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 |
|---|---|---|---|
| GuHao | 2 | 1532 | 836 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.135 | 0.135 | 0.168 | 20.5 | -22 | 19 | 1532 | 1532 | 8214 |
| Odd | -0.143 | 0.143 | 0.166 | 15.8 | -10 | 22 | 1424 | 1424 | 8256 |
| SRMFix | -0.145 | 0.145 | 0.185 | 33.8 | -62 | -6 | 1138 | 1132 | 8361 |
| initial | -0.159 | 0.159 | 0.183 | 19.2 | -30 | -8 | 1170 | 1162 | 8521 |
| SRM | -0.284 | 0.284 | 0.312 | 182.0 | -226 | -138 | 1062 | 836 | 7307 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-05-03 | East China Round 1 | 1 | 455 | 773.28 | -0.04 | 19 | 1532 | 8214 | -226 | 836 | 7307 |
| 1 | 2007-12-04 | College Tour SRM 380 | 1 | 128 | 136.88 | -0.23 | -22 | 1513 | 7018 | -138 | 1062 | 4083 |