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 |
|---|---|---|---|
| strongzhuojia | 3 | 1540 | 656 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.216 | 0.224 | 0.284 | 46.8 | -70 | 35 | 1645 | 1540 | 8325 |
| initial | -0.256 | 0.256 | 0.307 | 30.9 | -54 | -5 | 1195 | 1107 | 8924 |
| SRMFix | -0.271 | 0.271 | 0.313 | 44.6 | -77 | -21 | 1179 | 1066 | 8656 |
| SRM | -0.756 | 0.756 | 0.780 | 181.3 | -251 | -119 | 1026 | 656 | 8041 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-12-22 | SRM 456 | 2 | 573 | 538.05 | -0.22 | -36 | 1540 | 8325 | -119 | 656 | 8041 |
| 2 | 2009-08-08 | SRM 446 | 2 | 838 | 691.21 | -0.44 | -70 | 1576 | 7854 | -251 | 775 | 7668 |
| 1 | 2009-05-27 | SRM 441 | 2 | 688 | 693.58 | 0.01 | 35 | 1645 | 7259 | -174 | 1026 | 4664 |