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 |
|---|---|---|---|
| sun_yanteng | 2 | 1625 | 533 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.149 | 0.555 | 0.575 | 66.8 | -85 | 49 | 1164 | 1164 | 8207 |
| Odd | -0.037 | 0.584 | 0.585 | 138.0 | -125 | 151 | 1485 | 1485 | 7586 |
| EloSRM | -0.057 | 0.595 | 0.597 | 143.0 | -136 | 150 | 1625 | 1625 | 7427 |
| SRMFix | -0.120 | 0.628 | 0.639 | 126.4 | -169 | 84 | 1114 | 1114 | 8542 |
| SRM | -0.417 | 0.933 | 1.022 | 413.5 | -747 | 80 | 533 | 533 | 9792 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-07-08 | SRM 444 | 2 | 548 | 795.80 | 0.54 | 150 | 1625 | 7427 | 80 | 533 | 9792 |
| 1 | 2009-05-27 | SRM 441 | 2 | 1088 | 693.38 | -0.65 | -136 | 1474 | 10183 | -747 | 453 | 10480 |