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 |
|---|---|---|---|
| Zwak | 2 | 1698 | 712 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.192 | 0.206 | 0.282 | 24.9 | -48 | 2 | 1154 | 1154 | 9858 |
| EloSRM | -0.100 | 0.226 | 0.247 | 62.5 | -77 | 48 | 1698 | 1698 | 9393 |
| SRMFix | -0.185 | 0.254 | 0.315 | 57.5 | -103 | 12 | 1109 | 1109 | 9836 |
| SRM | -0.753 | 0.753 | 0.899 | 244.0 | -409 | -79 | 791 | 712 | 9823 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-10-04 | SRM 520 | 2 | 827 | 902.04 | 0.12 | 48 | 1698 | 9393 | -79 | 712 | 9823 |
| 1 | 2011-09-14 | SRM 518 | 2 | 913 | 809.45 | -0.33 | -77 | 1650 | 10108 | -409 | 791 | 8727 |