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 |
|---|---|---|---|
| sergiomlopez | 4 | 1663 | 682 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.083 | 0.314 | 0.365 | 37.8 | -55 | 56 | 1256 | 1160 | 9357 |
| SRMFix | -0.146 | 0.350 | 0.396 | 58.7 | -74 | 96 | 1296 | 1158 | 8204 |
| EloSRM | -0.140 | 0.418 | 0.468 | 82.9 | -61 | 205 | 1790 | 1663 | 7217 |
| Odd | -0.132 | 0.428 | 0.481 | 82.4 | -56 | 217 | 1660 | 1547 | 7173 |
| SRM | -0.583 | 0.583 | 0.622 | 129.5 | -188 | -105 | 1091 | 682 | 9913 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-05-12 | SRM 440 | 2 | 728 | 554.81 | -0.58 | -60 | 1663 | 7217 | -116 | 682 | 9913 |
| 3 | 2009-02-24 | TCO09 Qual 1 | 1 | 1120 | 1,073.97 | -0.06 | -6 | 1723 | 6657 | -105 | 798 | 9341 |
| 2 | 2008-12-20 | SRM 430 | 2 | 484 | 440.31 | -0.47 | -61 | 1729 | 6840 | -188 | 903 | 8287 |
| 1 | 2008-11-25 | SRM 427 | 2 | 318 | 467.38 | 0.56 | 205 | 1790 | 6052 | -109 | 1091 | 5483 |