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 |
|---|---|---|---|
| Arabs | 1 | 1825 | 961 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.054 | 0.054 | 0.054 | 12.7 | 13 | 13 | 1824 | 1824 | 9273 |
| initial | -0.106 | 0.106 | 0.106 | 12.8 | -13 | -13 | 1187 | 1187 | 9403 |
| SRMFix | -0.176 | 0.176 | 0.176 | 42.5 | -42 | -42 | 1158 | 1158 | 9399 |
| SRM | -1.089 | 1.089 | 1.089 | 239.0 | -239 | -239 | 961 | 961 | 6701 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2013-05-18 | SRM 579 | 2 | 750 | 722.68 | -0.05 | 13 | 1824 | 9273 | -239 | 961 | 6701 |