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 |
|---|---|---|---|
| radish | 4 | 1907 | 1051 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.555 | 0.555 | 0.915 | 112.0 | 38 | 287 | 1907 | 1907 | 4890 |
| initial | 0.492 | 0.556 | 0.908 | 67.0 | -13 | 215 | 1440 | 1437 | 4486 |
| SRMFix | 0.417 | 0.558 | 0.914 | 82.6 | -35 | 259 | 1444 | 1427 | 4641 |
| SRM | 0.120 | 0.657 | 0.826 | 86.2 | -206 | 98 | 1092 | 1051 | 4311 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-07-08 | SRM 444 | 2 | 394 | 446.83 | 0.18 | 63 | 1907 | 4890 | -35 | 1051 | 4311 |
| 3 | 2007-03-10 | SRM 341 | 2 | 228 | 261.57 | 0.20 | 60 | 1844 | 3115 | -6 | 1086 | 3163 |
| 2 | 2006-06-14 | SRM 307 | 2 | 54 | 189.30 | 1.81 | 287 | 1785 | 2926 | 98 | 1092 | 2860 |
| 1 | 2006-05-31 | SRM 305 | 2 | 205 | 209.20 | 0.03 | 38 | 1497 | 4674 | -206 | 994 | 3620 |