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 |
|---|---|---|---|
| bibiancheng | 4 | 1557 | 516 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.222 | 0.222 | 0.247 | 37.9 | -70 | 5 | 1629 | 1557 | 10687 |
| SRMFix | -0.268 | 0.268 | 0.304 | 49.0 | -105 | -7 | 1095 | 1004 | 11007 |
| initial | -0.289 | 0.289 | 0.311 | 34.8 | -46 | -11 | 1154 | 1061 | 10981 |
| SRM | -0.631 | 0.631 | 0.779 | 171.0 | -387 | -17 | 813 | 516 | 10543 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2011-04-16 | Member SRM 503 | 2 | 938 | 862.84 | -0.25 | -29 | 1557 | 10687 | -90 | 516 | 10543 |
| 3 | 2011-03-30 | Member SRM 501 | 2 | 499 | 656.40 | -0.04 | 5 | 1586 | 10049 | -17 | 606 | 9866 |
| 2 | 2011-03-08 | SRM 499 | 2 | 905 | 822.20 | -0.29 | -48 | 1581 | 9923 | -190 | 623 | 9568 |
| 1 | 2011-02-26 | SRM 498 | 2 | 968 | 778.34 | -0.32 | -70 | 1629 | 8976 | -387 | 813 | 7361 |