4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| yxg | 6 | 1954 | 975 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.195 | 0.663 | 0.848 | 100.2 | -67 | 350 | 1550 | 1456 | 4383 |
| Odd | 0.223 | 0.674 | 0.866 | 93.2 | -42 | 366 | 1828 | 1828 | 4589 |
| EloSRM | 0.244 | 0.677 | 0.874 | 97.9 | -52 | 362 | 1954 | 1954 | 4590 |
| initial | 0.388 | 0.683 | 0.874 | 82.2 | -67 | 207 | 1480 | 1480 | 4115 |
| SRM | 0.395 | 0.745 | 0.864 | 159.2 | -282 | 310 | 1510 | 975 | 5116 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 2009-10-17 | SRM 450 | 2 | 232 | 471.65 | 1.02 | 129 | 1954 | 4590 | 55 | 975 | 5116 |
| 5 | 2009-09-23 | SRM 449 | 2 | 561 | 535.11 | -0.49 | -52 | 1825 | 5640 | -86 | 920 | 5915 |
| 4 | 2008-06-08 | College Tour West China | 1 | 296 | 216.98 | -0.45 | -31 | 1877 | 4739 | -123 | 1006 | 6757 |
| 3 | 2008-05-28 | College Tour Fudan | 1 | 42 | 38.13 | -0.14 | -12 | 1909 | 4411 | -99 | 1129 | 4568 |
| 2 | 2008-05-25 | College Tour Guangdong | 1 | 162 | 138.88 | -0.22 | 0 | 1921 | 4287 | -282 | 1228 | 3366 |
| 1 | 2008-05-24 | College Tour Beijing | 1 | 158 | 527.71 | 1.74 | 362 | 1921 | 4191 | 310 | 1510 | 1409 |