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 |
|---|---|---|---|
| songxia86 | 1 | 1874 | 1457 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 1.299 | 1.299 | 1.299 | 257.0 | 257 | 257 | 1457 | 1457 | 1561 |
| SRMFix | 1.461 | 1.461 | 1.461 | 306.2 | 306 | 306 | 1506 | 1506 | 3824 |
| initial | 1.472 | 1.472 | 1.472 | 177.3 | 177 | 177 | 1377 | 1377 | 4718 |
| EloSRM | 1.490 | 1.490 | 1.490 | 317.7 | 318 | 318 | 1874 | 1874 | 4508 |
| # | 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 | 264 | 741.76 | 1.49 | 318 | 1874 | 4508 | 257 | 1457 | 1561 |