4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| xdliutao | 4 | 1927 | 948 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.442 | 0.639 | 0.803 | 77.0 | -47 | 156 | 1414 | 1413 | 4610 |
| EloSRM | 0.391 | 0.653 | 0.802 | 114.2 | -68 | 283 | 1930 | 1927 | 4704 |
| SRMFix | 0.414 | 0.676 | 0.825 | 105.7 | -102 | 204 | 1408 | 1397 | 4834 |
| SRM | 0.174 | 0.777 | 0.869 | 125.0 | -364 | 84 | 960 | 948 | 5364 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2009-08-08 | SRM 446 | 2 | 434 | 377.92 | -0.20 | -3 | 1927 | 4704 | -12 | 948 | 5364 |
| 3 | 2009-07-23 | SRM 445 | 2 | 307 | 495.26 | 0.69 | 102 | 1930 | 4674 | 40 | 960 | 5231 |
| 2 | 2009-07-08 | SRM 444 | 2 | 281 | 740.25 | 1.40 | 283 | 1828 | 5527 | 84 | 920 | 5827 |
| 1 | 2009-06-13 | SRM 442 | 2 | 860 | 686.32 | -0.32 | -68 | 1545 | 8470 | -364 | 836 | 7165 |