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 |
|---|---|---|---|
| David_Ctj | 2 | 1372 | 564 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.437 | 0.437 | 0.437 | 77.9 | -79 | -77 | 1449 | 1372 | 10654 |
| Odd | -0.461 | 0.461 | 0.464 | 66.5 | -72 | -61 | 1346 | 1274 | 10646 |
| SRMFix | -0.464 | 0.464 | 0.464 | 92.0 | -105 | -79 | 1095 | 1016 | 10522 |
| initial | -0.517 | 0.517 | 0.523 | 62.3 | -72 | -53 | 1147 | 1075 | 10542 |
| SRM | -0.573 | 0.573 | 0.578 | 318.0 | -325 | -311 | 889 | 564 | 9953 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-05-03 | East China Round 1 | 1 | 1136 | 892.86 | -0.46 | -77 | 1372 | 10654 | -325 | 564 | 9953 |
| 1 | 2007-10-09 | College Tour SRM 370 | 1 | 155 | 134.36 | -0.42 | -79 | 1449 | 6993 | -311 | 889 | 4959 |