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 |
|---|---|---|---|
| lccxwt | 2 | 1774 | 992 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.422 | 0.462 | 0.626 | 55.7 | -5 | 106 | 1306 | 1302 | 5838 |
| EloSRM | 0.430 | 0.474 | 0.640 | 124.1 | -17 | 232 | 1791 | 1774 | 6084 |
| SRMFix | 0.404 | 0.476 | 0.624 | 104.3 | -12 | 196 | 1396 | 1384 | 5124 |
| SRM | 0.059 | 0.657 | 0.660 | 271.0 | -375 | 167 | 1367 | 992 | 6104 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-05-12 | SRM 440 | 1 | 633 | 625.70 | -0.04 | -17 | 1774 | 6084 | -375 | 992 | 6104 |
| 1 | 2008-05-24 | College Tour Beijing | 1 | 282 | 527.72 | 0.90 | 232 | 1791 | 5365 | 167 | 1367 | 2170 |