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 |
|---|---|---|---|
| gb_cofa | 4 | 1968 | 983 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | 0.270 | 0.577 | 0.648 | 132.9 | -60 | 318 | 1841 | 1841 | 4306 |
| EloSRM | 0.297 | 0.595 | 0.653 | 137.5 | -72 | 311 | 1968 | 1968 | 4345 |
| SRMFix | 0.268 | 0.658 | 0.690 | 110.1 | -102 | 192 | 1501 | 1437 | 4251 |
| SRM | 0.245 | 0.661 | 0.790 | 65.8 | -128 | 23 | 1186 | 983 | 4686 |
| initial | 0.476 | 0.765 | 0.794 | 92.1 | -69 | 124 | 1434 | 1429 | 4232 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-03-16 | SRM 464 | 2 | 330 | 479.83 | 0.54 | 109 | 1968 | 4345 | 23 | 983 | 4686 |
| 3 | 2009-09-23 | SRM 449 | 2 | 561 | 497.32 | -0.60 | -72 | 1859 | 5357 | -128 | 960 | 5235 |
| 2 | 2008-06-08 | College Tour HUST | 1 | 27 | 31.98 | 0.24 | 58 | 1930 | 4253 | -98 | 1088 | 5665 |
| 1 | 2008-06-05 | SRM 404 | 2 | 283 | 565.95 | 1.00 | 311 | 1872 | 4778 | -14 | 1186 | 3719 |