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 |
|---|---|---|---|
| xiaoyaobird | 2 | 1633 | 838 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.061 | 0.200 | 0.209 | 24.1 | -31 | 17 | 1185 | 1185 | 7895 |
| SRMFix | -0.053 | 0.215 | 0.221 | 45.9 | -64 | 28 | 1164 | 1164 | 7906 |
| EloSRM | 0.013 | 0.236 | 0.236 | 62.7 | -40 | 85 | 1633 | 1633 | 7469 |
| SRM | -0.469 | 0.469 | 0.499 | 181.0 | -268 | -94 | 932 | 838 | 8232 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-12 | SRM 440 | 2 | 601 | 713.91 | 0.25 | 85 | 1633 | 7469 | -94 | 838 | 8232 |
| 1 | 2008-12-12 | TC China 08 - 1E | 1 | 221 | 247.67 | -0.22 | -40 | 1547 | 9868 | -268 | 932 | 7850 |