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 |
|---|---|---|---|
| CRGreathouse | 4 | 1954 | 1185 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.773 | 0.797 | 1.109 | 107.0 | -6 | 225 | 1622 | 1616 | 2292 |
| SRM | 0.420 | 0.801 | 1.006 | 73.8 | -123 | 101 | 1217 | 1185 | 2514 |
| EloSRM | 0.793 | 0.808 | 1.090 | 120.5 | 1 | 188 | 1954 | 1954 | 2399 |
| initial | 0.861 | 0.866 | 1.216 | 104.2 | -1 | 260 | 1616 | 1615 | 2245 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2006-11-02 | SRM 325 | 1 | 289 | 330.30 | -0.03 | 1 | 1954 | 2399 | -32 | 1185 | 2514 |
| 3 | 2006-10-09 | SRM 322 | 2 | 47 | 177.54 | 1.92 | 188 | 1953 | 2331 | 101 | 1217 | 2243 |
| 2 | 2006-09-30 | SRM 320 | 2 | 150 | 298.69 | 0.99 | 177 | 1765 | 3289 | 39 | 1116 | 2869 |
| 1 | 2006-08-29 | SRM 318 | 2 | 238 | 291.35 | 0.29 | 116 | 1588 | 4141 | -123 | 1077 | 2956 |