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 |
|---|---|---|---|
| zhengdaqi | 1 | 1608 | 1038 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.067 | 0.067 | 0.067 | 16.4 | 16 | 16 | 1216 | 1216 | 4968 |
| initial | 0.120 | 0.120 | 0.120 | 14.4 | 14 | 14 | 1214 | 1214 | 5090 |
| EloSRM | 0.225 | 0.225 | 0.225 | 98.6 | 99 | 99 | 1608 | 1608 | 4952 |
| Odd | 0.260 | 0.260 | 0.260 | 113.6 | 114 | 114 | 1509 | 1509 | 5074 |
| SRM | -0.754 | 0.754 | 0.754 | 162.0 | -162 | -162 | 1038 | 1038 | 3599 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-05-29 | SRM 351 | 2 | 391 | 456.85 | 0.22 | 99 | 1608 | 4952 | -162 | 1038 | 3599 |