |
| Construct a circle concentric to circle 1, tangent to line 3. |
| 5. |
| Construct the inscribed dodecagon of circle 4, pointing up. Number the angular points clockwise 13 - 24, starting at the top. |
| 6. |
| Draw six lines: 1-23 (between angular point 2 nr. 1 and angular point 5 nr. 23), 3-13, 5-15, 7-17, 9-19, and 11-21. |
| 7. |
| Construct the inscribed hexagon (regular 6-sided polygon) of circle 4, pointing to the right. |
| 8. |
| Draw a line from angular point 13 to the intersection of line 1-23 and the upper lefthand side of hexagon 7. Repeat this five times, for the angular points 15, 17, 19, 21, and 23, to the other corresponding intersections, as shown. |
| 9. |
| Draw six lines: 2-23, 4-13, 6-15, 8-17, 10-19, and 12-21. |
| 10. |
| Draw six lines: 2-18, 4-20, 6-22, 8-24, 10-14, and 12-16. |
| 11. |
| Construct a circle centered at the intersection of the leftmost line 8 and the horizontal centerline, passing through the intersection of lines 11-21 and 6-22. See detail. |
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| 12. |
| Copy circle 11 two times, to angular points 4 and 13. |
| 13. |
| Construct a line parallel to line 4-13, tangent to circles 12 at the lower lefthand sides. Extend this line up to the closest line 8. See detail. |
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| 14. |
| Repeat steps 12 and 13 five times, for the other corresponding pairs of angular points, as shown. |
| 15. |
| Copy circle 11 two times, to angular points 2 and 18. |
| 16. |
| Construct a line parallel to line 2-18, tangent to circles 15 at the lefthand sides. |
| 17. |
| Repeat steps 15 and 16 five times, for the other corresponding pairs of angular points, as shown. |
| 18. |
| Circle 1, and lines 6, 8, 9, 10, 13, 14, 16, and 17, are used for the final reconstruction. |
| 19. |
| Remove all parts not visible within the formation itself. |
| 20. |
| Colour all areas corresponding to standing... |
| 21. |
| ...or to flattened crop, and finish the reconstruction of the 2016 Mount Pleasant formation. |
| 22. |
| The final result, matched with the aerial image. |
| Copyright © 2016, Zef Damen, The Netherlands |