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 |
|---|---|---|---|
| chenzhiyu | 2 | 1649 | 647 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.217 | 0.217 | 0.285 | 52.2 | -96 | 8 | 1649 | 1649 | 10468 |
| SRMFix | -0.300 | 0.300 | 0.370 | 67.3 | -120 | -14 | 1080 | 1065 | 11288 |
| initial | -0.308 | 0.308 | 0.347 | 37.1 | -56 | -18 | 1144 | 1126 | 11189 |
| SRM | -0.856 | 0.856 | 0.980 | 276.5 | -450 | -103 | 750 | 647 | 10620 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-12-23 | SRM 526.5 | 2 | 613 | 599.86 | -0.03 | 8 | 1649 | 10468 | -103 | 647 | 10620 |
| 1 | 2011-11-29 | SRM 525 | 2 | 961 | 788.39 | -0.40 | -96 | 1641 | 10668 | -450 | 750 | 9539 |