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 |
|---|---|---|---|
| Ivan[M] | 2 | 1606 | 822 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.081 | 0.338 | 0.348 | 40.7 | -50 | 31 | 1231 | 1180 | 6733 |
| SRMFix | -0.152 | 0.351 | 0.383 | 65.4 | -83 | 48 | 1248 | 1165 | 6574 |
| EloSRM | -0.066 | 0.422 | 0.427 | 104.9 | -70 | 140 | 1676 | 1606 | 6228 |
| SRM | -0.902 | 0.902 | 0.921 | 189.0 | -237 | -141 | 1059 | 822 | 6583 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2007-12-13 | SRM 383 | 2 | 367 | 288.05 | -0.49 | -70 | 1606 | 6228 | -237 | 822 | 6583 |
| 1 | 2007-12-08 | SRM 381 | 2 | 438 | 560.57 | 0.36 | 140 | 1676 | 5572 | -141 | 1059 | 4241 |