4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Zugwalt | 1 | 1730 | 1051 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.197 | 0.197 | 0.197 | 47.6 | 48 | 48 | 1248 | 1248 | 6923 |
| initial | 0.265 | 0.265 | 0.265 | 32.0 | 32 | 32 | 1232 | 1232 | 7216 |
| EloSRM | 0.341 | 0.341 | 0.341 | 135.0 | 135 | 135 | 1730 | 1730 | 6817 |
| SRM | -0.760 | 0.760 | 0.760 | 149.0 | -149 | -149 | 1051 | 1051 | 5797 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-02-07 | SRM 434 | 2 | 505 | 639.49 | 0.34 | 135 | 1730 | 6817 | -149 | 1051 | 5797 |