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 |
|---|---|---|---|
| Romanio | 3 | 1809 | 1124 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.295 | 0.295 | 0.495 | 65.4 | 1 | 192 | 1396 | 1396 | 5300 |
| initial | 0.314 | 0.314 | 0.501 | 37.8 | 4 | 104 | 1313 | 1313 | 6040 |
| EloSRM | 0.315 | 0.315 | 0.513 | 93.8 | 10 | 247 | 1809 | 1809 | 5909 |
| SRM | -0.018 | 0.449 | 0.475 | 142.7 | -172 | 176 | 1376 | 1124 | 4580 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2008-12-20 | SRM 430 | 1 | 531 | 602.70 | 0.02 | 10 | 1809 | 5909 | -80 | 1124 | 4580 |
| 2 | 2008-11-12 | SRM 425 | 1 | 534 | 602.06 | 0.04 | 24 | 1799 | 5916 | -172 | 1204 | 3594 |
| 1 | 2007-10-09 | College Tour SRM 370 | 1 | 73 | 135.12 | 0.89 | 247 | 1775 | 4302 | 176 | 1376 | 1647 |