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 |
|---|---|---|---|
| shifenghdu | 3 | 1634 | 746 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.032 | 0.051 | 0.064 | 15.1 | 4 | 22 | 1506 | 1506 | 7369 |
| EloSRM | -0.041 | 0.066 | 0.084 | 16.5 | -14 | 22 | 1634 | 1634 | 7312 |
| initial | -0.083 | 0.102 | 0.126 | 12.3 | -24 | 4 | 1176 | 1170 | 7768 |
| SRMFix | -0.081 | 0.117 | 0.150 | 25.3 | -60 | 8 | 1140 | 1140 | 7706 |
| SRM | -0.589 | 0.589 | 0.676 | 151.3 | -267 | -63 | 933 | 746 | 8032 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-07-23 | SRM 445 | 2 | 707 | 725.56 | 0.04 | 22 | 1634 | 7312 | -63 | 746 | 8032 |
| 2 | 2009-07-08 | SRM 444 | 2 | 703 | 692.34 | -0.02 | 14 | 1612 | 7521 | -124 | 809 | 7397 |
| 1 | 2009-06-13 | SRM 442 | 2 | 756 | 686.30 | -0.14 | -14 | 1599 | 7671 | -267 | 933 | 5556 |