4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| et365 | 3 | 1615 | 675 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.326 | 0.326 | 0.525 | 175.0 | -448 | -32 | 752 | 675 | 8747 |
| initial | -0.152 | 0.342 | 0.445 | 41.1 | -89 | 23 | 1145 | 1145 | 8936 |
| EloSRM | -0.087 | 0.395 | 0.469 | 100.9 | -122 | 138 | 1615 | 1615 | 7496 |
| SRMFix | -0.103 | 0.397 | 0.472 | 79.9 | -170 | 47 | 1100 | 1100 | 8656 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-08-25 | SRM 447 | 2 | 630 | 680.20 | 0.11 | 42 | 1615 | 7496 | -32 | 675 | 8747 |
| 2 | 2009-06-23 | SRM 443 | 2 | 524 | 669.05 | 0.35 | 138 | 1573 | 7902 | -45 | 707 | 8477 |
| 1 | 2008-05-03 | East China Round 1 | 1 | 1136 | 741.76 | -0.72 | -122 | 1434 | 9862 | -448 | 752 | 8281 |