4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| wchknudt | 1 | 1668 | 1089 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.309 | 0.309 | 0.309 | 73.6 | 74 | 74 | 1274 | 1274 | 4325 |
| initial | 0.360 | 0.360 | 0.360 | 43.4 | 43 | 43 | 1243 | 1243 | 4537 |
| EloSRM | 0.455 | 0.455 | 0.455 | 169.3 | 169 | 169 | 1668 | 1668 | 4263 |
| Odd | 0.497 | 0.497 | 0.497 | 187.2 | 187 | 187 | 1576 | 1576 | 4344 |
| SRM | -0.583 | 0.583 | 0.583 | 111.0 | -111 | -111 | 1089 | 1089 | 3160 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-03-14 | SRM 342 | 2 | 251 | 344.08 | 0.46 | 169 | 1668 | 4263 | -111 | 1089 | 3160 |