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 |
|---|---|---|---|
| ffxiangyu | 2 | 1575 | 659 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | -0.193 | 0.273 | 0.334 | 32.9 | -56 | 10 | 1153 | 1153 | 9490 |
| Odd | -0.065 | 0.279 | 0.286 | 80.2 | -81 | 80 | 1447 | 1447 | 8360 |
| EloSRM | -0.079 | 0.299 | 0.310 | 86.9 | -96 | 78 | 1575 | 1575 | 8346 |
| SRMFix | -0.178 | 0.338 | 0.382 | 73.6 | -120 | 27 | 1108 | 1108 | 9581 |
| SRM | -0.728 | 0.728 | 1.009 | 270.5 | -493 | -48 | 707 | 659 | 10093 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-12 | SRM 440 | 2 | 650 | 757.03 | 0.22 | 78 | 1575 | 8346 | -48 | 659 | 10093 |
| 1 | 2009-01-21 | SRM 433 | 2 | 734 | 593.76 | -0.38 | -96 | 1497 | 11387 | -493 | 707 | 10836 |