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 |
|---|---|---|---|
| jszwachla | 2 | 1850 | 834 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.208 | 0.618 | 0.652 | 74.4 | -49 | 99 | 1250 | 1250 | 7341 |
| EloSRM | 0.302 | 0.656 | 0.722 | 156.3 | -82 | 230 | 1850 | 1850 | 7120 |
| SRMFix | 0.216 | 0.669 | 0.703 | 122.7 | -106 | 139 | 1234 | 1234 | 7408 |
| SRM | -0.343 | 0.867 | 0.932 | 224.0 | -407 | 41 | 834 | 834 | 7500 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2011-05-28 | SRM 507 | 2 | 487 | 945.97 | 0.96 | 230 | 1850 | 7120 | 41 | 834 | 7500 |
| 1 | 2011-03-19 | SRM 500 | 2 | 851 | 747.31 | -0.35 | -82 | 1620 | 9205 | -407 | 793 | 7807 |