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 |
|---|---|---|---|
| courave | 3 | 1629 | 569 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.317 | 0.743 | 0.954 | 113.3 | -71 | 207 | 1629 | 1629 | 6686 |
| initial | 0.224 | 0.775 | 0.928 | 93.3 | -52 | 180 | 1281 | 1281 | 5842 |
| SRMFix | 0.273 | 0.825 | 1.009 | 121.3 | -105 | 195 | 1227 | 1227 | 6374 |
| SRM | -0.060 | 1.256 | 1.331 | 246.3 | -399 | 54 | 801 | 569 | 9926 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2008-05-03 | East China Round 1 | 1 | 319 | 959.64 | 1.59 | 207 | 1629 | 6686 | 54 | 569 | 9926 |
| 2 | 2008-05-01 | SRM 400 | 2 | 757 | 611.22 | -0.33 | -62 | 1422 | 9187 | -286 | 515 | 9219 |
| 1 | 2008-04-23 | SRM 399 | 2 | 429 | 382.47 | -0.31 | -71 | 1484 | 8017 | -399 | 801 | 6902 |