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 |
|---|---|---|---|
| zz3599 | 2 | 1916 | 875 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.141 | 0.453 | 0.475 | 54.6 | -38 | 72 | 1234 | 1234 | 8584 |
| Odd | 0.247 | 0.476 | 0.537 | 120.2 | -41 | 199 | 1723 | 1723 | 8372 |
| EloSRM | 0.228 | 0.486 | 0.537 | 125.0 | -56 | 194 | 1916 | 1916 | 8203 |
| SRMFix | 0.146 | 0.493 | 0.514 | 93.0 | -82 | 104 | 1221 | 1221 | 8608 |
| SRM | -0.402 | 0.630 | 0.747 | 169.5 | -332 | 7 | 875 | 875 | 8163 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2013-02-06 | SRM 569 | 2 | 348 | 570.79 | 0.71 | 194 | 1916 | 8203 | 7 | 875 | 8163 |
| 1 | 2012-09-13 | SRM 556 | 2 | 484 | 493.96 | -0.26 | -56 | 1722 | 10368 | -332 | 868 | 8049 |