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 |
|---|---|---|---|
| Valtin | 1 | 1923 | 1093 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.360 | 0.360 | 0.360 | 85.2 | 85 | 85 | 1285 | 1285 | 7416 |
| initial | 0.426 | 0.426 | 0.426 | 51.3 | 51 | 51 | 1251 | 1251 | 7918 |
| EloSRM | 0.498 | 0.498 | 0.498 | 177.2 | 177 | 177 | 1923 | 1923 | 7294 |
| SRM | -0.591 | 0.591 | 0.591 | 107.0 | -107 | -107 | 1093 | 1093 | 5089 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2012-01-31 | SRM 531 | 2 | 550 | 776.49 | 0.50 | 177 | 1923 | 7294 | -107 | 1093 | 5089 |