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 |
|---|---|---|---|
| contravariance | 2 | 1764 | 964 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.036 | 0.361 | 0.363 | 169.0 | -287 | 51 | 1251 | 964 | 3642 |
| SRMFix | 0.501 | 0.572 | 0.761 | 123.4 | -12 | 234 | 1434 | 1422 | 2811 |
| initial | 0.543 | 0.574 | 0.790 | 69.1 | -4 | 134 | 1334 | 1331 | 3190 |
| EloSRM | 0.581 | 0.654 | 0.875 | 174.4 | -18 | 330 | 1782 | 1764 | 2856 |
| Odd | 0.598 | 0.675 | 0.901 | 180.8 | -20 | 341 | 1700 | 1680 | 2916 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2006-05-09 | SRM 301 | 1 | 337 | 321.94 | -0.07 | -18 | 1764 | 2856 | -287 | 964 | 3642 |
| 1 | 2006-04-11 | SRM 298 | 2 | 135 | 317.68 | 1.24 | 330 | 1782 | 2700 | 51 | 1251 | 1805 |