4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| yexiaokai | 1 | 2179 | 1435 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 1.741 | 1.741 | 1.741 | 235.0 | 235 | 235 | 1435 | 1435 | 1745 |
| SRMFix | 2.568 | 2.568 | 2.568 | 483.1 | 483 | 483 | 1683 | 1683 | 2994 |
| initial | 2.626 | 2.626 | 2.626 | 316.2 | 316 | 316 | 1516 | 1516 | 3941 |
| EloSRM | 2.687 | 2.687 | 2.687 | 571.0 | 571 | 571 | 2179 | 2179 | 2975 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2009-05-12 | SRM 440 | 2 | 102 | 656.90 | 2.69 | 571 | 2179 | 2975 | 235 | 1435 | 1745 |