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 |
|---|---|---|---|
| liuxiufeng | 2 | 1682 | 719 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.227 | 0.229 | 0.323 | 27.6 | -55 | 0 | 1145 | 1145 | 10152 |
| EloSRM | -0.137 | 0.249 | 0.285 | 63.2 | -82 | 44 | 1682 | 1682 | 9344 |
| SRMFix | -0.213 | 0.284 | 0.355 | 64.0 | -116 | 12 | 1097 | 1097 | 9912 |
| SRM | -0.737 | 0.737 | 0.865 | 240.5 | -407 | -74 | 793 | 719 | 9520 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-08-09 | SRM 514 | 2 | 631 | 681.85 | 0.11 | 44 | 1682 | 9344 | -74 | 719 | 9520 |
| 1 | 2011-07-26 | SRM 513 | 2 | 994 | 873.47 | -0.39 | -82 | 1638 | 10057 | -407 | 793 | 8452 |