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 |
|---|---|---|---|
| shachi | 2 | 1801 | 909 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.303 | 0.597 | 0.670 | 71.9 | -35 | 108 | 1273 | 1273 | 5948 |
| EloSRM | 0.371 | 0.604 | 0.709 | 120.9 | -43 | 199 | 1801 | 1801 | 5928 |
| SRMFix | 0.298 | 0.654 | 0.718 | 116.6 | -84 | 149 | 1265 | 1265 | 6022 |
| SRM | -0.351 | 0.873 | 0.941 | 176.5 | -322 | 31 | 909 | 909 | 5733 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-02-13 | Member SRM 461 | 2 | 405 | 797.09 | 0.98 | 199 | 1801 | 5928 | 31 | 909 | 5733 |
| 1 | 2010-02-06 | SRM 460 | 2 | 861 | 732.84 | -0.23 | -43 | 1603 | 7735 | -322 | 878 | 6022 |