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 |
|---|---|---|---|
| alexerm | 4 | 1822 | 872 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.317 | 0.399 | 0.592 | 48.0 | -20 | 137 | 1353 | 1353 | 5512 |
| SRMFix | 0.288 | 0.412 | 0.590 | 51.5 | -34 | 123 | 1314 | 1314 | 6120 |
| EloSRM | 0.316 | 0.413 | 0.564 | 71.7 | -22 | 138 | 1822 | 1822 | 5701 |
| Odd | 0.326 | 0.418 | 0.561 | 73.2 | -14 | 134 | 1704 | 1704 | 5714 |
| SRM | -0.260 | 0.710 | 0.785 | 114.0 | -221 | 64 | 979 | 872 | 8610 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2008-12-11 | SRM 429 | 2 | 246 | 515.75 | 1.07 | 138 | 1822 | 5701 | 64 | 872 | 8610 |
| 3 | 2008-11-22 | SRM 426 | 2 | 469 | 572.62 | 0.29 | 65 | 1684 | 7130 | -20 | 808 | 9156 |
| 2 | 2008-10-28 | SRM 423 | 2 | 426 | 372.53 | -0.19 | -22 | 1619 | 7675 | -151 | 828 | 9016 |
| 1 | 2008-10-18 | SRM 422 | 2 | 632 | 678.20 | 0.10 | 61 | 1641 | 7529 | -221 | 979 | 7417 |