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 |
|---|---|---|---|
| sevenj | 2 | 1523 | 661 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.268 | 0.268 | 0.294 | 36.0 | -62 | -10 | 1457 | 1395 | 9162 |
| EloSRM | -0.291 | 0.291 | 0.308 | 50.0 | -70 | -30 | 1593 | 1523 | 9281 |
| initial | -0.357 | 0.357 | 0.372 | 43.0 | -56 | -30 | 1170 | 1114 | 9800 |
| SRMFix | -0.366 | 0.366 | 0.370 | 71.8 | -73 | -70 | 1127 | 1056 | 9775 |
| SRM | -1.012 | 1.012 | 1.021 | 269.5 | -297 | -242 | 903 | 661 | 8873 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-09-23 | SRM 449 | 2 | 948 | 761.09 | -0.39 | -70 | 1523 | 9281 | -242 | 661 | 8873 |
| 1 | 2009-08-25 | SRM 447 | 2 | 724 | 634.07 | -0.19 | -30 | 1593 | 7730 | -297 | 903 | 6139 |