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 |
|---|---|---|---|
| naps000 | 1 | 1684 | 1011 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.046 | 0.046 | 0.046 | 11.2 | 11 | 11 | 1211 | 1211 | 7324 |
| initial | 0.114 | 0.114 | 0.114 | 13.7 | 14 | 14 | 1214 | 1214 | 7484 |
| EloSRM | 0.189 | 0.189 | 0.189 | 89.0 | 89 | 89 | 1684 | 1684 | 7327 |
| Odd | 0.231 | 0.231 | 0.231 | 106.6 | 107 | 107 | 1556 | 1556 | 7436 |
| SRM | -0.911 | 0.911 | 0.911 | 189.0 | -189 | -189 | 1011 | 1011 | 6371 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-02-07 | SRM 434 | 2 | 561 | 639.47 | 0.19 | 89 | 1684 | 7327 | -189 | 1011 | 6371 |