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 |
|---|---|---|---|
| liuruiquan | 2 | 1750 | 508 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.308 | 0.308 | 0.308 | 62.7 | -66 | -59 | 1573 | 1514 | 12102 |
| EloSRM | -0.336 | 0.336 | 0.336 | 73.0 | -81 | -65 | 1815 | 1750 | 11855 |
| SRMFix | -0.413 | 0.413 | 0.414 | 83.6 | -101 | -66 | 1099 | 1033 | 12167 |
| initial | -0.415 | 0.415 | 0.416 | 50.0 | -52 | -48 | 1152 | 1100 | 12018 |
| SRM | -0.995 | 0.995 | 1.029 | 346.0 | -410 | -282 | 790 | 508 | 11971 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2015-02-02 | SRM 648 | 2 | 642 | 518.75 | -0.34 | -65 | 1750 | 11855 | -282 | 508 | 11971 |
| 1 | 2015-01-15 | SRM 646 | 2 | 348 | 310.84 | -0.33 | -81 | 1815 | 10586 | -410 | 790 | 9133 |