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 |
|---|---|---|---|
| grex | 4 | 1831 | 804 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.109 | 0.210 | 0.236 | 38.5 | -28 | 90 | 1305 | 1298 | 5555 |
| EloSRM | 0.147 | 0.243 | 0.298 | 76.8 | -48 | 177 | 1831 | 1831 | 5633 |
| initial | 0.201 | 0.282 | 0.299 | 33.9 | -20 | 53 | 1297 | 1297 | 5554 |
| SRM | -0.298 | 0.416 | 0.429 | 99.0 | -218 | 0 | 1105 | 804 | 6960 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2010-05-04 | SRM 469 | 2 | 496 | 583.64 | 0.24 | 51 | 1831 | 5633 | 0 | 804 | 6960 |
| 3 | 2010-05-02 | TCO10 Qual 1 | 1 | 848 | 771.03 | -0.19 | -48 | 1779 | 5963 | -218 | 804 | 6824 |
| 2 | 2009-09-10 | SRM 448 | 2 | 500 | 512.89 | 0.04 | 30 | 1828 | 5580 | -83 | 1022 | 4601 |
| 1 | 2009-08-08 | SRM 446 | 2 | 501 | 713.98 | 0.51 | 177 | 1798 | 5764 | -95 | 1105 | 3837 |