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 |
|---|---|---|---|
| windabc | 2 | 1966 | 1121 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.219 | 0.826 | 0.854 | 86.5 | -126 | 47 | 1121 | 1121 | 3717 |
| SRMFix | 0.836 | 0.836 | 1.037 | 134.2 | 53 | 215 | 1468 | 1468 | 4309 |
| EloSRM | 0.865 | 0.865 | 1.012 | 178.8 | 131 | 226 | 1966 | 1966 | 4414 |
| initial | 0.920 | 0.920 | 1.121 | 110.8 | 34 | 188 | 1422 | 1422 | 4606 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-06-13 | SRM 442 | 2 | 210 | 550.39 | 1.39 | 226 | 1966 | 4414 | 47 | 1121 | 3717 |
| 1 | 2009-05-12 | SRM 440 | 2 | 519 | 656.90 | 0.34 | 131 | 1739 | 6413 | -126 | 1074 | 4642 |