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 |
|---|---|---|---|
| denglufei | 2 | 1811 | 1008 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.353 | 0.353 | 0.428 | 62.0 | 27 | 97 | 1324 | 1324 | 6080 |
| initial | 0.420 | 0.420 | 0.490 | 50.6 | 20 | 81 | 1301 | 1301 | 6135 |
| SRM | -0.422 | 0.422 | 0.595 | 96.0 | -173 | -19 | 1027 | 1008 | 6869 |
| EloSRM | 0.427 | 0.427 | 0.457 | 121.1 | 114 | 129 | 1811 | 1811 | 5671 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-08-06 | SRM 413 | 2 | 303 | 456.39 | 0.59 | 129 | 1811 | 5671 | -19 | 1008 | 6869 |
| 1 | 2008-07-31 | SRM 412 | 2 | 490 | 588.12 | 0.26 | 114 | 1682 | 7045 | -173 | 1027 | 6438 |