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 |
|---|---|---|---|
| Xlow | 2 | 1395 | 645 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.472 | 0.472 | 0.594 | 67.4 | -120 | -15 | 1410 | 1395 | 8786 |
| SRMFix | -0.477 | 0.477 | 0.601 | 103.9 | -189 | -19 | 1011 | 992 | 9148 |
| initial | -0.509 | 0.509 | 0.606 | 61.3 | -101 | -22 | 1099 | 1077 | 8950 |
| SRM | -0.673 | 0.673 | 0.704 | 277.5 | -419 | -136 | 781 | 645 | 8067 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-12-04 | SRM 380 | 2 | 422 | 450.59 | -0.11 | -15 | 1395 | 8786 | -136 | 645 | 8067 |
| 1 | 2007-10-26 | College Tour Sichuan | 1 | 231 | 141.50 | -0.83 | -120 | 1410 | 7895 | -419 | 781 | 6388 |