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 |
|---|---|---|---|
| sb10 | 2 | 1879 | 914 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.062 | 0.369 | 0.374 | 44.5 | -37 | 52 | 1252 | 1215 | 8923 |
| SRMFix | -0.027 | 0.385 | 0.386 | 76.7 | -68 | 85 | 1285 | 1216 | 8652 |
| EloSRM | 0.031 | 0.460 | 0.461 | 113.9 | -50 | 177 | 1930 | 1879 | 8221 |
| Odd | 0.071 | 0.478 | 0.483 | 119.7 | -40 | 199 | 1748 | 1708 | 8304 |
| SRM | -0.737 | 0.737 | 0.746 | 143.0 | -174 | -112 | 1088 | 914 | 7470 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-03-20 | SRM 538 | 2 | 566 | 545.10 | -0.43 | -50 | 1879 | 8221 | -174 | 914 | 7470 |
| 1 | 2012-03-17 | SRM 537 | 2 | 670 | 941.63 | 0.49 | 177 | 1930 | 7693 | -112 | 1088 | 5391 |