3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| leospidian | 2 | 1787 | 965 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.155 | 0.501 | 0.524 | 60.3 | -42 | 79 | 1279 | 1237 | 6486 |
| SRMFix | 0.001 | 0.603 | 0.603 | 118.4 | -98 | 139 | 1339 | 1241 | 6395 |
| SRM | -0.694 | 0.694 | 0.779 | 117.5 | -175 | -60 | 1140 | 965 | 5273 |
| EloSRM | 0.022 | 0.714 | 0.715 | 162.3 | -82 | 243 | 1869 | 1787 | 6038 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-11-05 | SRM 452 | 2 | 678 | 419.64 | -0.69 | -82 | 1787 | 6038 | -175 | 965 | 5273 |
| 1 | 2009-09-23 | SRM 449 | 2 | 449 | 748.26 | 0.74 | 243 | 1869 | 5254 | -60 | 1140 | 3605 |