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 |
|---|---|---|---|
| b_wind | 2 | 1950 | 1163 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.083 | 0.121 | 0.147 | 24.5 | -43 | 6 | 1206 | 1163 | 3424 |
| SRMFix | 0.483 | 0.483 | 0.656 | 106.3 | 7 | 206 | 1413 | 1413 | 4752 |
| initial | 0.521 | 0.521 | 0.695 | 62.8 | 7 | 118 | 1326 | 1326 | 5457 |
| EloSRM | 0.545 | 0.545 | 0.745 | 165.8 | 21 | 311 | 1950 | 1950 | 4592 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-09-10 | SRM 448 | 1 | 444 | 562.71 | 0.04 | 21 | 1950 | 4592 | -43 | 1163 | 3424 |
| 1 | 2009-07-23 | SRM 445 | 2 | 347 | 719.67 | 1.05 | 311 | 1929 | 4687 | 6 | 1206 | 3063 |