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 |
|---|---|---|---|
| sudoku | 3 | 1848 | 1181 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.327 | 0.619 | 0.797 | 63.0 | -88 | 85 | 1197 | 1181 | 2169 |
| SRMFix | 0.609 | 0.756 | 1.045 | 116.8 | -31 | 255 | 1520 | 1489 | 2419 |
| EloSRM | 0.656 | 0.772 | 1.036 | 132.7 | 3 | 249 | 1848 | 1848 | 2339 |
| Odd | 0.686 | 0.773 | 1.047 | 138.8 | 15 | 243 | 1774 | 1774 | 2343 |
| initial | 0.783 | 0.783 | 1.114 | 94.2 | 17 | 229 | 1483 | 1483 | 2290 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2006-04-06 | SRM 297 | 2 | 108 | 95.76 | -0.17 | 3 | 1848 | 2339 | -16 | 1181 | 2169 |
| 2 | 2006-03-29 | SRM 295 | 2 | 70 | 234.04 | 1.74 | 249 | 1845 | 2324 | 85 | 1197 | 2025 |
| 1 | 2006-03-25 | SRM 294 | 2 | 303 | 399.83 | 0.40 | 146 | 1595 | 3568 | -88 | 1112 | 2475 |