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 |
|---|---|---|---|
| lydiasky | 2 | 1397 | 666 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.252 | 0.252 | 0.255 | 35.5 | -39 | -32 | 1352 | 1313 | 6601 |
| EloSRM | -0.270 | 0.270 | 0.271 | 46.8 | -49 | -45 | 1442 | 1397 | 6585 |
| SRMFix | -0.356 | 0.356 | 0.357 | 72.6 | -89 | -57 | 1111 | 1055 | 7073 |
| initial | -0.372 | 0.372 | 0.373 | 44.8 | -48 | -42 | 1158 | 1110 | 7096 |
| SRM | -0.895 | 0.895 | 0.908 | 267.0 | -316 | -218 | 884 | 666 | 6763 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-01-25 | SRM 336 | 2 | 399 | 325.63 | -0.29 | -45 | 1397 | 6585 | -218 | 666 | 6763 |
| 1 | 2007-01-17 | SRM 335 | 2 | 381 | 383.25 | -0.25 | -49 | 1442 | 6018 | -316 | 884 | 4958 |