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 |
|---|---|---|---|
| Rion | 2 | 1602 | 784 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.110 | 0.206 | 0.233 | 24.8 | -38 | 12 | 1174 | 1174 | 9269 |
| Odd | -0.014 | 0.213 | 0.213 | 49.9 | -38 | 62 | 1474 | 1474 | 8036 |
| EloSRM | -0.033 | 0.224 | 0.226 | 58.1 | -55 | 62 | 1602 | 1602 | 8252 |
| SRMFix | -0.117 | 0.247 | 0.274 | 54.3 | -86 | 22 | 1136 | 1136 | 9427 |
| SRM | -0.708 | 0.708 | 0.807 | 208.0 | -339 | -77 | 861 | 784 | 9729 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-02-12 | SRM 435 | 2 | 429 | 489.78 | 0.19 | 62 | 1602 | 8252 | -77 | 784 | 9729 |
| 1 | 2009-02-07 | SRM 434 | 2 | 615 | 619.09 | -0.26 | -55 | 1541 | 10118 | -339 | 861 | 8790 |