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 |
|---|---|---|---|
| dengjianbo | 3 | 1617 | 652 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.042 | 0.323 | 0.376 | 68.1 | -81 | 123 | 1491 | 1491 | 7673 |
| EloSRM | 0.036 | 0.340 | 0.395 | 75.8 | -96 | 126 | 1617 | 1617 | 7592 |
| initial | -0.057 | 0.360 | 0.387 | 43.4 | -56 | 55 | 1179 | 1179 | 8358 |
| SRMFix | -0.034 | 0.389 | 0.434 | 70.6 | -120 | 71 | 1131 | 1131 | 8827 |
| SRM | -0.439 | 0.733 | 0.883 | 198.0 | -493 | 23 | 707 | 652 | 10195 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-05-12 | SRM 440 | 2 | 515 | 761.52 | 0.56 | 126 | 1617 | 7592 | 23 | 652 | 10195 |
| 2 | 2009-03-11 | SRM 436 | 2 | 469 | 573.77 | -0.08 | -6 | 1491 | 11568 | -78 | 629 | 11467 |
| 1 | 2009-01-21 | SRM 433 | 2 | 734 | 593.76 | -0.38 | -96 | 1497 | 11387 | -493 | 707 | 10836 |