4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| CaoLingling | 1 | 2268 | 1539 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 2.802 | 2.802 | 2.802 | 339.0 | 339 | 339 | 1539 | 1539 | 1227 |
| SRMFix | 3.665 | 3.665 | 3.665 | 625.6 | 626 | 626 | 1826 | 1826 | 2075 |
| initial | 3.732 | 3.732 | 3.732 | 449.4 | 449 | 449 | 1649 | 1649 | 3016 |
| EloSRM | 3.809 | 3.809 | 3.809 | 721.2 | 721 | 721 | 2268 | 2268 | 2053 |
| Odd | 3.832 | 3.832 | 3.832 | 726.9 | 727 | 727 | 2146 | 2146 | 2046 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2008-02-26 | SRM 391 | 2 | 31 | 434.34 | 3.81 | 721 | 2268 | 2053 | 339 | 1539 | 1227 |