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 |
|---|---|---|---|
| khafan | 3 | 2050 | 969 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.530 | 0.784 | 0.907 | 94.4 | -46 | 171 | 1391 | 1391 | 5570 |
| SRMFix | 0.431 | 0.786 | 0.881 | 121.4 | -87 | 165 | 1390 | 1390 | 5692 |
| SRM | -0.133 | 0.888 | 0.925 | 128.3 | -215 | 77 | 1107 | 969 | 5769 |
| EloSRM | 0.562 | 0.893 | 1.007 | 217.1 | -83 | 348 | 2050 | 2050 | 5104 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2011-05-11 | SRM 506 | 2 | 185 | 541.04 | 1.55 | 348 | 2050 | 5104 | 77 | 969 | 5769 |
| 2 | 2009-04-30 | SRM 439 | 2 | 421 | 358.21 | -0.50 | -83 | 1702 | 6965 | -215 | 892 | 8264 |
| 1 | 2008-06-26 | SRM 407 | 2 | 365 | 566.19 | 0.63 | 220 | 1784 | 5771 | -93 | 1107 | 5535 |