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 |
|---|---|---|---|
| shuiyu | 1 | 1643 | 988 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.003 | 0.003 | 0.003 | 30.1 | 30 | 30 | 1643 | 1643 | 7256 |
| Odd | 0.037 | 0.037 | 0.037 | 48.5 | 49 | 49 | 1509 | 1509 | 7356 |
| initial | -0.059 | 0.059 | 0.059 | 7.1 | -7 | -7 | 1193 | 1193 | 7222 |
| SRMFix | -0.108 | 0.108 | 0.108 | 26.4 | -26 | -26 | 1174 | 1174 | 7175 |
| SRM | -0.877 | 0.877 | 0.877 | 212.0 | -212 | -212 | 988 | 988 | 4923 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-06-13 | SRM 442 | 2 | 685 | 686.30 | 0.00 | 30 | 1643 | 7256 | -212 | 988 | 4923 |