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 |
|---|---|---|---|
| raghabha | 1 | 1723 | 1045 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.172 | 0.172 | 0.172 | 41.6 | 42 | 42 | 1242 | 1242 | 6999 |
| initial | 0.240 | 0.240 | 0.240 | 28.9 | 29 | 29 | 1229 | 1229 | 7269 |
| EloSRM | 0.315 | 0.315 | 0.315 | 127.5 | 128 | 128 | 1723 | 1723 | 6893 |
| SRM | -0.785 | 0.785 | 0.785 | 155.0 | -155 | -155 | 1045 | 1045 | 5847 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-02-07 | SRM 434 | 2 | 514 | 639.49 | 0.32 | 128 | 1723 | 6893 | -155 | 1045 | 5847 |