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 |
|---|---|---|---|
| Sparr | 4 | 1974 | 1246 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.541 | 0.747 | 1.162 | 71.0 | -69 | 117 | 1296 | 1246 | 1475 |
| EloSRM | 0.821 | 0.856 | 1.169 | 137.7 | -5 | 313 | 1978 | 1974 | 1457 |
| Odd | 0.839 | 0.879 | 1.201 | 138.7 | -6 | 326 | 1895 | 1889 | 1482 |
| SRMFix | 0.830 | 0.883 | 1.230 | 129.0 | -13 | 251 | 1703 | 1690 | 1410 |
| initial | 0.985 | 1.004 | 1.451 | 120.8 | -4 | 325 | 1679 | 1674 | 1445 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2005-12-08 | SRM 276 | 1 | 273 | 307.89 | -0.07 | -5 | 1974 | 1457 | -50 | 1246 | 1475 |
| 3 | 2005-11-30 | SRM 275 | 2 | 22 | 89.92 | 2.03 | 166 | 1978 | 1419 | 117 | 1296 | 1235 |
| 2 | 2005-11-23 | SRM 274 | 1 | 203 | 230.52 | 0.18 | 67 | 1812 | 1942 | -69 | 1179 | 1773 |
| 1 | 2005-11-19 | SRM 272 | 2 | 132 | 291.56 | 1.14 | 313 | 1745 | 2176 | 48 | 1248 | 1414 |