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 |
|---|---|---|---|
| pro42 | 4 | 1647 | 520 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.173 | 0.197 | 0.281 | 45.6 | -114 | 20 | 1647 | 1647 | 10851 |
| SRMFix | -0.237 | 0.247 | 0.354 | 53.9 | -138 | 2 | 1062 | 1042 | 11902 |
| initial | -0.268 | 0.268 | 0.336 | 32.3 | -65 | -7 | 1135 | 1103 | 11831 |
| SRM | -0.607 | 0.607 | 0.861 | 226.7 | -537 | -37 | 663 | 520 | 11820 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-03-07 | SRM 536 | 2 | 1091 | ||||||||
| 3 | 2012-02-09 | SRM 532 | 2 | 941 | 964.29 | 0.04 | 20 | 1647 | 10851 | -37 | 520 | 11820 |
| 2 | 2012-01-31 | SRM 531 | 2 | 938 | 892.09 | -0.07 | -3 | 1627 | 11338 | -106 | 557 | 11493 |
| 1 | 2012-01-14 | SRM 529 | 2 | 1106 | 831.68 | -0.48 | -114 | 1630 | 11180 | -537 | 663 | 10581 |