4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| yzyanchao | 2 | 1471 | 657 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | -0.251 | 0.251 | 0.258 | 48.3 | -59 | -37 | 1530 | 1471 | 11611 |
| initial | -0.334 | 0.334 | 0.343 | 40.2 | -49 | -31 | 1169 | 1119 | 11931 |
| SRMFix | -0.339 | 0.339 | 0.342 | 67.0 | -70 | -64 | 1130 | 1066 | 11819 |
| SRM | -0.899 | 0.899 | 0.900 | 271.5 | -302 | -241 | 898 | 657 | 11445 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-10-02 | SRM 420 | 2 | 640 | 553.03 | -0.31 | -59 | 1471 | 11611 | -241 | 657 | 11445 |
| 1 | 2008-07-19 | SRM 410 | 2 | 577 | 650.17 | -0.19 | -37 | 1530 | 9825 | -302 | 898 | 8418 |