4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| william001zs | 3 | 1739 | 594 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.219 | 0.707 | 0.857 | 176.9 | -77 | 382 | 1739 | 1739 | 6319 |
| SRMFix | 0.112 | 0.726 | 0.818 | 113.0 | -106 | 155 | 1172 | 1172 | 7242 |
| initial | 0.055 | 0.726 | 0.795 | 87.4 | -71 | 141 | 1220 | 1220 | 6810 |
| SRM | -0.128 | 0.938 | 1.006 | 249.3 | -378 | 71 | 822 | 594 | 9783 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2009-05-27 | SRM 441 | 2 | 362 | 947.80 | 1.39 | 382 | 1739 | 6319 | 71 | 594 | 9783 |
| 2 | 2008-05-25 | College Tour Guangdong | 1 | 625 | 519.54 | -0.41 | -77 | 1357 | 12173 | -299 | 523 | 11658 |
| 1 | 2007-05-01 | SRM 347 | 2 | 432 | 390.68 | -0.32 | -72 | 1434 | 6248 | -378 | 822 | 5289 |