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 |
|---|---|---|---|
| liulanggou | 2 | 1646 | 756 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.229 | 0.229 | 0.312 | 27.6 | -53 | -2 | 1198 | 1145 | 8369 |
| EloSRM | -0.198 | 0.251 | 0.320 | 55.4 | -66 | 45 | 1712 | 1646 | 7539 |
| SRMFix | -0.267 | 0.267 | 0.327 | 47.4 | -75 | -19 | 1181 | 1105 | 7986 |
| SRM | -0.939 | 0.939 | 0.941 | 222.0 | -226 | -218 | 974 | 756 | 7385 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-07-28 | SRM 477 | 2 | 770 | 647.25 | -0.45 | -66 | 1646 | 7539 | -218 | 756 | 7385 |
| 1 | 2010-07-06 | SRM 475 | 2 | 531 | 550.68 | 0.05 | 45 | 1712 | 6861 | -226 | 974 | 4935 |