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 |
|---|---|---|---|
| acommasplice | 3 | 1730 | 1010 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.322 | 0.394 | 0.445 | 62.5 | -26 | 97 | 1335 | 1335 | 4012 |
| SRM | -0.114 | 0.401 | 0.481 | 70.0 | -174 | 10 | 1026 | 1010 | 3944 |
| Odd | 0.405 | 0.405 | 0.469 | 110.5 | 61 | 139 | 1647 | 1647 | 3980 |
| initial | 0.361 | 0.422 | 0.483 | 50.9 | -11 | 72 | 1331 | 1331 | 3912 |
| EloSRM | 0.435 | 0.435 | 0.522 | 116.1 | 41 | 171 | 1730 | 1730 | 3938 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2007-02-03 | SRM 337 | 2 | 238 | 383.09 | 0.69 | 171 | 1730 | 3938 | 10 | 1010 | 3944 |
| 2 | 2005-02-19 | SRM 231 | 2 | 125 | 187.62 | 0.59 | 137 | 1559 | 2164 | -26 | 1000 | 2035 |
| 1 | 2004-11-23 | SRM 220 | 2 | 127 | 129.89 | 0.03 | 41 | 1423 | 2522 | -174 | 1026 | 1870 |