4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| petart | 2 | 2003 | 1166 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.080 | 0.226 | 0.240 | 17.0 | -25 | -9 | 1175 | 1166 | 3348 |
| SRMFix | 0.738 | 0.738 | 0.738 | 142.8 | 118 | 167 | 1486 | 1486 | 4128 |
| EloSRM | 0.753 | 0.753 | 0.761 | 193.3 | 118 | 269 | 2003 | 2003 | 4129 |
| Odd | 0.785 | 0.785 | 0.794 | 202.3 | 120 | 285 | 1867 | 1867 | 4204 |
| initial | 0.919 | 0.919 | 0.928 | 110.6 | 95 | 126 | 1421 | 1421 | 4552 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2009-07-23 | SRM 445 | 2 | 279 | 434.87 | 0.64 | 118 | 2003 | 4129 | -9 | 1166 | 3348 |
| 1 | 2009-07-08 | SRM 444 | 2 | 371 | 675.93 | 0.86 | 269 | 1885 | 5057 | -25 | 1175 | 3274 |