4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| WeiPeng | 2 | 1990 | 1307 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 0.204 | 0.381 | 0.432 | 85.5 | -32 | 139 | 1339 | 1307 | 2692 |
| SRMFix | 0.686 | 0.686 | 0.754 | 141.1 | 62 | 220 | 1482 | 1482 | 4420 |
| EloSRM | 0.715 | 0.715 | 0.791 | 201.5 | 98 | 305 | 1990 | 1990 | 4194 |
| initial | 0.776 | 0.776 | 0.811 | 93.4 | 65 | 122 | 1387 | 1387 | 5129 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 2008-12-14 | TC China 08 - Finals | 1 | 227 | 294.49 | 0.38 | 98 | 1990 | 4194 | -32 | 1307 | 2692 |
| 1 | 2008-12-12 | TC China 08 - 1E | 1 | 120 | 249.08 | 1.05 | 305 | 1893 | 5050 | 139 | 1339 | 2477 |