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 |
|---|---|---|---|
| alfas | 4 | 1756 | 651 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.092 | 0.273 | 0.289 | 40.8 | -48 | 76 | 1785 | 1756 | 9710 |
| initial | -0.125 | 0.284 | 0.291 | 34.2 | -41 | 38 | 1178 | 1140 | 11209 |
| SRMFix | -0.123 | 0.307 | 0.311 | 49.8 | -60 | 50 | 1140 | 1101 | 10641 |
| SRM | -0.564 | 0.617 | 0.743 | 137.2 | -289 | -14 | 911 | 651 | 10885 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-08-04 | SRM 551 | 2 | 797 | 733.33 | -0.30 | -28 | 1756 | 9710 | -80 | 651 | 10885 |
| 3 | 2012-07-21 | SRM 550 | 2 | 696 | 894.47 | 0.36 | 76 | 1785 | 9298 | -14 | 731 | 10127 |
| 2 | 2012-07-09 | SRM 549 | 2 | 506 | 477.16 | -0.31 | -48 | 1709 | 10425 | -166 | 745 | 9993 |
| 1 | 2012-07-02 | SRM 548 | 2 | 506 | 467.43 | -0.11 | -11 | 1757 | 9635 | -289 | 911 | 7369 |