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 |
|---|---|---|---|
| Obviously | 4 | 2236 | 1334 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.870 | 1.369 | 1.955 | 235.5 | -404 | 401 | 1628 | 1334 | 849 |
| SRMFix | 1.135 | 1.573 | 2.312 | 238.9 | -113 | 717 | 1979 | 1930 | 568 |
| initial | 1.410 | 1.621 | 2.338 | 195.1 | -51 | 545 | 1879 | 1879 | 798 |
| EloSRM | 1.210 | 1.625 | 2.383 | 261.5 | -98 | 738 | 2248 | 2236 | 516 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2005-01-27 | SRM 228 | 1 | 85 | 124.40 | 0.55 | 87 | 2236 | 516 | 110 | 1334 | 849 |
| 3 | 2005-01-22 | SRM 227 | 1 | 241 | 134.92 | -0.83 | -98 | 2149 | 637 | -404 | 1224 | 1159 |
| 2 | 2005-01-05 | SRM 226 | 1 | 64 | 89.49 | 0.48 | 122 | 2248 | 478 | 27 | 1628 | 375 |
| 1 | 2004-12-28 | SRM 225 | 2 | 5 | 124.34 | 4.64 | 738 | 2125 | 657 | 401 | 1601 | 403 |