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 |
|---|---|---|---|
| josephperez | 2 | 1453 | 836 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.030 | 0.097 | 0.102 | 31.0 | -12 | 50 | 1465 | 1453 | 5914 |
| Odd | -0.034 | 0.136 | 0.141 | 38.5 | -14 | 63 | 1398 | 1383 | 5860 |
| initial | -0.155 | 0.155 | 0.201 | 18.7 | -34 | -3 | 1197 | 1163 | 5849 |
| SRMFix | -0.187 | 0.187 | 0.208 | 35.3 | -47 | -24 | 1176 | 1129 | 5877 |
| SRM | -0.854 | 0.854 | 0.856 | 182.0 | -192 | -172 | 1008 | 836 | 5383 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-01-25 | SRM 336 | 2 | 345 | 315.96 | -0.13 | -12 | 1453 | 5914 | -172 | 836 | 5383 |
| 1 | 2005-07-12 | SRM 251 | 2 | 156 | 163.44 | 0.07 | 50 | 1465 | 2833 | -192 | 1008 | 2149 |