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 |
|---|---|---|---|
| xieqin | 1 | 1556 | 931 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.057 | 0.057 | 0.057 | 8.5 | 9 | 9 | 1556 | 1556 | 6990 |
| initial | -0.134 | 0.134 | 0.134 | 16.1 | -16 | -16 | 1184 | 1184 | 6912 |
| SRMFix | -0.201 | 0.201 | 0.201 | 48.5 | -48 | -48 | 1152 | 1152 | 7010 |
| SRM | -1.064 | 1.064 | 1.064 | 269.0 | -269 | -269 | 931 | 931 | 5509 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2008-02-26 | SRM 391 | 2 | 452 | 434.35 | -0.06 | 9 | 1556 | 6990 | -269 | 931 | 5509 |