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 |
|---|---|---|---|
| q__w | 4 | 1667 | 426 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.200 | 0.360 | 0.363 | 70.1 | -92 | 83 | 1716 | 1667 | 12056 |
| initial | -0.280 | 0.380 | 0.394 | 45.7 | -56 | 24 | 1144 | 1065 | 12756 |
| SRMFix | -0.245 | 0.382 | 0.392 | 65.5 | -121 | 38 | 1079 | 1013 | 12707 |
| SRM | -0.593 | 0.647 | 0.794 | 194.0 | -409 | 1 | 791 | 426 | 12849 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2013-02-19 | SRM 571 | 2 | 1224 | 944.80 | -0.40 | -49 | 1667 | 12056 | -178 | 426 | 12849 |
| 3 | 2013-02-13 | SRM 570 | 2 | 678 | 845.79 | 0.32 | 83 | 1716 | 10975 | 1 | 604 | 11670 |
| 2 | 2013-01-12 | SRM 566 | 2 | 993 | 877.03 | -0.30 | -56 | 1633 | 12267 | -188 | 603 | 11527 |
| 1 | 2012-10-10 | SRM 557 | 2 | 976 | 732.45 | -0.41 | -92 | 1689 | 11018 | -409 | 791 | 9259 |