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 |
|---|---|---|---|
| ----ensist---- | 4 | 1980 | 856 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.183 | 0.634 | 0.727 | 76.4 | -69 | 148 | 1357 | 1288 | 7738 |
| SRMFix | 0.105 | 0.663 | 0.736 | 95.7 | -83 | 149 | 1347 | 1276 | 7809 |
| EloSRM | 0.081 | 0.698 | 0.740 | 110.1 | -68 | 166 | 2029 | 1980 | 7318 |
| SRM | -0.357 | 0.778 | 0.797 | 112.0 | -170 | 52 | 1099 | 856 | 8271 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2012-09-13 | SRM 556 | 2 | 484 | 371.62 | -0.67 | -49 | 1980 | 7318 | -125 | 856 | 8271 |
| 3 | 2012-09-07 | SRM 555 | 2 | 254 | 545.30 | 1.10 | 158 | 2029 | 6940 | 52 | 981 | 6563 |
| 2 | 2012-08-22 | SRM 553 | 2 | 610 | 412.87 | -0.56 | -68 | 1871 | 8375 | -170 | 929 | 7138 |
| 1 | 2012-08-16 | SRM 552 | 2 | 385 | 528.18 | 0.46 | 166 | 1939 | 7621 | -101 | 1099 | 5029 |