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 |
|---|---|---|---|
| JD557 | 5 | 1805 | 729 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.172 | 0.557 | 0.747 | 67.1 | -52 | 185 | 1303 | 1303 | 5964 |
| SRMFix | 0.132 | 0.567 | 0.750 | 70.5 | -70 | 142 | 1254 | 1239 | 6822 |
| EloSRM | 0.145 | 0.606 | 0.760 | 104.3 | -62 | 232 | 1805 | 1805 | 5849 |
| Odd | 0.138 | 0.608 | 0.746 | 100.8 | -56 | 219 | 1691 | 1691 | 5776 |
| SRM | -0.260 | 0.829 | 0.903 | 136.2 | -193 | 105 | 1052 | 729 | 10373 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2009-04-19 | SRM 438 | 2 | 208 | 589.86 | 1.50 | 232 | 1805 | 5849 | 105 | 729 | 10373 |
| 4 | 2008-11-12 | SRM 425 | 2 | 541 | 599.78 | -0.22 | -21 | 1573 | 8556 | -46 | 624 | 11461 |
| 3 | 2008-09-11 | SRM 417 | 2 | 722 | 548.47 | -0.51 | -62 | 1594 | 8368 | -189 | 670 | 11381 |
| 2 | 2008-08-06 | SRM 413 | 2 | 512 | 446.14 | -0.42 | -58 | 1656 | 7358 | -193 | 859 | 8906 |
| 1 | 2008-07-10 | SRM 409 | 2 | 513 | 665.81 | 0.38 | 148 | 1714 | 6654 | -148 | 1052 | 6189 |