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 |
|---|---|---|---|
| knuthy | 2 | 1645 | 831 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.061 | 0.309 | 0.314 | 37.2 | -44 | 30 | 1230 | 1185 | 8909 |
| SRMFix | -0.129 | 0.317 | 0.342 | 59.7 | -74 | 46 | 1246 | 1172 | 8138 |
| EloSRM | -0.051 | 0.386 | 0.389 | 102.5 | -68 | 137 | 1713 | 1645 | 7672 |
| Odd | -0.029 | 0.400 | 0.401 | 106.6 | -60 | 153 | 1591 | 1531 | 7662 |
| SRM | -0.881 | 0.881 | 0.885 | 184.5 | -210 | -159 | 1041 | 831 | 9095 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-12-11 | SRM 429 | 2 | 603 | 506.80 | -0.44 | -68 | 1645 | 7672 | -210 | 831 | 9095 |
| 1 | 2008-09-24 | SRM 419 | 2 | 317 | 399.84 | 0.34 | 137 | 1713 | 6848 | -159 | 1041 | 6304 |