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 |
|---|---|---|---|
| songquande1217 | 1 | 1790 | 1367 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.766 | 0.766 | 0.766 | 167.0 | 167 | 167 | 1367 | 1367 | 2051 |
| SRMFix | 0.928 | 0.928 | 0.928 | 205.9 | 206 | 206 | 1406 | 1406 | 4692 |
| initial | 0.939 | 0.939 | 0.939 | 113.1 | 113 | 113 | 1313 | 1313 | 5450 |
| EloSRM | 0.957 | 0.957 | 0.957 | 234.2 | 234 | 234 | 1790 | 1790 | 5215 |
| Odd | 0.966 | 0.966 | 0.966 | 241.5 | 242 | 242 | 1667 | 1667 | 5342 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2008-05-03 | East China Round 1 | 1 | 382 | 741.75 | 0.96 | 234 | 1790 | 5215 | 167 | 1367 | 2051 |