| Date (d,m,y) | Contributor | Objective |
|---|---|---|
| 30 - 12 - 2005 | Langford | (0, 241973) |
| 27 - 1 - 2006 | Di Gaspero and Schaerf | (0, 241264) |
| 13 - 3 - 2006 | Langford | (0, 241214) |
| 27 - 3 - 2006 | Di Gaspero and Schaerf | (0, 238581) |
| 28 - 4 - 2006 | Langford | (0, 237428) |
| 10 - 10 - 2006 | Langford | (0, 235930) |
| 30 - 5 - 2007 | Van Hentenryck and Vergados | (0, 231483) |
| 9 - 10 - 2019 | David Van Bulck, Circular TSP complemented with Anagnostopoulos SA algorithm implemented by Luigi Gianni | (0, 260851) |
| Date (d,m,y) | Contributor | Objective |
|---|---|---|
| 15 - 7 - 2006 | Melo, Ribeiro, Urrutia | (0, 223800) |
| 13 - 5 - 2022 | David Van Bulck, Kevin Cheung | (0, 223822) |