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 |
|---|---|---|---|
| cftang | 4 | 1651 | 602 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.023 | 0.523 | 0.541 | 63.0 | -72 | 82 | 1189 | 1189 | 7793 |
| EloSRM | 0.135 | 0.539 | 0.582 | 136.4 | -106 | 277 | 1651 | 1651 | 7330 |
| SRMFix | 0.039 | 0.543 | 0.563 | 87.1 | -144 | 84 | 1133 | 1133 | 8791 |
| SRM | -0.203 | 0.754 | 0.825 | 196.0 | -462 | 57 | 738 | 602 | 10576 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-05-12 | SRM 440 | 2 | 450 | 843.03 | 0.91 | 277 | 1651 | 7330 | 57 | 602 | 10576 |
| 3 | 2006-03-17 | SRM 293 | 2 | 288 | 391.20 | 0.44 | 102 | 1373 | 5179 | 36 | 545 | 6016 |
| 2 | 2006-02-14 | SRM 289 | 2 | 329 | 267.40 | -0.32 | -60 | 1271 | 5646 | -229 | 509 | 5586 |
| 1 | 2005-12-28 | SRM 280 | 2 | 324 | 245.45 | -0.49 | -106 | 1331 | 4906 | -462 | 738 | 4529 |