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 |
|---|---|---|---|
| liushiyi_ha | 2 | 1970 | 1144 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.517 | 0.786 | 0.941 | 58.0 | -86 | 30 | 1144 | 1144 | 3597 |
| initial | 0.873 | 0.987 | 1.318 | 118.9 | -14 | 224 | 1410 | 1410 | 4701 |
| SRMFix | 0.870 | 0.993 | 1.320 | 147.4 | -30 | 265 | 1435 | 1435 | 4595 |
| EloSRM | 0.941 | 1.038 | 1.401 | 206.6 | 11 | 402 | 1970 | 1970 | 4366 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-27 | SRM 441 | 2 | 189 | 744.94 | 1.98 | 402 | 1970 | 4366 | 30 | 1144 | 3597 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 455 | 741.55 | -0.10 | 11 | 1568 | 7254 | -86 | 1114 | 3934 |