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 |
|---|---|---|---|
| ACoder | 2 | 1712 | 625 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.308 | 0.825 | 0.880 | 99.3 | -62 | 136 | 1274 | 1274 | 6087 |
| EloSRM | 0.440 | 0.865 | 0.970 | 193.4 | -106 | 281 | 1712 | 1712 | 6165 |
| SRMFix | 0.365 | 0.933 | 1.002 | 163.4 | -131 | 196 | 1265 | 1265 | 6260 |
| SRM | 0.004 | 1.427 | 1.427 | 287.5 | -522 | -53 | 678 | 625 | 10239 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-05-24 | College Tour Beijing | 1 | 270 | 667.19 | 1.30 | 281 | 1712 | 6165 | -53 | 625 | 10239 |
| 1 | 2007-12-11 | SRM 382 | 2 | 496 | 379.66 | -0.42 | -106 | 1431 | 8462 | -522 | 678 | 7989 |