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 |
|---|---|---|---|
| GeeDee | 2 | 2225 | 1319 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.690 | 1.042 | 1.249 | 165.5 | -106 | 225 | 1425 | 1319 | 2272 |
| SRMFix | 1.283 | 1.316 | 1.838 | 246.6 | -6 | 488 | 1688 | 1682 | 3048 |
| initial | 1.370 | 1.370 | 1.883 | 165.0 | 9 | 320 | 1530 | 1530 | 3864 |
| EloSRM | 1.340 | 1.383 | 1.926 | 289.5 | 0 | 579 | 2225 | 2225 | 2957 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2010-02-13 | Member SRM 461 | 1 | 437 | 522.43 | -0.04 | 0 | 2225 | 2957 | -106 | 1319 | 2272 |
| 1 | 2010-02-06 | SRM 460 | 2 | 111 | 732.84 | 2.72 | 579 | 2224 | 2935 | 225 | 1425 | 1697 |