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 |
|---|---|---|---|
| zhouyichi | 2 | 2025 | 1046 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.392 | 0.392 | 0.394 | 77.6 | 72 | 83 | 1355 | 1355 | 7165 |
| SRM | -0.417 | 0.417 | 0.492 | 77.0 | -117 | -37 | 1083 | 1046 | 5880 |
| EloSRM | 0.437 | 0.437 | 0.442 | 136.1 | 90 | 182 | 2025 | 2025 | 6921 |
| Odd | 0.467 | 0.467 | 0.476 | 147.2 | 90 | 205 | 1844 | 1844 | 7064 |
| initial | 0.510 | 0.510 | 0.517 | 61.4 | 51 | 72 | 1323 | 1323 | 7558 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2012-04-11 | SRM 540 | 2 | 466 | 603.63 | 0.37 | 90 | 2025 | 6921 | -37 | 1046 | 5880 |
| 1 | 2012-03-20 | SRM 538 | 2 | 478 | 676.56 | 0.50 | 182 | 1935 | 7613 | -117 | 1083 | 5401 |